Hitachi WJ Series User Manual

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S E R I E S

User's Guide

HITACHI Inverter

WJ Series

Read this "User's Guide", and keep it handy for future reference.

Introduction/Cautions

Contents

1 Safety Instructions/Risks

2 Outline of This User's Guide/

Procedure for Operation

3 Main Body of the Product

4 Installation

5 Wire Connection

6 Operation Check/Residual Risk

7 Keypad and Related Functions

8 Mandatory setting for Motor Drive and

Test Run

9 Inverter Functions

10 Monitor Functions

11 RS485 Communication

12 ProDriveNext/EzSQ

13 Option Board

14 Safety Function STO

15 Tips/FAQ/Troubleshooting

16 Maintenance and Inspection

17 Specifications/Dimensions/Derating

18 List of Parameters/Modbus Coil/

Appendix

Replacement from WJ200

NT361X

Table of Contents

Chapters

Table of Contents

Troubleshooting

Summary of Contents for Hitachi WJ Series

Page 1 2 Outline of This User's Guide/ Procedure for Operation 3 Main Body of the Product HITACHI Inverter 4 Installation 5 Wire Connection WJ Series 6 Operation Check/Residual Risk 7 Keypad and Related Functions 8 Mandatory setting for Motor Drive and Test Run 9 Inverter Functions...
Page 3 Introduction/Cautions Introduction /Cautions S.1 Introduction Thank you for purchasing Hitachi WJ Series C1 Inverter. (Afterward "Hitachi WJ Series C1 Inverter" referred to as WJ-C1.) This is a User's Guide that describes the handling and maintenance of the WJ-C1. For the purpose of paper consumption reduction and provision of the latest information, we enclose the WJ-C1 Basic Guide only, while providing the WJ-C1 User's Guide (this Guide) for more detailed description through electronic means instead of CD or a printed document.
Page 4 User's Guide and each optional product instruction manuals. We appreciate your understanding.  If you find any unclear or incorrect description, missing description, or misplaced or missing pages, please inform the Hitachi inverter technical service office or the supplier where this device was purchased.
Page 5  The product WJ-C1 will be warranted by Hitachi Industrial Equipment Systems Co., Ltd. (afterwards referred as "Hitachi")  However, the warranty expressed here is covered only for products delivered from Hitachi, and will not be responsible for others damage or loss of products like a motor or any equipment or systems damage caused by improper usage of the product.
Page 6 Using the Warranty Service  The customer can receive a warranty service during the warranty period from the product supplier or local Hitachi inverter sales office, if the product does not meet the specifications described in the latest User's or Basic Guide.
Page 7 Introduction/Cautions Contact Information Hitachi Industrial Equipment & Solutions America, LLC (Charlotte Office) Industrial Components and Equipment Division 6901 Northpark Blvd. Suite A, Charlotte, NC 28216, U.S.A TEL : +1(704) 494-3008 FAX : +1(704) 599-4108 Hitachi Europe GmbH Industrial Components & Equipment Group...
Page 8 （The document version ("*" is alphabet A, B, ..) is added to the end of document code.) (*1) These are usually not bundled with the product but a simple Basic guide is included. For each Guides, please contact the supplier where this device was purchased or local Hitachi inverter sales office.
Page 9 Contents C.1 Contents S.1 Introduction ............................S-1 S.2 Cautions ............................... S-2 S.3 Product Warranty and Inquiry......................S-3 S.4 Related Technical Documents......................S-6 S.5 Trademark ............................S-6 C.1 Contents ............................. C-1 Chapter 1 Safety Instructions/Risks 1.1 Warning Indications and Symbols ....................1-1-1 1.1.1 Details of Warning Indications ....................
Page 10 Contents Chapter 3 Main Body of the Product 3.1 Confirmation at the Time of Purchase ................... 3-1-1 3.1.1 Checking the Product and the Included Items ............... 3-1-1 3.1.2 Model of the Product and Specification Label ................ 3-1-2 3.2 Appearance of the Product and Part Name .................. 3-2-1 3.2.1 Appearance of Each Model ......................
Page 11 Contents Chapter 7 Keypad and Related Functions 7.1 How to Use Keypad ......................... 7-1-1 7.1.1 Name and Content of Each Part ....................7-1-1 7.1.2 Key Operation System ......................... 7-1-3 7.1.3 Example of Parameter Setting Key Operation ................. 7-1-4 7.2 Functions Related to Keypad......................7-2-1 7.2.1 Restrict Display Parameter ......................
Page 12 Contents Chapter 9 Inverter Functions 9.1 Selecting RUN Command and Alarm Reset ................... 9-1-1 9.1.1 Types of RUN Command ......................9-1-1 9.1.2 Operation by RUN Key on the Keypad ..................9-1-2 9.1.3 Operation by Forward/Reverse Input Terminals ..............9-1-3 9.1.4 Operation by Pushbutton (Momentary Switch) Input ............9-1-4 9.1.5 Operation by Modbus-RTU Communication (RS485 Communication) ......
Page 13 Contents 9.5 Selecting Control Mode for the Motor and Load ................9-5-1 9.5.1 Selection of Control Mode ......................9-5-1 9.5.2 Driving with V/f Control ......................9-5-2 9.5.3 Using Torque Boost Function ....................9-5-5 9.5.4 Driving with Energy-saving Mode ....................9-5-7 9.5.5 Driving with V/f Control with Encoder ..................
Page 14 Contents 9.10 Using System Protection Functions ................... 9-10-1 9.10.1 Adjusting Carrier Frequency ....................9-10-1 9.10.2 Automatically Reducing Carrier Frequency ............... 9-10-2 9.10.3 Externally Tripping the Inverter .................... 9-10-3 9.10.4 Preventing Unattended Start at Power-on ................. 9-10-4 9.10.5 Avoiding Mechanical Resonance of Motor and Machine ..........9-10-5 9.10.6 Selecting Cooling Fan Operation ..................
Page 15 Contents 9.16 Functions with External Signal Output ..................9-16-1 9.16.1 Using External I/O Output Signal Functions ..............9-16-1 9.16.2 Delaying and Holding Output Signals ................. 9-16-4 9.16.3 Outputting Monitor Data by Pulse Output ................. 9-16-5 9.16.4 Outputting Monitor Data by Analog Output............... 9-16-7 Chapter 10 Monitor Functions 10.1 Check the Operation Data ......................
Page 16 Contents Chapter 11 RS485 Communication 11.1 Modbus-RTU ..........................11-1-1 11.1.1 Communication Specifications and Setting Parameters ..........11-1-1 11.1.2 Communication Wiring and Connection ................11-1-3 11.1.3 Communication Process ....................... 11-1-4 11.1.4 Message Configuration ......................11-1-5 11.2 Explanation of Modbus-RTU Function Codes ................11-2-1 11.2.1 Read Coil Status [01h] ......................
Page 17 Contents Chapter 14 Safety Function STO 14.1 Using the Safety Function STO (Safe Torque Off) ..............14-1-1 14.1.1 STO Function .......................... 14-1-1 14.1.2 STO State Monitor Output (EDM Signal) ................14-1-3 14.1.3 STO Status Indication ......................14-1-4 Chapter 15 Tips/FAQ/Troubleshooting 15.1 Self Diagnosis of Problems ......................
Page 18 Contents Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.1 List of Modbus Coil Numbers/Special Register Numbers............18-1-1 18.1.1 List of Modbus Coil Numbers ....................18-1-1 18.1.2 List of Modbus Special Holding Registers ................18-1-3 18.2 List of Parameters and Modbus Holding Registers ..............18-2-1 18.2.1 d Monitor Group ........................
Page 19 Chapter 1 Safety Instructions/Risks Chapter 1 Safety Instructions/Risks This chapter includes instructions for installation, wiring, operation, maintenance, inspection and use of the inverter. Be sure to read this User's Guide and other guides thoroughly before installing, wiring, operating, maintaining, inspecting or using the inverter. 1.1 Warning Indications and Symbols ....................
Page 20 Chapter 1 Safety Instructions/Risks 1.1 Warning Indications and Symbols 1.1.1 Details of Warning Indications  In the User's Guide, the severity levels of safety precautions and residual risks are classified as ！ follows: "DANGER", "WARNING" and "CAUTION". Indicates that incorrect handling may cause hazardous situations, which DANGER have a high chance of resulting in serious personal injury or death and may result in major physical loss or damage.
Page 21 Chapter 1 Safety Instructions/Risks 1.2 Cautions 1.2.1 Caution! DANGER  Incorrect handling may result in personal death or severe injury, or may result in damage to the inverter, motor or the whole system. CAUTION  Be sure to read the Guide and appended documents thoroughly before installing, wiring, operating, maintaining, inspecting or using the inverter.
Page 22 Chapter 1 Safety Instructions/Risks 1.2.2 Precautions for Installation WARNING ● Risk of Fire! Fire  Do not place flammable materials near the installed inverter.  Prevent foreign matter (e.g., cut pieces of wire, sputtering welding materials, iron chips, wire, and dust) from entering the inverter. Prohibited ...
Page 23 Chapter 1 Safety Instructions/Risks 1.2.3 Precautions for Wiring DANGER ● Risk of an electric shock and fire! Electric shock Fire  Be sure to ground the inverter.  Entrust wiring work to a qualified electrician.  Before the wiring work make sure to turn off the power supply and wait for more than 10 minutes.
Page 24 Chapter 1 Safety Instructions/Risks WARNING ● Risk of injury and fire! Injury Fire  Do not connect AC power supply to any of the output terminals ([U/T1], [V/T2], and [W/T3]). Prohibited  Make sure that the voltage and frequency of AC power supply match the rated voltage (AC input voltage) and frequency of your inverter.
Page 25 Chapter 1 Safety Instructions/Risks 1.2.4 Precautions for Running and Test Running DANGER ● Risk of electric shock and fire! Electric shock Fire  While power is supplied to the inverter, do not touch any internal part or the terminal of the inverter. Also do not check signals, or connect/disconnect any wire or connector.
Page 26 Chapter 1 Safety Instructions/Risks ● Risk of injury! Injury  If the retry mode has been selected, the inverter will restart suddenly after a break upon detection of an error. Stay away from the machine controlled by the inverter when the inverter is under such circumstances. (Design the Prohibited machine so that human safety can be ensured, even when the inverter restarts suddenly.)
Page 27 Chapter 1 Safety Instructions/Risks ● Risk of injury and damage to machine! Injury Damage  Install an external brake system if needed. 1-2-7...
Page 28 Disposing of the inverter on your own may result in an explosion of the capacitor or produce poisonous gas.  Contact your supplier or local Hitachi sales office for fixing the inverter.  A qualified industrial waste disposal contractor includes industrial waste collector/transporter and industrial waste disposal operator.
Page 29 Chapter 1 Safety Instructions/Risks 1.2.7 Other Cautions DANGER Electric ● Risk of electric shock, fire and injury! shock Fire Injury  Never modify the inverter. Prohibited CAUTION ● Risk of significantly shortening the life cycle of a product! Life cycle ...
Page 30 Chapter 1 Safety Instructions/Risks 1.2.8 Examples of Caution Labels  The following describes label formats to prevent errors from occurring in the motor, inverter and system.  If external operation, program operation or retry function has been set, the operation may start automatically after the power is on.
Page 31 Chapter 1 Safety Instructions/Risks 1.3 Compliance to European Directive (CE) 1.3.1 Caution for EMC (Electromagnetic Compatibility)  The WJ-C1 inverter complies with Electromagnetic Compatibility (EMC) Directive (2014/30/EU). When using the inverter in Europe, you must comply with the following specifications and requirements to meet the EMC Directive and other standards in Europe.
Page 32 Chapter 1 Safety Instructions/Risks ■ Applicable EMC filter EMC class Power Carrier Model EMC filter In metal Not in metal Cable Length Supply Frequency cabinet cabinet C1-001SF C1-002SF FPF-9120-10-SW C1-004SF 1φ200 V C1-007SF FPF-9120-14-SW C1-015SF FPF-9120-24-SW C1-022SF C1-001LF C1-002LF NF-CEH7 C1-004LF C1-007LF C1-015LF...
Page 33 Chapter 1 Safety Instructions/Risks Precautions for installation and wiring 1. Input-side AC reactor or other equipment is required if necessary to comply with EMC directive from the harmonic distortion point of view (IEC 61000-3-2 and 4). 2. If the motor cable length exceeds 20 m, use output-side AC reactor to avoid unexpected problem due to the leakage current from the motor cable (such as malfunction of the thermal relay, vibration of the motor, etc.).
Page 34 Chapter 1 Safety Instructions/Risks Installation method (example of single-phase 200 V class model)  The mounting method is the same for the three-phase 200 V class model and the three-phase 400 V class model. Input power supply single phase 200 V Metal plate (earth) L1,N The filter is integrated and...
Page 35  WJ-C1 conforms to STO (Safe Torque Off) defined in Functional Safety IEC 61800-5-2. When using the STO function, refer to "Safety Function Guide (NT3612*X)". Please contact your supplier or local Hitachi inverter sales office to download the guide. 1.3.3 Note of European Directive (CE) ...
Page 36 This section summarizes the items required for UL standard compliant inverter installation. GENERAL: WJ series C1 inverter is open type AC Inverter with three/single phase input and three phase output. It is intended to be used in an enclosure. It is used to provide both an adjustable voltage and adjustable frequency to the AC motor.
Page 37 Chapter 1 Safety Instructions/Risks ■ Field wiring conductor size and torque values making for wiring terminal Required Torque Wire Rang Model Screw Size (N･m) (AWG/mm C1-001S M3.5 AWG16 (1.3 mm C1-002S M3.5 AWG16 (1.3 mm C1-004S M3.5 AWG16 (1.3 mm C1-007S AWG12 (3.3 mm C1-015S...
Page 38 Chapter 1 Safety Instructions/Risks ■ Required protection by Fuse Non-Semiconductor Fuse Semiconductor Fuse Model Maximum Rating Manufacture: Type Voltage Current Cooper Bussmann LLC C1-001S FWH-10A14F C1-002S FWH-15A14F C1-004S 10 A FWH-15A14F 600 V C1-007S 20 A FWH-60B C1-015S 30 A FWH-60B C1-022S 30 A...
Page 39: Table Of Contents
Chapter 2 Outline of This User's Guide/Procedure for Operation Chapter 2 Outline of This User' s Guide/Procedure for Operation This chapter describes the applicable products, the knowledge required to read this Guide, the target readers of this Guide, the purpose of this Guide, the structure of the chapters in this Guide, and an outline of the procedure (flowchart) for operating the inverter.
Page 40: What Is Written In This User's Guide
Chapter 2 Outline of This User's Guide/Procedure for Operation 2.1 What Is Written in this User's Guide 2.1.1 Before Reading This Guide  The contents of this Guide apply to WJ-C1 main unit. Refer to the corresponding guide or instruction manuals for other products and optional parts. ...
Page 41: Overview Of Each Chapter
Chapter 2 Outline of This User's Guide/Procedure for Operation 2.1.2 Overview of Each Chapter  This Guide consists of the following chapters: Refer also to the chapter to be referred to for each part of the inverter appearance drawing on the next page.
Page 42 Chapter 2 Outline of This User's Guide/Procedure for Operation ■ What this Guide explains. Chapter 2 Outline of This User's Guide/ Chapter 3 Main Body of the Product  Describes the package, specification label, Procedure for Operation (this chapter) appearance, and name of each part of the ...
Page 43: Procedure For Operation (Flowchart)
Chapter 2 Outline of This User's Guide/Procedure for Operation 2.2 Procedure for Operation (Flowchart) 2.2.1 When Installing a New Inverter  The flowchart below shows an outline of the procedures of installing, wiring, test run and various ▼ settings in case installing a new WJ-C1 (when it is not replaced with the old model WJ200). The overview of each item in the flowchart and the main sections that describe the details are shown in the right column.
Page 44 Chapter 2 Outline of This User's Guide/Procedure for Operation From the previous page To check if there is a basic problem with the inverter or motor, connect only the motor and rotate it with no load to Test run without load check if it rotates properly.
Page 45: When Replacing Wj200 (Old Model) With Wj-C1
Chapter 2 Outline of This User's Guide/Procedure for Operation 2.2.2 When Replacing WJ200 (Old Model) with WJ-C1  Even when replacing WJ200 (old model) with a WJ-C1, the basic steps up to operation are the ▼ same as when installing a new one. ...
Page 46 Chapter 2 Outline of This User's Guide/Procedure for Operation (Memo) 2-2-4...
Page 47 Chapter 3 Main Body of the Product Chapter 3 Main Body of the Product This chapter describes the main body of the product. The inspection at the time of purchase, the items included in the product, the explanation of the product model name, the details of the specification label, the appearance of the product and the names of each part are described.
Page 48: Confirmation At The Time Of Purchase
 Note that the Basic Guide and the instruction manuals for each optional product to be used should be delivered to the end user of the inverter. For the User's Guide and instruction manual, please contact your supplier or local Hitachi inverter sales office. 3-1-1...
Page 49: Model Of The Product And Specification Label
 What's written on the specification label?  The model of the product is as follows. Check that the model is same as you ordered. WJ series type name Example 1: Single-phase 200 V class 0.4 kW C1 - 004 (for Japan) Example 2: Three-phase 200 V class 7.5 kW...
Page 50: Appearance Of The Product And Part Name
Chapter 3 Main Body of the Product 3.2 Appearance of the Product and Part Name 3.2.1 Appearance of Each Model  How to check the appearance and name of each part?  The appearance of the product and the names of its parts are shown below for each model. ■...
Page 51 Chapter 3 Main Body of the Product ■ Three-phase 200 V class: C1-037LF Three-phase 400 V class: C1-040HF ■ Three-phase 200 V class: C1-055LF/075LF Three-phase 400 V class: C1-055HF/075HF (1) Cooling fan Cover (4) Main body cover (7) Backing plate (2) Cooling fan (5) Terminal block cover (3) Cooling fin...
Page 52 Chapter 3 Main Body of the Product ■ Three-phase 200 V class: C1-110LF Three-phase 400 V class: C1-110HF/150HF ■ Three-phase 200 V class: C1-150LF (1) Cooling fan cover (4) Main body cover (7) Backing plate (2) Cooling fan (5) Terminal block cover (3) Cooling fin (6) Control terminal cover 3-2-3...
Page 53: Part Names And Descriptions On The Front Of The Product
Chapter 3 Main Body of the Product 3.2.2 Part Names and Descriptions on the Front of the Product  The appearance from the front of the product without the terminal cover and the names of the parts are shown below. (1) USB connector (Micro-B) (5) EDM switch ⇒...
Page 54: Connecting Remote Operator
■ TSUKO Cat5e cable with connectors at both ends (twisted wire) Model: TSUNET-MC350E-MP 8C B 8-8 ■ Hitachi Metals, Ltd. Straight wire with connectors at both ends Model: NETSTAR-C5E PC 24AWGX4P  Use a connector cable within 3 m. If the cable is more than 3 m, it may cause malfunctioning.
Page 55 Chapter 4 Installation Chapter 4 Installation This chapter describes the instruction of the inverter. When performing each work, carefully read "Chapter 1 Safety Instructions/Risks" and the corresponding chapters, and pay attention to safety. 4.1 Installation Environment ......................... 4-1-1 4.1.1 Installation Precautions ......................4-1-1 4-0-1...
Page 56 Chapter 4 Installation 4.1 Installation Environment 4.1.1 Installation Precautions  What are the precautions when installing the inverter?  When installing the inverter, be sure to observe the following precautions. ◆ Transportation  Plastic parts are used for the inverter. When carrying the inverter, handle it carefully to prevent damage to the parts.
Page 57 Chapter 4 Installation ◆ Humidity  Avoid installing the inverter in a place where the relative humidity goes above or below the allowable range (20 to 90% RH), as defined by the standard inverter specification. Especially, use the product in a place where there is no condensation.
Page 58 Calorific value of the inverter For the calorific value of the inverter, refer to the power losses listed in https://ecodesign.hitachi-industrial.eu/. (1) By accessing the above URL, the "ENERGY EFFICIENCY CERTIFICATES" page is displayed. (2) Select WJ-C1 from the above-mentioned web site. WJ-C1 model list appears.
Page 59 Chapter 4 Installation ◆ Surface on which to install the inverter  The inverter will reach a high temperature (up to about 150°C) during operation. Install the inverter on a vertical wall surface made of nonflammable material (e.g., metal) to avoid the risk of fire. ...
Page 60 Chapter 4 Installation (Memo) 4-1-5...
Page 61 Chapter 5 Wire Connection Chapter 5 Wire Connection This chapter describes the wirings of the power supply to the main circuit terminal block of the inverter, motor and peripheral options, and the analog and digital input/ output signal wirings to the control circuit terminal block.
Page 62: Remove The Terminal Block Cover
Chapter 5 Wire Connection 5.1 Remove the Terminal Block Cover  How to remove and attach the terminal block cover?  Control terminal can be checked by removing the terminal block cover. The main circuit terminal block can be checked by removing the backing plate. ■...
Page 63 Chapter 5 Wire Connection ■ How to use the backing plate  C1-001SF to C1-022SF, C1-001LF to C1-075LF, C1-004HF to C1-075HF Control circuit wiring  Pull out from the terminal block cover. Main circuit wiring  Cut the connection points between the unnecessary part and the backing plate using a nipper or a cutter, to cut off the unnecessary part for wiring.
Page 64: Main Circuit Terminal
Chapter 5 Wire Connection 5.2 Main Circuit Terminal 5.2.1 Configuration of Main Circuit Terminal Short circuit between P and PD (factory default state)  The [PD/+1] and [P/+] terminals are short-circuited at the Short-circuit bar factory-set. If P and PD are not connected, power is not supplied to the main circuit, which disables operation.
Page 65: Wiring The Power Supply And Motor
Chapter 5 Wire Connection 5.2.2 Wiring the Power Supply and Motor  How to connect the power supply and motor to the inverter?  Connect [R/L1] , [S/L2] and [T/L3] terminal to the AC power supply and [U/T1] terminal terminal , [V/T2] [W/T3] terminal to the motor.
Page 66 Chapter 5 Wire Connection ● Risk of damage to the inverter! Failure  Do not turn on or off the magnetic contactor installed on the input (primary) and output (secondary) sides of the inverter to start or stop operation. Prohibited ...
Page 67 (especially on 400 V class), which may cause the motor to burnout.  For suppressing surge voltage filter, please contact your supplier or local Hitachi sales office. ● Risk of burnout of the motor! Burnout ...
Page 68  For the wiring to the inverter and the tightening torque of the crimp terminal and terminal screw, refer to the table in "5.3.2 Recommended Wire Diameter, Wiring Equipment, Crimp Terminal".  In case of replacing from WJ200 series, if the wire diameter, etc., differs, please contact your supplier or local Hitachi sales office. 5-2-5...
Page 69: Arrangement Of Main Circuit Terminal Block
Chapter 5 Wire Connection 5.2.3 Arrangement of Main Circuit Terminal Block  The arrangement of the main circuit terminal of the inverter is shown in the figure below.  The main circuit terminal arrangement is different from that of WJ200 series. When replacing, pay attention to differences in the main circuit terminal arrangement before wiring.
Page 70 Chapter 5 Wire Connection Models Terminal arrangement Three-phase 200 V Power supply 5.5/7.5 kW Motor output wire input wire C1-055LF C1-075LF R/L1 S/L2 T/L3 U/T1 V/T2 W/T3 Three-phase 400 V 5.5/7.5 kW PD/+1 C1-055HF C1-075HF Short-circuit bar Ground terminal Screw size: M5, Terminal block width: 13 mm Charge lamp Three-phase 200 V 11 kW...
Page 71: Applicable Peripheral Device
Overview of Applicable Peripheral Devices Power supply Cautions  The applicable devices shown in this chapter are those when Hitachi standard 3-phase 4- <1> pole induction motor is used.  For the circuit breaker, choose an appropriate device by taking breaking capacity into consideration.
Page 72: Recommended Wire Diameter, Wiring Equipment, Crimp Terminal
Chapter 5 Wire Connection 5.3.2 Recommended Wire Diameter, Wiring Equipment, Crimp Terminal  What is the recommended wire diameter for the main circuit wiring?  The following table shows the recommended wiring to the inverter, crimp terminals and tightening torque of the terminal screws. ■...
Page 73 Chapter 5 Wire Connection ■ Three-phase 400 V model Main circuit Terminal Tightening torque terminal block screw size Crimp terminal N・m Model Load rating setting wiring (Terminal Power/Ground Power/Ground AWG (mm block width) (maximum value) Normal duty (ND) AWG16 1.4/1.3 to 1.5 C1-004HF R2-4/R2-4 (1.3 mm...
Page 74: Applicable Breaker
Chapter 5 Wire Connection 5.3.3 Applicable Breaker ■ Single-phase 200 V class Applicable devices (input voltage 200 to 220 V) Without reactor (DCL or ALI) With reactor (DCL or ALI) Applicable Model Load Earth-leakage breaker Magnetic Earth-leakage breaker Magnetic Motor C1-***** rating (ELB)
Page 75 HS20 HS50  Applicable motor capacity is based on Hitachi 200 VAC (for 200 V class)/400 VAC (for 400 V class), 60 Hz, 4 pole IE3 motor.  If exports to the U.S. or Canada, or compliance with UL,cUL standards is required, the wires and circuit breakers specified in the UL,cUL standards must be used.
Page 76: Wiring Of Dc Link Choke (Dcl)
Chapter 5 Wire Connection 5.3.4 Wiring of DC Link Choke (DCL)  How can noise be reduced?  What is the measures against harmonic noise?  How can power factor be improved?  When using a DC link choke (DCL), connect it after removing the short-circuit bar between [PD/+1] and [P/+] terminals.
Page 77: Wiring Of Braking Resistor And Regenerative Braking Unit
Chapter 5 Wire Connection 5.3.5 Wiring of Braking Resistor and Regenerative Braking Unit  How can an overvoltage error be avoided when short deceleration time is set?  How can an overvoltage error be avoided at lowering or hanging for crane or elevator? ...
Page 78 Chapter 5 Wire Connection ■ Selection and wiring of regenerative braking resistor Applicable Regenerative braking Connectable minimum resistance Model motor capacity torque (%) without Resistance value (Ω) BRD use ratio (%) (kW) resistor C1-001SF C1-002SF C1-004SF C1-007SF 0.75 C1-015SF C1-022SF C1-001LF C1-002LF C1-004LF...
Page 79: Control Circuit Terminal
Chapter 5 Wire Connection 5.4 Control Circuit Terminal 5.4.1 Configuration of Control Circuit Terminal  Control circuit terminal wires are shown in the figure below. Check the cautions, functions, and electrical specifications of the control circuit terminal wiring in this section, and pay sufficient attention to wiring so that there is no incorrect wiring.
Page 80 Chapter 5 Wire Connection Cautions for wiring control circuit terminals ● Risk of electric shock and damage to the inverter! Electric shock Failure  [L] terminal and [CM2] terminal are common terminals for input and output signals. They are isolated from each other. Do not short-circuit or ground these common terminals.
Page 81 Chapter 5 Wire Connection Arrangement of control circuit terminal block Safety function input and power supply Logic power supply Intelligent input Pulse input ST2 CMS ST1 and common PLC P24 P24S Ai1 Ai2 Ao2 Ao1 CM2 12 AL2 AL1 AL0 Analog input Analog/Pulse Intelligent...
Page 82 Chapter 5 Wire Connection Function and electrical specifications of control circuit terminals Terminal Terminal Item Description Electrical characteristics symbol name Analog input/output Common terminal for internal power supply, Common for input terminal 1 to 8, ― input signal analog input/output and Power pulse output terminals.
Page 83 Chapter 5 Wire Connection Terminal Terminal Item Description Electrical characteristics symbol name Digital input Common terminal for internal power supply, Common for input terminal 1 to 8, ― input signal analog input/output and pulse output terminals. 24 VDC internal power supply terminal for contact input.
Page 84 Chapter 5 Wire Connection Terminal Terminal Item Description Electrical characteristics symbol name Digital output Each terminal function can be selected by Open collector output parameter setting for Between each terminal and each terminal. [CM2] Both sink logic and Maximum allowable voltage: Intelligent source logic are 27 VDC...
Page 85: Recommended Wire Diameter And Wiring Method For Control Circuit Terminals
Chapter 5 Wire Connection 5.4.2 Recommended Wire Diameter and Wiring Method for Control Circuit Terminals  What are the recommended terminals and how to wire for the control terminal?  For the control circuit terminal block, a spring clamp type terminal block is employed. ...
Page 86 Chapter 5 Wire Connection Method of wiring/detaching wires ▼ (1)Push the orange part on the control terminal block with a slotted screwdriver (with a wide of 2.5 mm or less). (Insertion hole will open) (2)Plug in the wire or ferrule terminal to the wire insertion hole (round hole) while pressing the orange part with a slotted screwdriver.
Page 87: Switching Sink/Source Logic And Connecting External Power Supply/Programmable Controller
Chapter 5 Wire Connection 5.4.3 Switching Sink/Source Logic and Connecting External Power Supply/Programmable Controller  How can the sink/source logic of the I/O terminals be switched?  How can an external power supply or external devices such as a programmable controller (PLC) be connected to the I/O terminals? Method of switching sink/source logic for intelligent input terminals ▼...
Page 88 Chapter 5 Wire Connection ■ No-voltage switch When using an external power supply When using the inverter's internal power supply (Remove the short-circuit wire from the control terminal.) Short- circuit 24 VDC Short- wire 24 VDC 24 VDC 24 VDC 24 VDC circuit 24 VDC...
Page 89 Chapter 5 Wire Connection Cautions when using multiple inverters  If a common input (switch, etc.) is used for multiple inverters and the timing of power-on is different, the current may run around as shown in the figure below, and it may be recognized as ON even if the input is OFF.
Page 90 Chapter 5 Wire Connection (Memo) 5-4-12...
Page 91 Chapter 6 Operation Check/Residual Risk Chapter 6 Operation Check/Residual Risk This chapter describes residual risks during operation and items to be checked. The customer who uses the product should appropriately conduct risk assessment before trial run and using the product, and properly protect their personnel and systems. Although this chapter describes all the possible measures to make sure, it does not cover all the risks in your systems.
Page 92 Chapter 6 Operation Check/Residual Risk 6.1 Overview of Residual Risk Checklist  The residual risk checklist is classified according to the following two definitions based on "Chapter 1 Safety Instructions/Risks". Indicates that incorrect handling may cause hazardous situations, which have a high possibility of resulting in serious personal injury or death, and may result in major DANGER physical loss or damage.
Page 93 Chapter 6 Operation Check/Residual Risk 6.2 Residual Risk Checklist Operation Target Residual ☑ Work Details of hazard Protection measures stage section risk Do not drop the product. Do not Damage caused by carry the inverter in a manner □ Installation Installation CAUTION careless carrying.
Page 94 Chapter 6 Operation Check/Residual Risk Operation Target Residual ☑ Work Details of hazard Protection measures stage section risk Due to unstable output caused by imbalance of power supply voltage, Check the receiving voltage of undervoltage, extreme inverter, power receiving method, □...
Page 95 Chapter 7 Keypad and Related Functions Chapter 7 Keypad and Related Functions This chapter describes how to use keypad on the inverter main unit and related functions. Before performing each work, carefully read "Chapter 1 Safety Precautions/Risks" and each corresponding chapter, and carry out the work with caution. 7.1 How to Use Keypad .........................
Page 96: How To Use Keypad
Chapter 7 Keypad and Related Functions 7.1 How to Use Keypad 7.1.1 Name and Content of Each Part  The names and descriptions of the parts of Keypad are shown below. (9) RUN command The LEDs at the top of the display are shown below in order from the right.
Page 97 Chapter 7 Keypad and Related Functions Name Description  When the parameter code is displayed, it changes to the next function group, and the last set parameter code for each function group is displayed. (The last set parameter code is memorized for each function group. It is effective even after the power is shut off.) ...
Page 98: Key Operation System
Chapter 7 Keypad and Related Functions 7.1.2 Key Operation System How to select parameter and monitor/change data using Keypad ▼ Moves to the data display when the function code is displayed. Function group "d" Output frequency Data display Function code display monitor * Parameters of the function group ....
Page 99: Example Of Parameter Setting Key Operation
Chapter 7 Keypad and Related Functions 7.1.3 Example of Parameter Setting Key Operation Example of operation when changing the setting value of a parameter (basic operation mode) ▼  The following shows an example of changing the "RUN command input source selection, 1st- motor [A002]"...
Page 100 Chapter 7 Keypad and Related Functions Changing function code and data by digit (individual input mode) ▼  Function code selection and data change are also possible by the individual input mode, in which the value is incremented or decremented for each digit by specifying the digit to be incremented or decremented.
Page 101 Chapter 7 Keypad and Related Functions ■ Digit movement display mode  The main unit's keypad display basically displays the top five digits, but the invisible digits can be temporarily visible by the following operations.      Display of the least significant digit ...
Page 102: Functions Related To Keypad
Chapter 7 Keypad and Related Functions 7.2 Functions Related to Keypad 7.2.1 Restrict Display Parameter  How can display only the necessary parameters?  How can display fewer parameters?  How can display only the changed parameters?  Parameters displayed in the keypad can be partially hidden by setting "Display restriction selection [b037]".
Page 103 Chapter 7 Keypad and Related Functions ■ Conditions for the function-specific display ([b037] = 01) and displayed parameters Display conditions Parameters displayed when conditions are met [F202], [F203], [A201] to [A204], [A220], Display when "2nd-motor [A244], [A245], [A261], [A262], [A281], control [SET] (08)"...
Page 104: Initialize The Parameters
Chapter 7 Keypad and Related Functions 7.2.2 Initialize the Parameters  How to set again from the beginning or return to the factory default setting?  How to clear the trip history?  How to initialize settings other than I/O terminal functions or communication settings? ...
Page 105 Chapter 7 Keypad and Related Functions Procedure of initialization (trip history clear + data initialization + EzSQ program initialization) ▼ Step 2: Set [b180] = 01 Step 3: Initialization is Step 1: Set [b084] = 04 and press the completed when and press the SET key.
Page 106: Prohibit Parameter Changes
Chapter 7 Keypad and Related Functions 7.2.3 Prohibit Parameter Changes  How to protect the changed parameters?  How to prevent a parameter from being changed by someone?  Various data changes can be prohibited by the Soft-Lock function. Used to prevent unintended data rewriting, etc.
Page 107: Protecting Data With Passwords
Chapter 7 Keypad and Related Functions 7.2.4 Protecting Data with Passwords  How to protect the parameters displayed on the keypad with a password so that they cannot be changed without permission?  How to protect the set parameters with a password so that they cannot be changed without permission? ...
Page 108 Chapter 7 Keypad and Related Functions ■ Setting a password ▼ (1) Set "Soft-Lock selection [b031]" and "Display restriction selection [b037]" according to the content to be protected. (2) Enter any password in the password setting parameter ([b190]/[b192]). (Note that 0000 cannot be used.) ...
Page 109: Setting The Initial Keypad Display
Chapter 7 Keypad and Related Functions 7.2.5 Setting the Initial Keypad Display  How to make the keypad display the specified monitor or parameter every time at power-on?  How to display the specified parameters automatically if the keypad has not been operated for a few minutes? ...
Page 110: Automatic Registration Of Changed Parameter History
Chapter 7 Keypad and Related Functions 7.2.6 Automatic Registration of Changed Parameter History  How to know the parameters that have been changed from the default setting?  When "User-parameter automatic setting function enable [b039]" is set to "Enable (01)", the parameters changed from the default are automatically stored in "User-parameter 1 to 32 selection ([U001] to [U032])"...
Page 111: Display Lock [Disp] Function
Chapter 7 Keypad and Related Functions 7.2.7 Display Lock [DISP] Function  How to prevent the display of keypad from changing by someone?  When "Display Lock [DISP]" is assigned to any of the "Input terminal function [C001] to [C007]" and the terminal is turned on, the operator's display becomes the display set in the "Initial display selection [b038]"...
Page 112: Remote Operator Functions
Chapter 7 Keypad and Related Functions 7.2.8 Remote Operator Functions  How to set the display of the main unit keypad when connecting a remote operator?  How to specify the behavior of the inverter such as tripping or operation continuation at the disconnection of the remote operator? ...
Page 113 Chapter 8 Mandatory Setting for Motor Drive and Test Run Chapter 8 Mandatory Setting for Motor Drive and Test Run This chapter describes the mandatory settings, procedures for setting and test run to operate the motor and inverter. Before actual operation, be sure to perform the settings described in this chapter and perform the test run.
Page 114: Mandatory Setting For Operation
"8.1.5 Setting Motor Constant" or "8.3 Carrying Out Motor Auto-tuning". This section explains how to perform auto-tuning. When using a motor other than Hitachi's standard or an unknown "8.3 Carrying Out Motor Auto-tuning" motor, measure the motor constant using the auto-tuning function.
Page 115: Changing The Load Rating Of The Inverter
Chapter 8 Mandatory Setting for Motor Drive and Test Run 8.1.2 Changing the Load Rating of the Inverter  How to change to the load rating mode considered at the time of inverter selection?  How to use the lower capacity inverter against the motor for light load applications such as fans and pumps? ...
Page 116 Chapter 8 Mandatory Setting for Motor Drive and Test Run ■ List of parameters changed when switching to low duty rating Default value after Setting at Code Item Data initialization switching to LD 00(V/f constant torque)/ 01(V/f reduction torque)/ [A044] Control mode selection 02(Free-V/f)/ 03(sensorless vector)
Page 117 Chapter 8 Mandatory Setting for Motor Drive and Test Run  The following parameters and I/O terminal functions cannot be selected for low duty mode. ■ Non-display parameters for low duty mode Code Parameter name Code Parameter name [d009] Torque reference monitor [H005] Async.
Page 118: Setting The Motor Specification Label Data To Parameters
Chapter 8 Mandatory Setting for Motor Drive and Test Run 8.1.3 Setting the Motor Specification Label Data to Parameters  How to set parameters according to the motor?  How to solve the unstable drive of the motor?  To control and protect the motor, set the basic parameters of the motor shown in the table Tbelow.
Page 119 " is changed, the motor constant parameter setting values will be written to the motor constants of the Hitachi standard motor stored in advance. Accurate setting of capacity and number of poles may prevent the motor from being disturbed, or stabilize the motor drive.
Page 120: Setting Electronic Thermal For The Motor
Chapter 8 Mandatory Setting for Motor Drive and Test Run 8.1.4 Setting Electronic Thermal for the Motor  How to set the thermal protection of the motor?  How to change the motor thermal protection level according to the rated current? ...
Page 121 Chapter 8 Mandatory Setting for Motor Drive and Test Run  According to the setting of "Electronic thermal subtraction function selection [b910]", the mode in which the motor/inverter common electronic thermal operates and the mode in which the motor electronic thermal and the inverter electronic thermal operate independently can be selected.
Page 122 Chapter 8 Mandatory Setting for Motor Drive and Test Run  This setting is necessary for motor protection. Set the correct value.  Even if [b012] is set to a large value, if the current grows steeply, "Overcurrent error [E01] to [E04]"...
Page 123 Chapter 8 Mandatory Setting for Motor Drive and Test Run ■ Constant torque characteristics  Use this setting when using a constant torque motor. (Example 2) Constant torque characteristics: 3-phase 200 V, 1.5 kW, Normal duty, Electronic thermal level = 8.0 A ●...
Page 124 Chapter 8 Mandatory Setting for Motor Drive and Test Run  Changing the heat dissipation characteristics of electronic thermal  When "Electronic thermal decrease function enable [b910]" is set to other than "Disable (00)", the electronic thermal for motor and the electronic thermal for inverter operate independently. ...
Page 125 Chapter 8 Mandatory Setting for Motor Drive and Test Run ■ When [b910] = 00 ■ When [b910] = 01   Clears the load factor every 10 minutes. When one The electronic thermal load ratio is subtracted at of the doubled counters becomes 100%, inverter the rate where the load ratio is from 100% to 0% in trips due to "...
Page 126: Setting Motor Constant
Or, after (1) or (2), change the parameters in the table below for fine adjustment.  Hitachi standard motor constant setting values in the table below are data for one phase of Y- connection motor converted to 200 V/400 V 50 Hz input.
Page 127 Chapter 8 Mandatory Setting for Motor Drive and Test Run ■ When using a Hitachi standard induction motor Code Item Description Data Async. Motor constant Applies Hitachi standard motor [H002] selection constants ([H020] to [H024] Async. Motor constant R1 [H020] Motor constant parameter of 0.001 to 65.535 (Ω)
Page 128: Changing The Operation Mode Of The Inverter
*1. Set if this mode had been used in WJ200. The maximum frequency is 590 Hz. Contact your supplier or local Hitachi sales office when using the inverter for an application over 590 Hz. *2. Contact your supplier or local Hitachi sales office when using PM mode.
Page 129: Test Run
Chapter 8 Mandatory Setting for Motor Drive and Test Run 8.2 Test Run 8.2.1 Test Run by Connecting Only the Motor  How to perform a test run by connecting only the motor to the inverter?  In order to confirm that there are no fundamental problems with the inverter, motor, wiring, etc., perform a test run by connecting only the motor without load according to the following procedure.
Page 130 Chapter 8 Mandatory Setting for Motor Drive and Test Run When operating by inputting RUN command and frequency command from the keypad ▼ (1) Before test run, confirm that each parameter is set correctly according to "8.1 Mandatory Setting for Operation". (2) Set [F001], [F004], [A001], and [A002] as shown in the table below.
Page 131 Chapter 8 Mandatory Setting for Motor Drive and Test Run When operating by inputting RUN command and frequency command from control terminal ▼ (1) Before test run, confirm that each parameter is set correctly according to "8.1 Mandatory Setting for Operation". (2) Set [F001], [A001], [A002], [C001], and [C002] as shown in the table below.
Page 132 Chapter 8 Mandatory Setting for Motor Drive and Test Run ■ Example of control terminal wiring Forward [FW] Reverse [RV] 10 VDC setting setting 24 VDC *2 This wiring diagram is an Variable resistor for frequency example when using the power Forward Reverse command (1 kΩ...
Page 133: Perform A Test Run With A Machine Load
Chapter 8 Mandatory Setting for Motor Drive and Test Run 8.2.2 Perform a Test Run with a Machine Load  How to perform a test run by connecting the motor and the load machine to the inverter?  If there is no problem in operation with no load, perform a test run with an actual load connected to the mechanical system to check for any problems.
Page 134: Carrying Out Motor Auto-Tuning
 The measured motor constants are data (including wiring) for one phase of Y connection.  The motor constants of Hitachi standard induction motor are set as default value. When using a Hitachi standard induction motor, characteristics can be obtained without problems in most cases even if auto-tuning is not performed.
Page 135 Chapter 8 Mandatory Setting for Motor Drive and Test Run Auto-tuning execution step ▼ Parameter presetting (1) Set "Async. Motor capacity, 1st-motor [H003]" and "Async. Motor number of poles, 1st- motor [H004]" according to the motor to be used. (2) Match the "Base frequency, 1st-motor [A003]" and "Motor rated voltage, 1st-motor [A082]"...
Page 136 Chapter 8 Mandatory Setting for Motor Drive and Test Run Execute Auto-tuning  When RUN command according to the setting of "RUN command input source selection [A002]" is "ON", automatic operation starts as follows. Auto-tuning can be cancelled when RUN command is "OFF". However, tuning data are not stored. ...
Page 137 Chapter 8 Mandatory Setting for Motor Drive and Test Run  Countermeasure when auto-tuning fails halfway  If an abnormal termination or trip occurs and forced termination occurs during auto-tuning, refer to the following table and "Chapter 15 Tips/FAQ/Troubleshooting" to remove the abnormal termination or trip factor.
Page 138 Chapter 8 Mandatory Setting for Motor Drive and Test Run (Memo) 8-3-5...
Page 139 Chapter 9 Inverter Functions Chapter 9 Inverter Functions This chapter describes the various functions of the inverter. Please select the function you wish to use and then configure the settings. When performing each work, carefully read "Chapter 1 Safety Instructions/Risks" and the corresponding chapters, and pay attention to safety.
Page 140 Chapter 9 Inverter Functions 9.3 Using Motor Acceleration/Deceleration Function ............... 9-3-1 9.3.1 Changing the Acceleration/Deceleration Time ..............9-3-1 9.3.2 Switching the Acceleration/Deceleration Time in Two Stages ..........9-3-3 9.3.3 Stopping Acceleration/Deceleration ..................9-3-4 9.3.4 Changing the Acceleration/Deceleration Pattern ..............9-3-5 9.3.5 Making the Frequency Instantaneously Follow the Command..........
Page 141 Chapter 9 Inverter Functions 9.9 Using Trip Prevention Functions ....................9-9-1 9.9.1 Restriction to Avoid Overload ....................9-9-1 9.9.2 Restriction to Avoid Overcurrent ....................9-9-3 9.9.3 Suppressing Overvoltage by Controlling Output Frequency ..........9-9-4 9.9.4 Suppressing Overvoltage by Controlling Output Voltage ............9-9-6 9.9.5 Suppressing Overvoltage with Braking Resistor ..............
Page 142 Chapter 9 Inverter Functions 9.14 Performing Positioning Operation (Simple Position Control Function) ........9-14-1 9.14.1 Overview of Simple Position Control Function and Basic Settings ......... 9-14-1 9.14.2 Performing Homing Function during Positioning Operation ........... 9-14-8 9.14.3 Operating by Switching between Speed Control and Position Control ....... 9-14-12 9.14.4 Operating Simple Position Control with Brake Control ..........
Page 143: Selecting Run Command And Alarm Reset
Chapter 9 Inverter Functions 9.1 Selecting RUN Command and Alarm Reset 9.1.1 Types of RUN Command  What are the types of RUN command that can be selected for the inverter?  The RUN command input source can be set in "RUN command input source selection [A002] ".
Page 144: Operation By Run Key On The Keypad
Chapter 9 Inverter Functions 9.1.2 Operation by RUN Key on the Keypad  How to operate the inverter via the keypad during a test run?  How to operate the inverter via the RUN key on the keypad?  To start or stop the inverter using the RUN and STOP/RESET keys on the keypad or the optional remote operator (OPE-SR/OPE-SR mini, etc.), set the "RUN command input source selection [A002] "...
Page 145: Operation By Forward/Reverse Input Terminals
Chapter 9 Inverter Functions 9.1.3 Operation by Forward/Reverse Input Terminals  How to start or stop operation by an input signal to the control circuit terminal block?  How to switch between forward and reverse rotation by turning on/off the input terminal on the control circuit terminal block? ...
Page 146: Operation By Pushbutton (Momentary Switch) Input
Chapter 9 Inverter Functions 9.1.4 Operation by Pushbutton (Momentary Switch) Input  How to operate the inverter using a terminal input signal?  How to start operation using a pushbutton switch?  How to use the operation buttons as momentary instead of self-latching? ...
Page 147: Operation By Modbus-Rtu Communication (Rs485 Communication)
Chapter 9 Inverter Functions 9.1.5 Operation by Modbus-RTU Communication (RS485 Communication)  How to operate the inverter using Modbus-RTU communication (RS485 communication) commands?  To perform forward/reverse rotation and stop operation using Modbus-RTU communication (RS485 communication), set the "RUN command input source selection [A002] "...
Page 148: Operation By Communication Option Board
Chapter 9 Inverter Functions 9.1.6 Operation by Communication Option Board  How to operate the inverter using communication option board?  To perform forward/reverse rotation and stop operation using the communication option board, set the "RUN command input source selection [A002] "...
Page 149: Temporarily Changing Run Command Input Source
Chapter 9 Inverter Functions 9.1.7 Temporarily Changing RUN Command Input Source  How to temporarily change the RUN command input source to the RUN key on the keypad?  How to temporarily change the RUN command input source to the input signals from the control circuit terminal block? ...
Page 150: Disabling The Stop/Reset Key On The Keypad
Chapter 9 Inverter Functions 9.1.8 Disabling the STOP/RESET Key on the Keypad  How to prevent the operation from being accidentally stopped from the keypad when the inverter is operating via external RUN command?  How to perform a trip reset without stopping the operation currently performing via communication? ...
Page 151: Resetting An Alarm
Chapter 9 Inverter Functions 9.1.9 Resetting an Alarm  How to reset a trip?  How to enable reset to be performed via the [RS] terminal only in the event of a trip?  Perform the trip release procedure on the inverter. ...
Page 152: Selecting Frequency Command
Chapter 9 Inverter Functions 9.2 Selecting Frequency Command 9.2.1 Types of Frequency Command  What types of frequency command input sources can be selected for the inverter and what is their order of priority?  The following diagram shows the parameters and input terminal functions that affect the output frequency command input source selection.
Page 153 Chapter 9 Inverter Functions  The following table shows the details of the frequency input sources that can be selected with the "Frequency input source selection [A001] ". Overview of frequency command input sources Data When the optional remote operator with potentiometer (OPE-SR/OPE-SR mini) is connected, the frequency command is set using the potentiometer [POT].
Page 154: Setting Frequency Command By Keypad
Chapter 9 Inverter Functions 9.2.2 Setting Frequency Command by Keypad  How to set the frequency command from the keypad during a test run or normal operation?  How to change the frequency command from an optional remote operator?  How to change the frequency command while watching the monitor display? ...
Page 155: Setting Frequency Command By Analog Inputs (Voltage/Current)
Chapter 9 Inverter Functions 9.2.3 Setting Frequency Command by Analog Inputs (Voltage/Current)  How to input a frequency command from an external device according to a voltage or current input signal?  How to connect a variable resistor (potentiometer) to change the frequency command? ...
Page 156 Chapter 9 Inverter Functions ■ (Example 1) Voltage input from [Ai1] (using a potentiometer), no [AT] terminal assignment Control circuit terminal block  If the [AT] terminal is not assigned, [Ai1] + [Ai2] will act as the frequency command.  As shown in the figure to the left, when issuing a frequency command consisting of a 0 to 10 VDC voltage input from the [Ai1] terminal, short-circuit the [Ai2] terminal to the [L] terminal to prevent it from being exposed to electrical noise.
Page 157 Chapter 9 Inverter Functions ■ (Example 3) Using the [AT] terminal to switch between [Ai1] voltage input and the remote operator potentiometer [POT]  Connect a device such as an analog output module with a voltage Control circuit terminal block operating range of 0 to 10 VDC to [Ai1].
Page 158: Setting Frequency Command By Multi-Speed Operation Function
Chapter 9 Inverter Functions 9.2.4 Setting Frequency Command by Multi-Speed Operation Function  How to perform multi-speed switching of the frequency command by turning the I/O input signal on and off?  The multi-speed operation function allows you to switch between multiple pre-set frequency commands according to the ON/OFF pattern sent to the [CF1] to [CF4] input terminals or the [SF1] to [SF7] input terminals.
Page 159 Chapter 9 Inverter Functions Binary operation mode (commands for up to 16 speeds: [A019] = 00)  By assigning "Multi-speed selection [CF1] to [CF4]" to "Input terminal function [C001] to [C007]", it is possible to switch between multi-speed settings 0 to 15. ■...
Page 160 Chapter 9 Inverter Functions Bit operation mode (command for up to eight speeds: [A019] = 01)  By assigning "Multi-speed Bit [SF1] to [SF7]" to "Input terminal function [C001] to [C007]", it is possible to switch between multi-speed settings 0 to 7. ...
Page 161: Setting Frequency Command For Jogging And Inching Operation
Chapter 9 Inverter Functions 9.2.5 Setting Frequency Command for Jogging and Inching Operation  How to drive the motor in short discrete steps?  How to perform inching?  Jogging operation allows positioning and fine adjustments while the motor is stopped. ...
Page 162: Setting Frequency Command By Modbus-Rtu Communication (Rs485 Communication)
Chapter 9 Inverter Functions 9.2.6 Setting Frequency Command by Modbus-RTU Communication (RS485 Communication)  How to set the frequency command using Modbus-RTU communication (RS485 communication)?  To set the output frequency command using Modbus-RTU communication (RS485 communication), set the "Frequency input source selection [A001] "...
Page 163: Setting Frequency Command By Communication Option Board
For details regarding setting frequency command from a communication option board, refer to the instruction manual or user's guide for each option. For each guide, please contact the supplier where this device was purchased or local Hitachi inverter sales office. Code...
Page 164: Setting Frequency Command By Pulse Input
Chapter 9 Inverter Functions 9.2.8 Setting Frequency Command by Pulse Input  How to set the frequency command using an open collector pulse input?  To set the output frequency command using a pulse input from the [PLA] terminal, set the "Frequency input source selection [A001] "...
Page 165: Setting Frequency Command By Program Operation Function Ezsq
ProDriveNext must be installed on a Windows PC.  For details, refer to "Inverter configuration software ProDriveNext instruction manual (NT8001*X)" and "Easy-Sequence Function (EzSQ) Programming Guide (NT2021*X)". For each guide, please contact the supplier where this device was purchased or local Hitachi inverter sales office. Code...
Page 166: Setting Frequency Command By Pid Control
Chapter 9 Inverter Functions 9.2.10 Setting Frequency Command by PID Control  How to use PID control for the fan and pump?  How to use process control?  When using the PID function, output frequency command is set according to PID calculation results.
Page 167: Setting Frequency Command By Calculation Operation
Chapter 9 Inverter Functions 9.2.11 Setting Frequency Command by Calculation Operation  How to multiply the frequency command by a particular gain value?  How to set the frequency command according to the sum of two input values?  How to switch between forward and reverse rotation by subtracting the frequency command? ...
Page 168: Temporarily Adding A Set Value To The Frequency Command
Chapter 9 Inverter Functions 9.2.12 Temporarily Adding a Set Value to the Frequency Command  How to increase the motor frequency only upon I/O signal input?  How to increase the operation speed of devices such as a conveyor by sending an I/O signal? ...
Page 169: Increasing/Decreasing Frequency Command By Remote Control
Chapter 9 Inverter Functions 9.2.13 Increasing/Decreasing Frequency Command by Remote Control  How to increase or decrease the frequency command using an I/O input signal?  How to increase or decrease the frequency command or PID target value using an external remote button? Remote control function ([FUP]/[FDN]/[UDC] input terminal function) ...
Page 170 Chapter 9 Inverter Functions ■ [FUP]/[FDN] remote control function operation (when the frequency command is [F001]) Power RUN command [FUP] [FDN] Frequency command [F001] Output frequency (dashed line) When [FUP] and [FDN] both When [C101] is set to "Save (01)", the value of the turn on at the same time, frequency command after being adjusted by acceleration/deceleration is...
Page 171 Chapter 9 Inverter Functions Analog command holding function ([AHD] input terminal function)  The analog command holding function holds the frequency command value of the analog input when the "Analog command holding [AHD] (65)" input terminal turns on. The frequency command value returns to the analog input command value once this terminal is turned off.
Page 172: Temporarily Changing The Frequency Command Input Source
Chapter 9 Inverter Functions 9.2.14 Temporarily Changing the Frequency Command Input Source  How to temporarily switch the frequency command input source to the parameter setting by the keypad?  How to temporarily switch the frequency command input source to an analog input from the control circuit terminal block? ...
Page 173: Setting Frequency Command On Frequency Monitor
Chapter 9 Inverter Functions 9.2.15 Setting Frequency Command on Frequency Monitor  How to adjust the frequency command by the keypad while monitoring the output frequency on the keypad?  When the "Enable frequency changes through monitor display [b163]" is set to "Enable (01)" and the "Frequency command selection [A001] "...
Page 174: Using Motor Acceleration/Deceleration Function
Chapter 9 Inverter Functions 9.3 Using Motor Acceleration/Deceleration Function 9.3.1 Changing the Acceleration/Deceleration Time  How to shorten the motor acceleration and make it more responsive?  How to increase the acceleration time to prevent over current?  How to increase the deceleration time to prevent overvoltage? ...
Page 175 Chapter 9 Inverter Functions Actual behavior of acceleration/deceleration time settings  Each acceleration/deceleration time parameter setting results in an acceleration/deceleration time that is calculated with respect to the entire range from 0 Hz to the maximum frequency. For example, if the maximum frequency setting is 60 Hz and the acceleration time setting is 30 seconds, the actual acceleration time for frequency command to reach the command at 30 Hz is 15 seconds.
Page 176 Chapter 9 Inverter Functions 9.3.2 Switching the Acceleration/Deceleration Time in Two Stages  How to change the motor acceleration/deceleration time using an external I/O input signal?  Since high torque is required to start the motor, how to accelerate slowly at low speed and then have higher acceleration at speed above a certain level? ...
Page 177: Stopping Acceleration/Deceleration
Chapter 9 Inverter Functions 9.3.3 Stopping Acceleration/Deceleration  Since high torque is required to start the motor, how to stop acceleration temporarily until the motor rotation follows the command?  How to stop the deceleration until the motor rpm drops sufficiently to allow the deceleration to completely stop the motor? ...
Page 178: Changing The Acceleration/Deceleration Pattern
Chapter 9 Inverter Functions 9.3.4 Changing the Acceleration/Deceleration Pattern  How to lessen the shock when there are sudden movements in elevators or conveyors that could lead to the load collapsing?  How to lessen the shock when movement starts or stops? ...
Page 179 Chapter 9 Inverter Functions ■ Setting the curvature for S-curve, U-curve, and reverse U-curve  When S-curve, U-curve, or reverse U-curve pattern is selected in the [A097]/[A098], the curvature can be set in [A131]/[A132].  The figure below includes examples of curve constants for S-curve, U-curve, and reverse U-curve for the values 02 and 10.
Page 180: Making The Frequency Instantaneously Follow The Command
Chapter 9 Inverter Functions 9.3.5 Making the Frequency Instantaneously Follow the Command  How to output an analog command and have the frequency match it?  How to make the motor follow the command with minimal delay?  When the "Acceleration/Deceleration cancellation [LAC] (46)" input terminal turns on, the acceleration/deceleration is canceled and the output frequency instantaneously responds to changes in the frequency command value.
Page 181: Limiting Frequency Command/Run Command
Chapter 9 Inverter Functions 9.4 Limiting Frequency Command/RUN Command 9.4.1 Limiting Frequency Command  How to limit the range of the frequency command?  How to set a lower limit on the frequency command value to prevent the flow rate from becoming too low? ...
Page 182: Limiting Run Command Direction
Chapter 9 Inverter Functions 9.4.2 Limiting RUN Command Direction  How to apply a limit to the RUN command direction?  How to prevent equipment from being damaged if the inverter outputs in the reverse direction?  By setting the "RUN direction restriction selection [b035]" parameter, it is possible to limit the RUN command direction to either forward or reverse rotation.
Page 183: Limiting Rotation Output Direction
Chapter 9 Inverter Functions 9.4.3 Limiting Rotation Output Direction  How to prevent equipment damage caused by the motor reversing?  In some cases, the control system may result in a rotational output that is in the opposite direction of the RUN command, such as when operating at low speeds. The "Direction reversal protection selection [b046]"...
Page 184: Disabling Output Until Run Command Permission
Chapter 9 Inverter Functions 9.4.4 Disabling Output Until RUN Command Permission  How to prevent the motor from running without permission from the control system?  To ensure that the system configuration remains safe, inverter operation can be disabled until an operation permission signal that is separate from the RUN command is input.
Page 185: Selecting Control Mode For The Motor And Load
Chapter 9 Inverter Functions 9.5 Selecting Control Mode for the Motor and Load 9.5.1 Selection of Control Mode  What are the motor control methods available?  How to set the appropriate control method for the intended application?  Use "Control mode selection [A044] "...
Page 186: Driving With V/F Control
Chapter 9 Inverter Functions 9.5.2 Driving with V/f Control  How is this used for fans, pumps, and other applications that do not require a large torque?  How is this used for conveyors, carts, overhead cranes, and other applications that require a certain degree of torque, regardless of speed? ...
Page 187 Chapter 9 Inverter Functions Constant torque characteristic (VC characteristic)  The Constant torque characteristic is suitable for applications requiring constant torque regardless of rotational speed, such as conveyors, carts, carrier machines, and overhead crane runs.  The constant torque characteristic has an output voltage that is proportional to the command frequency across a straight line connecting 0 Hz/0 V with the base frequency/rated voltage.
Page 188 Chapter 9 Inverter Functions Free V/f Free V/f is suitable for special motors and other applications where the load varies greatly based  on the rotational speed that require the output voltage to be freely set relative to the output frequency.
Page 189: Using Torque Boost Function
Chapter 9 Inverter Functions 9.5.3 Using Torque Boost Function  What should be done when motor rotation is slow to start after the start of operation?  What should be done if there is insufficient low-speed torque.  V/f control does not apply any special corrections for motor control. Therefore, when the output voltage is low, the voltage decreases due to the resistance component and wiring inside the motor, which reduces the voltage flowing to the motor.
Page 190 Chapter 9 Inverter Functions Setting the automatic torque boost function  The automatic torque boost function automatically adjusts the output frequency and output voltage according to load conditions.  When using the automatic torque booth function, be sure to set the motor constant for your motor.
Page 191: Driving With Energy-Saving Mode
Chapter 9 Inverter Functions 9.5.4 Driving with Energy-saving Mode  How to conserve energy when using inverter functions for fans, pumps, and similar applications?  The automatic energy-saving operation function optimizes the inverter running at a constant speed to minimize inverter output power consumption. This is suited to fans, pumps, and other loads with reduced torque characteristics.
Page 192: Driving With V/F Control With Encoder
Chapter 9 Inverter Functions 9.5.5 Driving with V/f Control with Encoder  How to use speed feedback from the motor to apply V/f control with a high degree of rotational accuracy?  How to closely control fan and pump rotational output based on their speed characteristics? ...
Page 193 Chapter 9 Inverter Functions Adjustments when using V/f control with encoder  If the desired characteristics cannot be obtained, adjust each item referring to the table below.  When using the automatic torque boost function, first set "Torque boost mode selection [A041]" to "Manual torque boost (00)"...
Page 194: Stabilizing Motor Hunting
Chapter 9 Inverter Functions 9.5.6 Stabilizing Motor Hunting  During V/f control, the motor can vibrate and become unstable when exceeding a constant frequency. How to adjust settings to stabilize the motor?  Motor rotation becomes unstable. How to adjust settings to stabilize the motor? ...
Page 195: Driving With Sensorless Vector Control
Chapter 9 Inverter Functions 9.5.7 Driving with Sensorless Vector Control  How to use the inverter for applications that require a high torque at startup, such as conveyance and crane driving?  What should be done when motor rotation slows relative to the frequency command for heavy loads? ...
Page 196 0.001 to 65.535 (Ω) Sets the motor constant. [H021]/[H031] Async. Motor constant R2 0.001 to 65.535 (Ω) Select whether to apply the Hitachi [H022]/[H032] Async. Motor constant L 0.01 to 655.35 (mH) standard induction motor constant or auto-tuning data in "Motor [H023]/[H033] Async.
Page 197 Chapter 9 Inverter Functions Adjustments when using sensorless vector control  If the desired characteristics cannot be obtained, first execute auto-tuning to set the motor constant. Then, apply adjustments referring to the table below.  Before adjusting the "Async. Motor speed response [H005] ", set the "Async.
Page 198: Using Encoder Feedback
Chapter 9 Inverter Functions 9.5.8 Using Encoder Feedback  What settings and wiring are used for encoder feedback?  Pulse input or encoder feedback input to the [PLA]/[PLB] terminals enable pulse frequency command, the V/f control with encoder function, and the simple position control function. To enable each function, set each parameter in the combinations shown in the table below.
Page 199 Chapter 9 Inverter Functions Pulse input mode and encoder connections  To set "90 degrees shift pulse (01)" or "Forward and reverse command and pulse (03)" as the "Pulse input mode selection [P004]", set "Pulse input B [PLB] (85)" to input terminal [7]. When doing so, the active state (NO/NC) setting is disabled.
Page 200 Chapter 9 Inverter Functions ■ Single-phase pulse and forward/reverse rotation command wiring ([P004]=00, 03)  When wiring for single-phase pulse or forward/reverse commands and single-phase pulse, refer to the figure below. Input a single-phase pulse to the [PLA] terminal, and a direction signal to the [PLB] terminal. The [PLB] terminal is compatible with both sink logic and source logic by altering the position of the short-circuit wire.
Page 201 Chapter 9 Inverter Functions Protection function when using encoder feedback  When encoder feedback is enabled, the following protective functions are available. Please use according to the intended application. Code Item Description Data Low operation speed before positioning in simple position control is complete, and the Minimum frequency [b082] [P015] Creep speed...
Page 202 Chapter 9 Inverter Functions Confirmation after encoder wiring and related parameter settings  Once complete, check the encoder wiring and related parameter settings by referring to the table below.  Run the inverter in forward rotation and reverse rotation while checking the "Current position monitor [d030]"...
Page 203: Speed/Torque Control According To Load
Chapter 9 Inverter Functions 9.6 Speed/Torque Control According to Load 9.6.1 Speed Control and Torque Control  The following two modes of high precision motor control are available for inverters, both of which can be used when the "Control mode selection [A044]" is set to "Sensorless vector control (SLV) (IM) (03)".
Page 204: Driving With Limited Torque
Chapter 9 Inverter Functions 9.6.2 Driving with Limited Torque  How to limit output torque to prevent it from becoming excessively large?  How to set a stopping point so that the system stops when the end point is reached? ...
Page 205 Chapter 9 Inverter Functions ■ When "Torque limit selection [b040]" = "4 quadrant individual setting (00)"  This mode is used to set the torque limit values at the four quadrants - forward power, forward regenerative, reverse power, and reverse regenerative - individually with "Torque limit 1 to 4 ([b041] to [b044])".
Page 206 Chapter 9 Inverter Functions Torque limit LADSTOP function  When the torque limit function is activated or deactivated during deceleration and the motor experiences shocks from torque pulsation or another source, setting "Torque limit LADSTOP selection [b045]" to "Enable (01)" may improve the issue. This function temporarily stops deceleration to stabilize motor operation when the torque limit function is activated or deactivated.
Page 207: Driving By Torque Reference
Chapter 9 Inverter Functions 9.6.3 Driving by Torque Reference  How to control the motor to apply a constant torque?  How to control the stopping point?  How to apply a constant winding torque for a winding machine, or a similar device? ...
Page 208: Driving With Torque Bias
Chapter 9 Inverter Functions 9.6.4 Driving with Torque Bias  How to temporarily add torque when using torque control to operate an extrusion machine, winding machine, or similar equipment?  The torque bias function adds a bias value to torque commands when using torque control for motor operation with the "...
Page 209: Selecting Start/Stop Modes
Chapter 9 Inverter Functions 9.7 Selecting Start/Stop Modes 9.7.1 Starting with Gradually Increasing Voltage  How to reduce the overcurrent at start when the minimum frequency is raised to generate torque?  This function gradually increases the voltage while outputting the minimum frequency when the motor starts.
Page 210: Starting With Dc Braking
Chapter 9 Inverter Functions 9.7.2 Starting with DC Braking  How to start operation after stopping the rotating fan?  How to start operation after stopping the motor rotation?  By performing "External DC braking [DB](07)" before outputting a frequency to the motor, you can start operation after stopping the motor rotation.
Page 211: Starting With Frequency Matching
Chapter 9 Inverter Functions 9.7.3 Starting with Frequency Matching  How to start the inverter at a frequency command that corresponds to the speed of the motor, which is idling?  How to restart the inverter to match the frequency for the speed of the motor, which is idling, when there is a trip retry, free run stop, or reset, or when the power is turned on? ...
Page 212: Starting With Active Frequency Matching
Chapter 9 Inverter Functions 9.7.4 Starting with Active Frequency Matching  How to start the inverter so that it quickly follows the command frequency regardless of the rotation speed frequency when the motor is idling?  How to have the inverter follow the frequency command quickly during trip retry, free run stop, reset, and supplying power, etc.? ...
Page 213 Chapter 9 Inverter Functions Active frequency matching restart at instantaneous power failure/undervoltage ([b001] = 04)  To perform an active frequency matching restart when an instantaneous power failure/undervoltage occurs, set the "Restart mode selection after instantaneous power failure/undervoltage error [b001]" to "Active frequency matching restart (04)". ...
Page 214 Chapter 9 Inverter Functions Active frequency matching restart at over current/overvoltage ([b008] = 04)  To perform the active frequency matching restart when an overcurrent/overvoltage occurs, set the "Restart mode selection after overvoltage/overcurrent error [b008]" to "Active frequency matching restart (04)". ...
Page 215 Chapter 9 Inverter Functions Active frequency matching restart after free run release/reset release ([b088] = 02, [C103] = 02)  To perform the active frequency matching restart after releasing a free run stop, set the "Restart mode after FRS release [b088]" to "Active frequency matching restart (02)". ...
Page 216: Starting After Trip Reset Or Power-On
Chapter 9 Inverter Functions 9.7.5 Starting after Trip Reset or Power-on  How to restart the inverter to match the rotation speed of the motor when idling after a trip reset, or when the power is turned on?  As the brake is applied after a trip reset, or when the power is turned on, how to start the inverter from 0 Hz? ...
Page 217: Starting After Free Run Stop
Chapter 9 Inverter Functions 9.7.6 Starting after Free Run Stop  How to restart the inverter to match the rotation speed of the motor when idling after a free run stop?  The brakes are applied when stopping while the stopping method is set to free run stop. How to start the inverter from 0 Hz? ...
Page 218: Selecting Stop Operation
Chapter 9 Inverter Functions 9.7.7 Selecting Stop Operation  How to perform a free run stop to avoid overvoltage trips from occurring during deceleration due to significant load inertia?  How to shut-off output from the inverter immediately as a mechanical brake is used for stopping? ...
Page 219: Stopping With Dc Braking
Chapter 9 Inverter Functions 9.7.8 Stopping with DC Braking  How to bring the inverter to a complete stop when the motor does not completely stop due to external forces and a large load inertia?  When stopping, you can stop motor rotation by applying DC braking (DB). ...
Page 220 Chapter 9 Inverter Functions DC braking force and carrier frequency  If "Carrier Frequency [b083]" is greater than 2 kHz, the DC braking force is limited as shown in the figure below. (100) (50) Maximum braking force (%) (10) Carrier frequency [b083] (kHz) DC braking using the "External DC braking [DB]"...
Page 221 Chapter 9 Inverter Functions DC braking when stopping ([A051] = "Enable (01)")  DC braking can be applied when the inverter is stopped without the use of the [DB] terminal.  To perform DC braking when stopping, set the "DC braking selection [A051]" to "Enable (01)", and then set the "DC braking frequency [A052]".
Page 222 Chapter 9 Inverter Functions DC braking by frequency command ([A051] = "Enable (Output frequency < [A052]) (02)")  To perform DC braking by frequency command, set the "DC braking selection [A051]" to "Enable (Output frequency < [A052]) (02)", and then set the "DC braking frequency [A052]". ...
Page 223: Switching To Commercial Power Supply (Commercial Power Supply Change)
Chapter 9 Inverter Functions 9.7.9 Switching to Commercial Power Supply (Commercial Power Supply Change)  How to use the inverter to start a motor and then use a commercial power supply for continuous operation?  How to switch between a commercial power supply and the inverter for driving the motor? ...
Page 224: Starting And Stopping With External Brake Control
Chapter 9 Inverter Functions 9.7.10 Starting and Stopping with External Brake Control  How to perform a sequence of operations using an external brake?  The brake control function gives the inverter control over external brakes used for elevator systems, etc. When using this function, set "Brake control enable [b120]" to "Enable (01)", and assign "Brake release [BRK] (19)"...
Page 225 Chapter 9 Inverter Functions Brake control function operating sequence ▼  The brake control function operating sequence is indicated in the figure below. The following section explains the brake control function in detail using the figure below. (In the figure below, "Answer back from brake [BOK] (44)"...
Page 226: Switching Between Two Motors
Chapter 9 Inverter Functions 9.7.11 Switching Between Two Motors  How to drive two different motors with different settings?  How to store separate setting configurations for two different motors?  How to change between setting configurations for batch production? ...
Page 227: Driving By Pid Process Control
Chapter 9 Inverter Functions 9.8 Driving by PID Process Control 9.8.1 Using PID Control  How to perform process control for the flow rate, air volume, pressure, and other measurements?  How to switch between PID control and normal control? ...
Page 228 Chapter 9 Inverter Functions Code Item Description Data 00 (Disable) PID feed-forward [A079] input source 01 ([Ai1] terminal input (voltage input)) selection 02 ([Ai2] terminal input (current input)) The sleep operation start level is set by [A156] PID sleep start level 0.00 to 590.00 (Hz) output frequency.
Page 229 Chapter 9 Inverter Functions Basic configuration and operation of PID control ◼ PID control block diagram Feed-forward (Disable / 0 to 10 VDC / 4 to 20 mA) PID calculation Sensor Target Control Deviation Regular value input ε �� (1 + + ��...
Page 230 Chapter 9 Inverter Functions Basic PID control setting and adjustment ▼ Enabling the PID function  PID control is enabled by setting "PID enable [A071]". When "PID enable [A071]" is set to "Enable (01)", the inverter limits the frequency command at 0 Hz if the PID calculation result is negative.
Page 231 Chapter 9 Inverter Functions Setting the PID target value input source and feedback input source  Set the PID feedback value input source with "PID feedback input source selection [A076]", *1" and the PID target value input source with "Frequency input source selection [A001] ...
Page 232 Chapter 9 Inverter Functions Other functions related to the PID function ◼ PID feed-forward setting  PID control allows the use of feed-forward control that attempts to pre-stabilize any external disturbances.  Set the "PID feed-forward input source selection [A079]" to "[Ai1] terminal input (01)" or "[Ai2] terminal input (02)"...
Page 233 Chapter 9 Inverter Functions ◼ PID integral value reset function  Turn on the "PID integration reset [PIDC](24)" input to clear the integral value of the PID operation.  When using the [PIDC] input, assign "PID integration reset [PIDC](24)" to one of the input terminals.
Page 234: Using Trip Prevention Functions
Chapter 9 Inverter Functions 9.9 Using Trip Prevention Functions 9.9.1 Restriction to Avoid Overload  How to automatically reduce the output frequency to avoid overload when the load becomes too large?  How to prevent stalling?  How to accelerate the motor while reducing the current flowing to the motor? ...
Page 235 Chapter 9 Inverter Functions Code Item Description Data Disable Enable during acceleration and constant speed Overload restriction 1 [b021] mode selection Constant speed only Enabled during acceleration and constant speed (Accel. during regeneration) (0.20 to 2.00) × rated current (A) Overload restriction 1 Sets the current value when the overload (ND mode)
Page 236: Restriction To Avoid Overcurrent
Chapter 9 Inverter Functions 9.9.2 Restriction to Avoid Overcurrent  How to avoid overcurrent errors caused by impact loads?  How to avoid tripping when the current increases momentarily?  How to accelerate the motor while suppressing the current flowing to the motor? ...
Page 237: Suppressing Overvoltage By Controlling Output Frequency
Chapter 9 Inverter Functions 9.9.3 Suppressing Overvoltage by Controlling Output Frequency  How to avoid overvoltage errors that occur when the motor is decelerated?  How to avoid overvoltage errors caused by regenerative voltage during deceleration by automatically extending the deceleration time? ...
Page 238 Chapter 9 Inverter Functions ■ For Enable acceleration ("Overvoltage suppression enable [b130]" = 02)  Enable acceleration performs acceleration operation according to "Overvoltage suppression active time [b132]" when the P-N voltage exceeds the overvoltage suppression active level during deceleration. Normal deceleration is then resumed when the P-N falls to or below the overvoltage suppression active level.
Page 239: Suppressing Overvoltage By Controlling Output Voltage
Chapter 9 Inverter Functions 9.9.4 Suppressing Overvoltage by Controlling Output Voltage  How to avoid overvoltage errors that occur when the motor is decelerated?  How to increase the output voltage according to the regenerative power during deceleration and decelerate the motor while avoiding the overvoltage error? ...
Page 240 Chapter 9 Inverter Functions ■ For Always enable ("AVR function selection [A081] " = 00) P-N voltage (VDC) Time Output voltage (V) Even when the P-N voltage (inverter input voltage) [A082] fluctuates, the output voltage to the motor is maintained at the [A082] setting.
Page 241: Suppressing Overvoltage With Braking Resistor
Chapter 9 Inverter Functions 9.9.5 Suppressing Overvoltage with Braking Resistor  How to avoid overvoltage errors when decelerating the motor?  How to avoid overvoltage errors due to a regenerative load?  How to drive the motor in a quick deceleration application? ...
Page 242: Restarting After Instantaneous Power Failure/Undervoltage
Chapter 9 Inverter Functions 9.9.6 Restarting after Instantaneous Power Failure/Undervoltage  How to keep the inverter running even if the main power is momentarily lost due to a power failure?  After an undervoltage error occurs, how to restart the inverter at an output frequency that corresponds to the motor speed? ...
Page 243 Chapter 9 Inverter Functions Code Item Description Data Trip occurs. The inverter restarts from 0 Hz. Restart mode Performs the frequency matching restart selection after (= Active frequency matching restart at the frequency [b001] instantaneous power of the previous output interruption). failure/undervoltage After frequency matching restart (= Active frequency error...
Page 244 Chapter 9 Inverter Functions Operations of "Restart mode selection after instantaneous power failure/undervoltage error [b001]" ■ Trip ([b001] = 00)  When an instantaneous power failure or undervoltage error is detected, the inverter output is shut off, and the motor runs free. If the power is restored within [b002], an "Undervoltage error [E09]"...
Page 245 Chapter 9 Inverter Functions ■ Restart with frequency matching ([b001] = 02)  Detection of an instantaneous power failure or undervoltage error shuts off the inverter output, and the motor runs free. After the power returns, the inverter performs an active frequency matching restart at the frequency of the previous output interruption after the retry wait time set in [b003].
Page 246 Chapter 9 Inverter Functions Operations of "Enable instantaneous power failure/undervoltage error while in stop status [b004]"  [b004] is used to select whether or not a trip signal is output when an instantaneous power failure or undervoltage error occurs in stop status. ...
Page 247: Restarting After Overvoltage/Overcurrent
Chapter 9 Inverter Functions 9.9.7 Restarting after Overvoltage/Overcurrent  Overvoltage or overcurrent rarely occurs, so how to restart the system when there is no problem in the system?  How to continue to run the system when overvoltage or overcurrent occurs? ...
Page 248 Chapter 9 Inverter Functions Operations of "Restart mode selection after overvoltage/overcurrent error [b008]" ■ Trip ([b008] = 00)  Detection of overcurrent or overvoltage shuts off the inverter output, and the motor runs free. "Overcurrent error [E01] to [E04]" or "Overvoltage error [E07]" occurs and "Alarm [AL]" is output. Overcurrent detection level Overcurrent detection...
Page 249 Chapter 9 Inverter Functions ■ Decelerate and stop with frequency matching and then trip ([b008] = 03)  Detection of overcurrent or overvoltage shuts off the inverter output, and the motor runs free. The inverter performs an active frequency matching restart at the frequency of the previous output interruption after the retry wait time set in [b011], then decelerates the motor to stop and outputs an "Alarm [AL]".
Page 250: Continuing To Drive Even After Instantaneous Power Failure/Undervoltage Error
Chapter 9 Inverter Functions 9.9.8 Continuing to Drive Even after Instantaneous Power Failure/Undervoltage Error  How to keep the motor running without shutting off the output after instantaneous power failure or undervoltage error occurs?  How to resume operation when the power is restored without shutting off the output after instantaneous power failure or undervoltage error occurs? ...
Page 251 Chapter 9 Inverter Functions ■ Instantaneous power failure non-stop function, mode selection, "Deceleration-stop ([b050] = 01)"  When the power is interrupted during operation, once the P-N voltage falls to or below the "Instantaneous power failure non-stop function, start voltage level [b051]", the output frequency is reduced to the "Instantaneous power failure non-stop function, start frequency decrement [b054]", and then deceleration starts for the "Instantaneous power failure non-stop function, deceleration time [b053]".
Page 252 Chapter 9 Inverter Functions ■ Instantaneous power failure non-stop function, mode selection, "Voltage controlled deceleration-stop " ([b050] = 02, 03)  When an instantaneous power failure or undervoltage error occurs during operation and the P-N voltage falls to or below [b051], the inverter automatically decelerates the motor while maintaining the P-N voltage at the "Instantaneous power failure non-stop function, target voltage level [b052]".
Page 253: Using System Protection Functions
Chapter 9 Inverter Functions 9.10 Using System Protection Functions 9.10.1 Adjusting Carrier Frequency  How to reduce the electromagnetic noise coming from the motor?  How to reduce the electromagnetic noise emitted by the inverter?  How to reduce the heat generated by the inverter? ...
Page 254: Automatically Reducing Carrier Frequency
Chapter 9 Inverter Functions 9.10.2 Automatically Reducing Carrier Frequency  How to automatically lower the carrier frequency according to the output current of the inverter?  How to automatically lower the carrier frequency according to the temperature of the inverter? ...
Page 255: Externally Tripping The Inverter
Chapter 9 Inverter Functions 9.10.3 Externally Tripping the Inverter  How to force the inverter to shut off output or output an alarm in case of a system error, etc.?  External trip function assigns the "External fault [EXT]" to an input terminal and turns on that terminal to generate "External trip error [E12]".
Page 256: Preventing Unattended Start At Power-On
Chapter 9 Inverter Functions 9.10.4 Preventing Unattended Start at Power-on  How to prevent the motor from suddenly starting to rotate when the inverter power is turned  If the RUN command is already set when power is turned back on, how to stop the inverter operation as an error? ...
Page 257: Avoiding Mechanical Resonance Of Motor And Machine
Chapter 9 Inverter Functions 9.10.5 Avoiding Mechanical Resonance of Motor and Machine  How to avoid strong vibrations at a certain speed when driving the motor installed in the system?  The frequency jump function is used to avoid the resonance points on inverter-driven machines. ...
Page 258: Selecting Cooling Fan Operation
Chapter 9 Inverter Functions 9.10.6 Selecting Cooling Fan Operation  How to always keep running the inverter cooling fan?  How to operate the cooling fan only when the inverter is running?  How to stop the noise from the cooling fan when the inverter is stopped? ...
Page 259: Monitoring Motor Temperature
Chapter 9 Inverter Functions 9.10.7 Monitoring Motor Temperature  How to provide thermal protection for the motor?  How to use the resistance of the thermistor in the motor to provide temperature protection?  A thermistor installed in the motor and other external devices can be wired to the inverter and set to function to provide temperature protection for external devices.
Page 260: Outputting Warning Signals To Terminals
Chapter 9 Inverter Functions 9.11 Outputting Warning Signals to Terminals 9.11.1 Outputting an Alarm Signal  How to detect an error condition in the inverter and inform the system?  Assigning an "Alarm [AL] (05)" to one of the output terminal functions ([C021]/[C022]/[C026]) will output an alarm signal when the inverter trips.
Page 261: Outputting A Major Failure Signal
Chapter 9 Inverter Functions 9.11.2 Outputting a Major Failure Signal  How to detect an error condition that cannot be reset in the inverter and inform the system?  Assigning a "Major failure [MJA] (53)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output a major failure signal.
Page 262: Outputting A Warning When Overload Occurs
Chapter 9 Inverter Functions 9.11.3 Outputting a Warning When Overload Occurs  How to be notified of the increase in the motor output current by a warning signal?  How to be notified of the increase in motor current as soon as possible? ...
Page 263: Outputting A Warning When Current Is Low
Chapter 9 Inverter Functions 9.11.4 Outputting a Warning When Current Is Low  How to make a notification that the output current of the motor has dropped?  How to detect a decrease in the motor current when a load is released? ...
Page 264: Outputting A Warning Before Electronic Thermal Protection
Chapter 9 Inverter Functions 9.11.5 Outputting a Warning before Electronic Thermal Protection  How to monitor the output current of the motor and output a signal before the electronic thermal error?  How to cool down the system before a thermal error occurs? ...
Page 265: Outputting A Warning When Cooling Fin Temperature Rises
Chapter 9 Inverter Functions 9.11.6 Outputting a Warning When Cooling Fin Temperature Rises  How to be notified of the temperature rise of the cooling fin before a trip occurs?  How to cool the system before a temperature error occurs? ...
Page 266: Outputting A Warning For Capacitor Life On The Control Board
Chapter 9 Inverter Functions 9.11.7 Outputting a Warning for Capacitor Life on the Control Board  How to be notified before the electrolytic capacitor on the board reaches the end of life?  Assigning "Capacitor life warning [WAC](39)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output a warning signal for the life of the electrolytic capacitor on the control board.
Page 267: Outputting A Warning For Cooling Fan Life
Chapter 9 Inverter Functions 9.11.8 Outputting a Warning for Cooling Fan Life  How to be notified before the cooling fan reaches the end of life?  Assigning "Cooling-fan life warning [WAF](40)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output a cooling fan life warning signal. ...
Page 268: Outputting A Warning When Run Time Or Power-On Time Elapses
Chapter 9 Inverter Functions 9.11.9 Outputting a Warning When RUN Time or Power-on Time Elapses  How to be notified when the inverter has been running for a certain amount of time?  How to be notified when the inverter power has been on for a certain amount of time? ...
Page 269: Detecting Analog Input Disconnection/Out Of Range
Chapter 9 Inverter Functions 9.11.10 Detecting Analog Input Disconnection/Out of Range  How to know if the analog input value is within the specified range?  How to detect analog input disconnection?  How to keep the inverter running at a constant frequency even in the event of analog disconnection or short circuit failure? ...
Page 270 Chapter 9 Inverter Functions ■ Window comparator operation example 1: When [b070]/[b071] is set to "no (Disable)"  If the "[Ai1] operation set level at disconnection or compare event [b070]" or "[Ai2] operation set level at disconnection or compare event [b071]" is set to "No (Disabled)", the [WCAi1] or [WCAi2] ([Ai1Dc] or [Ai2Dc]) signal is output when the analog input value is within the window comparator upper and lower limit range.
Page 271: Outputting Running Status To Terminals
Chapter 9 Inverter Functions 9.12 Outputting Running Status to Terminals 9.12.1 Outputting a Signal during Running  How to detect the output status of the inverter and inform the system?  Assigning "Running [RUN] (00)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output a running signal.
Page 272: Outputting A Signal During Forward/Reverse Running
Chapter 9 Inverter Functions 9.12.2 Outputting a Signal during Forward/Reverse Running  How to detect information during the forward rotation of the inverter and inform the system?  How to detect information during the reverse rotation of the inverter and inform the system? ...
Page 273: Outputting A Signal When Run Command Is Given
Chapter 9 Inverter Functions 9.12.3 Outputting a Signal When RUN Command Is Given  How to detect that the inverter has received RUN commands and inform the system?  Assigning "RUN command active [FR] (41)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output a RUN command active signal.
Page 274: Outputting A Signal When Inverter Is Ready To Run
Chapter 9 Inverter Functions 9.12.4 Outputting a Signal When Inverter Is Ready to Run  How can I inform the system that the inverter is ready to operate with a RUN command?  Assigning "Inverter ready [IRDY] (50)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output an inverter ready signal.
Page 275: Outputting Signals According To The Output Frequency
Chapter 9 Inverter Functions 9.13 Outputting Signals According to the Output Frequency 9.13.1 Outputting a Signal When the Output Frequency Reaches the Target  How to detect and tell the system that the output frequency to the motor has accelerated to the command frequency? ...
Page 276: Outputting A Signal When The Output Frequency Exceeds The Set Value
Chapter 9 Inverter Functions 9.13.2 Outputting a Signal When the Output Frequency Exceeds the Set Value  How to detect and tell the system that the output frequency to the motor has reached or exceeded the set value?  Assigning "Set frequency overreached [FA2] (02)"/"Set frequency overreached 2 [FA4] (24)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output command frequency arrival signals.
Page 277: Outputting A Signal When The Output Frequency Is Close To The Set Value
Chapter 9 Inverter Functions 9.13.3 Outputting a Signal When the Output Frequency Is Close to the Set Value  How to detect and tell the system that the output frequency to the motor is close to the set value?  Assigning "Set frequency reached [FA3] (06)"/"Set frequency reached 2 [FA5] (25)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output command frequency arrival signals.
Page 278: Outputting A Signal When The Output Frequency Is Close To 0 Hz
Chapter 9 Inverter Functions 9.13.4 Outputting a Signal When the Output Frequency is Close to 0 Hz  How to detect and tell the system that the output frequency to the motor is close to 0 Hz?  Assigning "Zero speed detection [ZS] (21)" to one of the output terminal functions ([C021]/[C022]/[C026]) enables the inverter to output 0 Hz detection signal.
Page 279: Outputting A Signal By Combining Two Output Signals
Chapter 9 Inverter Functions 9.13.5 Outputting a Signal by Combining Two Output Signals  How to create my own output signals by combining output terminal functions?  Since logical operations of output signals can be performed inside the inverter, various signals can be output by combining the operation of output terminal functions.
Page 280 Chapter 9 Inverter Functions ■ (Example 1) Logical conjunction (AND) operation example  Set the "signal that turns on when the output current drops while the output frequency is above the set value" to [LOG1] and output it from the output terminal [11]. (Setting example) [FA2] - Output terminal [11] function [C021]...
Page 281: Performing Positioning Operation (Simple Position Control Function)
Chapter 9 Inverter Functions 9.14 Performing Positioning Operation (Simple Position Control Function) 9.14.1 Overview of Simple Position Control Function and Basic Settings  How to perform the position control based on the origin like a servo?  How to perform the positioning operation by moving to a position at a fixed distance with conveyors or carrier machines? ...
Page 282 Chapter 9 Inverter Functions Code Item Description Data Position Sets the amount of movement at which it [P014] displacement at operates at the speed of [P015], with one 0.0 to 400.0 (%) creep speed motor rotation treated as 100%. Sets the low-speed operation immediately Minimum frequency [P015] Creep speed...
Page 283 Chapter 9 Inverter Functions Operation procedure for simple position control function ▼ Pre-Setting of Parameters (1) Perform wiring of the encoder and set related parameters. For details, refer to "9.5.8 Using Encoder Feedback". (2) To enable the simple position control function, set "Pulse input, target function selection [P003]"...
Page 284 Chapter 9 Inverter Functions Positioning Operation  The positioning operation when the RUN command is turned on is shown in the figure below. RUN command (1-1) The area of this trapezoidal Output operation pattern is the amount frequency (Hz) of movement (target position). If smaller position set- Speed point is specified, it...
Page 285 Chapter 9 Inverter Functions Multistage position set-point switching function  The multistage position set-point switching function allows position set-points to be selected from "Position set-point 0 [P060]" to "Position set-point 7 [P067]" by combining "Multistage position settings selection 1 [CP1] (66)" to "Multistage position settings selection 3 [CP3] (68)" of the input terminal function.
Page 286 Chapter 9 Inverter Functions Turntable operation function  When "No limit (01)" is selected for "Position control mode selection [P075]", the rotation direction is determined so as to take the shortest movement distance from the current position to the target position, for usage such as the turntable shown in the figure below. ...
Page 287 Chapter 9 Inverter Functions Positioning restart function  This function automatically performs the positioning operation again if the position shifts due to the motor being rotated by an external force, etc. during the DC braking after the completion of positioning in the position control operation. ...
Page 288: Performing Homing Function During Positioning Operation
Chapter 9 Inverter Functions 9.14.2 Performing Homing Function during Positioning Operation  How to perform homing before the positioning operation?  How to make the current position as the origin position by clearing to zero or setting to any value? ...
Page 289 Chapter 9 Inverter Functions ■ Low-speed homing mode (P068=00)  The following figure illustrates the operation when "Homing mode selection [P068]" is "Low- speed homing (00)". [ORG] input [ORL] input Low-speed returning speed Output [P070] frequency Position Origin When the "Start signal of Homing function [ORG] (70)" input is turned on, it accelerates in the direction of "Homing direction selection [P069]".
Page 290 Chapter 9 Inverter Functions Origin setting using the current position clear function  Assigning "Clearance of position deviation [PCLR] (47)" to the input terminal and turning on that terminal clears "Current position monitor [d030]" to zero.  Moving to the position that will be the origin beforehand and turning on [PCLR] determines the origin.
Page 291 Chapter 9 Inverter Functions Current position at power off save function  When "Save current position at power off [P081]" is set to "Enable (01)", the value of "Current position monitor [d030]" is stored in the inverter memory when the power is interrupted, and the stored value is used as the current position when the power is on again.
Page 292: Operating By Switching Between Speed Control And Position Control
Chapter 9 Inverter Functions 9.14.3 Operating by Switching between Speed Control and Position Control How to switch to the position control during the operation in the speed control and perform the positioning stop?  In the simple position control mode, normal frequency operation (speed control operation) is performed when "Speed/position switching [SPD] (73)"...
Page 293: Operating Simple Position Control With Brake Control
Chapter 9 Inverter Functions 9.14.4 Operating Simple Position Control with Brake Control  How to link an external brake with the system to operate when the positioning operation is completed?  How to apply a brake to prevent position misalignment after moving the work piece by the position control? ...
Page 294 Chapter 9 Inverter Functions Creep speed [P015] Position displacement at Creep speed [P015] creep speed [P014] Output frequency Brake wait time for Brake wait time stopping [b123] for accel. [b122] DC braking RUN command Brake release wait time [b121] Brake release [BRK] output Answer back from Brake [BOK] input...
Page 295: Functions With External Signal Input
Chapter 9 Inverter Functions 9.15 Functions with External Signal Input 9.15.1 Using External I/O Input Signal Functions  How to assign each function to the input terminals of the inverter to operate with I/O signal input?  How to switch a/b (NO/NC) contact for the input terminals? ...
Page 296 Chapter 9 Inverter Functions List of input terminal functions ■ Data Symbol Function name Page Data Symbol Function name Page Forward rotation Torque limit enable 9-1-3 Reverse rotation TRQ1 Torque limit selection bit 1 9-6-2 Multi-speed selection 1 TRQ2 Torque limit selection bit 2 Multi-speed selection 2 Answer back from brake 9-7-16...
Page 297: Adjusting I/O Input Signal Response
Chapter 9 Inverter Functions 9.15.2 Adjusting I/O Input Signal Response  How to slow down the I/O input signal response?  How to suppress I/O input signal chattering?  Noise is introduced to the I/O input signal. How to set up the system to avoid noise? ...
Page 298: Adjusting The Analog Input
Chapter 9 Inverter Functions 9.15.3 Adjusting the Analog Input  How to set an arbitrary analog voltage input (e.g., 0 to 5 VDC) to an arbitrary frequency command (e.g., 10 Hz to 40 Hz)?  How to use analog input for frequency and torque commands? ...
Page 299 Chapter 9 Inverter Functions Example of the analog start/end function setting Example 1. Start value selection = 00 Example 2. Start value selection = 01 ■ ■ Frequency Frequency The frequency command command command The frequency command from from 0% to the start ratio uses the start value Maximum 0% to the start ratio is 0 Hz...
Page 300 Chapter 9 Inverter Functions Command selection and input scale for analog input  Analog inputs from the [Ai1]/[Ai2] terminals can be switched to frequency commands/torque commands/PID feedback signals, etc. by combining various parameter settings.  The table below lists the input commands for which analog input can be selected, related setting parameters, and the full-scale range for each input command.
Page 301: Functions With External Signal Output
Chapter 9 Inverter Functions 9.16 Functions with External Signal Output 9.16.1 Using External I/O Output Signal Functions  How to detect warning, error, and status signals emitted by the inverter with an external system?  Output terminals [11], [12], [AL0]-[AL1]/[AL0]-[AL2] are intelligent output terminals. By assigning the functions in the list of output terminal functions shown on the next page to [C021], [C022], and [C026], the specified functions can be assigned to the corresponding output terminals.
Page 302 Chapter 9 Inverter Functions ■ Relay output terminal specifications Electrical characteristics Output terminal Resistance load Induced load Maximum contact 250 VAC, 2 A 250 VAC, 0.2 A capacity 30 VDC, 3 A 30 VDC, 0.6 A [AL1] – [AL0] Minimum contact 100 VAC, 10 mA capacity 5 VDC, 100 mA...
Page 303 Chapter 9 Inverter Functions List of output terminal functions ■ Data Symbol Function name Page Data Symbol Function name Page Running 9-12-1 PID feedback comparison 9-8-2 Communication line Constant-frequency reached 9-13-1 11-1-1 disconnection Set frequency overreached 9-13-2 LOG1 Logical operation result 1 Overload warning notice 9-11-3 LOG2...
Page 304: Delaying And Holding Output Signals
Chapter 9 Inverter Functions 9.16.2 Delaying and Holding Output Signals  How to slow down the output signal response?  How to suppress signal chattering?  On-delay time and off-delay time can be set for each output terminal.  All output signals are immediately turned on or off when the condition is satisfied. Chattering may occur depending on the selected signal.
Page 305: Outputting Monitor Data By Pulse Output
Chapter 9 Inverter Functions 9.16.3 Outputting Monitor Data by Pulse Output  How to output the inverter monitor data externally by pulse output?  How to acquire data with the digital frequency counter?  The digital output function allows monitored values such as output frequency and output current to be output from the [Ao2] terminal by PWM output or pulse output.
Page 306 Chapter 9 Inverter Functions ■ [Ao2] terminal output PWM/pulse output adjustment  When PWM output is selected for "[Ao2] Terminal output selection [C027]" ([C027] = 00 to 02, 04 to 07, 10, 12), the output gain can be set with "[Ao2] Gain adjustment [C105]". ...
Page 307: Outputting Monitor Data By Analog Output
Chapter 9 Inverter Functions 9.16.4 Outputting Monitor Data by Analog Output  How to output the inverter monitor data externally by analog output?  The [Ao1] terminal is an analog voltage output terminal from 0 to 10 VDC. Output frequency and output current can be monitored.
Page 308 Chapter 9 Inverter Functions [Ao1] terminal output gain/bias adjustment  The gain/bias of the analog output can be adjusted to match the meter connected to the [Ao1] terminal.  When reset input is applied, the bias temporarily becomes 0%.  After adjusting the bias with [C109], use [C106] to adjust the gain so that the meter is at the full scale.
Page 309 Chapter 10 Monitor Functions Chapter 10 Monitor Functions This chapter describes various types of data that can be monitored by the inverter's keypad or remote operator. For more information on using keypad to view the monitors, see "Chapter 7 Keypad and Related Functions".
Page 310: Check The Operation Data
Chapter 10 Monitor Functions 10.1 Check the Operation Data 10.1.1 Monitor the Output Frequency  How to check the output frequency?  How to arbitrarily convert the output frequency for display?  How to adjust the frequency reference with keypad while monitoring the output frequency with keypad? Output frequency monitor [d001] ...
Page 311: Monitor The Output Current
Chapter 10 Monitor Functions 10.1.2 Monitor the Output Current  How to check the rms value of the current flowing through the motor?  How to see the movement of the output current? Output current monitor [d002]  Displays the output current flowing to the motor. "0.00" is displayed during stop. While the content of [d002] is displayed, "Current monitor LED (A)"...
Page 312: Monitor The Detected Speed Of The Motor
Chapter 10 Monitor Functions 10.1.4 Monitor the Detected Speed of the Motor  How to know the actual speed feedback from the motor? Detect speed monitor [d008]  Displays the actual rotation frequency feedback from the motor when performing V/f control with sensor or simple position control.
Page 313: Monitor The Data Related To Torque Reference/Output Torque
Chapter 10 Monitor Functions 10.1.5 Monitor the Data Related to Torque Reference/Output Torque  How to check the torque reference value and torque bias value during torque control?  How to check the output torque? Torque reference monitor [d009]  Displays the torque reference value used for torque control. ...
Page 314: Monitor The Data Related To Simple Position Control
Chapter 10 Monitor Functions 10.1.6 Monitor the Data Related to Simple Position Control  How to check the current position and position reference during simple positioning? Position reference monitor [d029]  Displays the position reference value when simple positioning is enabled ("Speed feedback (01)" is set in "Pulse input, target function selection [P003]"...
Page 315: Monitor The Output Voltage
Chapter 10 Monitor Functions 10.1.7 Monitor the Output Voltage  How to check the voltage output to the motor?  How to see the movement of the output voltage? Output voltage monitor [d013]  Displays the output voltage to the motor. ...
Page 316: Monitor The Input Power/Accumulated Power Of The Inverter
Chapter 10 Monitor Functions 10.1.8 Monitor the Input Power/Accumulated Power of the Inverter  How to know the input power to the inverter?  How to know the accumulated input power of the inverter? Input power monitor [d014]  Displays the input power (instantaneous value) of the inverter. Code Item Description...
Page 317: Monitor P-N Voltage (Internal Dc Voltage)
Chapter 10 Monitor Functions 10.1.9 Monitor P-N Voltage (Internal DC Voltage)  How to see the movement of the voltage between P and N terminal (internal DC voltage) of the inverter?  How to monitor the voltage between P and N terminal (internal DC voltage) when the motor is in regenerative state? DC bus voltage monitor [d102] ...
Page 318: Monitor The Load Ratio Of The Braking Resistor
Chapter 10 Monitor Functions 10.1.10 Monitor the Load Ratio of the Braking Resistor  How to check the usage rate of the optional braking resistor? BRD load ratio monitor [d103]  Displays the usage rate of the braking resistor operation circuit (BRD). ...
Page 319: Monitor The Electronic Thermal Load Ratio
Chapter 10 Monitor Functions 10.1.11 Monitor the Electronic Thermal Load Ratio  How to check the overheat protection status of the motor? Electronic thermal load ratio monitor (Motor) [d104]  Displays the electronic thermal load ratio of the motor.  Set the electronic thermal function appropriately to ensure proper motor overload protection. For details, refer to "8.1.4 Setting Electronic Thermal for the Motor".
Page 320: Check I/O Terminal Related Data
Chapter 10 Monitor Functions 10.2 Check I/O Terminal Related Data 10.2.1 Monitor the Status of Input and Output Terminals  How to know the current ON/OFF status of the input and output terminals?  How to know if I/O terminal wirings are broken or not? Input terminal monitor [d005] ...
Page 321: Monitor The Analog Input [Ai1]/[Ai2] Terminal/Pulse Input [Pla] Terminal
Chapter 10 Monitor Functions 10.2.2 Monitor the Analog Input [Ai1]/[Ai2] Terminal/Pulse Input [PLA] Terminal  How to check if voltage or current is input correctly to the analog input terminals?  How to see the input frequency of the pulse input terminals? Analog input [Ai1] monitor [d130]/Analog input [Ai2] monitor [d131] ...
Page 322: Check The Information Related To The Internal Status Of The Inverter
Chapter 10 Monitor Functions 10.3 Check the Information Related to the Internal Status of the Inverter 10.3.1 Monitor the Accumulated Run Time/Accumulated Power-On Time of the Inverter  How to check the total running time of the inverter after shipment from the factory? ...
Page 323: Monitor The Cooling Fin Temperature
Chapter 10 Monitor Functions 10.3.2 Monitor the Cooling Fin Temperature  How to know the inverter cooling fin temperature? Cooling fin temperature monitor [d018]  Displays the inverter cooling fin temperature. Code Item Description Data Cooling fin temperature [d018] Displays the temperature of the cooling fin. −20.0 to 150.0 (°C) monitor 10-3-2...
Page 324: Monitor The Results Of Lifetime Diagnosis
Chapter 10 Monitor Functions 10.3.3 Monitor the Results of Lifetime Diagnosis  How to check the life of the inverter?  How to know the maintenance timing? Life assessment monitor [d022]  Displays the status of the end-of-life components by the position where 7 segment LED on the keypad are lit.
Page 325: Monitor The Operation Mode Of The Inverter
Chapter 10 Monitor Functions 10.3.4 Monitor the Operation Mode of the Inverter  How to check the current load specification selection?  How to check the current drive motor type (induction motor/PM motor)? Inverter mode monitor [d060]  Displays the current inverter mode. ...
Page 326: Monitor The Frequency Command Source And Run Command Source
Chapter 10 Monitor Functions 10.3.5 Monitor the Frequency Command Source and RUN Command Source  How to check if RUN command source is wrong with what was set?  How to check if the frequency command source is wrong with what was set? Frequency input source monitor [d062] ...
Page 327: Monitor Two Types Of Data On A Single Monitor Screen
Chapter 10 Monitor Functions 10.3.6 Monitor Two Types of Data on a Single Monitor Screen  How to easily monitor two types of data on a single monitor screen? Dual monitor [d050]  Two monitor items can be set and the display can be switched by turning the JOG dial left/right. ...
Page 328: Check Ezsq Function/Pid Function Related Data
Chapter 10 Monitor Functions 10.4 Check EzSQ Function/PID Function Related Data 10.4.1 Monitor EzSQ Function Related Data  How to check EzSQ related data? EzSQ related monitors [d023] to [d027]  The following EzSQ related data can be monitored. For more information, see "Chapter 12 ProDriveNext/EzSQ".
Page 329: Check Trip And Warning Related Information
Chapter 10 Monitor Functions 10.5 Check Trip and Warning Related Information 10.5.1 Monitor the Number of Trips and Trip History  How to check the number of times the inverter has tripped?  How to check the information when errors occurred? Trip count monitor [d080] ...
Page 330: Monitor Warning Information
Chapter 10 Monitor Functions 10.5.2 Monitor Warning Information  How to check the detailed information when a warning occurs? Warning monitor [d090]  A warning is displayed if the set parameter is inconsistent with other settings.  During a warning, "PRG LED" on the keypad blinks until the data is corrected. ...
Page 331 WJ-C1 supports Modbus-RTU communication using the physical layer as RS-485. This chapter describes the communication methods that can be used for RS-485 communication. In addition, Hitachi's original inter-inverter communication function (EzCOM) using Modbus protocol can also be used. Select the communication function you want to use and set it.
Page 332: Modbus-Rtu
Chapter 11 RS485 Communication 11.1 Modbus-RTU 11.1.1 Communication Specifications and Setting Parameters  What are the specifications of Modbus communication function?  WJ-C1 inverters are equipped with RS-485 compliant Modbus-RTU port. They can communicate with external control equipment devices. The basic specifications and setting parameters for Modbus communication are as follows.
Page 333 Chapter 11 RS485 Communication Code Item Description Data Trips with "RS-485 communication error [E41]" at communication error. Trips with "RS-485 communication error [E41]" at communication error after deceleration stop. RS485 [C076] communication Ignores communication error. Trip does not occur. error selection Stops with free run stop at communication error.
Page 334: Communication Wiring And Connection
Chapter 11 RS485 Communication 11.1.2 Communication Wiring and Connection  The figure below shows an example of wiring for RS-485 communication. When multiple inverters are connected, each inverter is connected in parallel.  For the communication cable, use a twisted pair cable for communication and a 3-wire shielded cable for ground connection.
Page 335: Communication Process
Chapter 11 RS485 Communication 11.1.3 Communication Process Communication process ▼  Modbus-RTU communication between the external control equipment and the inverter is performed by the following process. (1) Query (1) Query External control Time equipment Inverter (3) Response (4) RS485 communication (2) Waiting error timeout time...
Page 336: Message Configuration
Chapter 11 RS485 Communication 11.1.4 Message Configuration  The command message sent from the master to the slave is called "Query", and the response message from the slave is called "Response". The transmission format of "Query" and "Response" is shown below. Query Response Slave address...
Page 337 Chapter 11 RS485 Communication ■ (3) Data  Send data related to the function code.  The data transmission format varies depending on the function code.  Among the data used in Modbus communication, the following data formats are supported. Data name Description Coil...
Page 338 Chapter 11 RS485 Communication ■ (5) Communication time required  The response of the inverter after the inverter receives a query is as follows: "Silent interval (3.5 characters)" + "Communication wait time [C078]" + "Processing time such as response message creation (several msec)".
Page 339: Explanation Of Modbus-Rtu Function Codes
Chapter 11 RS485 Communication 11.2 Explanation of Modbus-RTU Function Codes 11.2.1 Read Coil Status [01h]  How to read multiple coil statuses on Modbus communication?  Reads the coil status (ON/OFF).  An example of read the state of input terminals 1 to 7 of the inverter at slave address 1 is shown below.
Page 340 Chapter 11 RS485 Communication  When reading the status of 16 consecutive coils from coil number 0001h, the order of the data is as follows. Data 1 is byte data transmitted first. Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Data 1 0008h 0007h...
Page 341: Read Holding Registers [03H]
Chapter 11 RS485 Communication 11.2.2 Read Holding Registers [03h]  How to read multiple holding register data on Modbus communication?  Reads the specified number of consecutive holding registers from the specified holding register number.  Examples of readings of the latest trip information (holding register number =0012h to 0017h) from the inverter at slave address 1 are shown below.
Page 342: Write Coil [05H]
Chapter 11 RS485 Communication 11.2.3 Write Coil [05h]  How to write single coil status on Modbus communication?  Write single coil. The coil status change is shown in the table below. Data Coil: OFF to ON Coil: ON to OFF Change data (High) Change data (Low) ...
Page 343 Chapter 11 RS485 Communication  If the command cannot be executed successfully, an exceptional response is returned. For details, refer to "11.2.9 Exceptional Responses".  The writing to the coil numbers 0001h to 000Fh can also be substituted in the holding register to the register number 1F01h.
Page 344: Write Holding Registers [06H]
Chapter 11 RS485 Communication 11.2.4 Write Holding Registers [06h]  How to write single holding register data on Modbus communication?  Writes data to one specified holding register.  The following shows how to write 50.00 Hz to "Output frequency setting or monitor [F001]" of the inverter with slave address 1.
Page 345: Loop-Back Test [08H]
Chapter 11 RS485 Communication 11.2.5 Loop-back Test [08h]  How to check whether devices can be sent and received on Modbus communication normally?  Used to check communication between master and slave. The test data can be any value.  An example of a loopback test to an inverter with slave address 1 is shown below. Query Example Field name...
Page 346: Write Multiple Coils [0Fh]
Chapter 11 RS485 Communication 11.2.6 Write Multiple Coils [0Fh]  How to write multiple coil statuses on Modbus communication?  Rewrite multiple consecutive coils.  An example of changing the state of input terminals 1 to 7 of the inverter with slave address 1 is shown below.
Page 347: Write Multiple Holding Registers [10H]
Chapter 11 RS485 Communication 11.2.7 Write Multiple Holding Registers [10h]  How to write multiple holding register data on Modbus communication?  Write consecutive multiple holding register data.  The following shows how to write 10.00 seconds to "Acceleration time 1 setting or monitor, 1st motor [F002]"...
Page 348: Read/Write Multiple Holding Registers [17H]
Chapter 11 RS485 Communication 11.2.8 Read/Write Multiple Holding Registers [17h]  How to read and write multiple holding register data on Modbus communication?  In succession write consecutive multiple holding register data.  The following shows an example in which 50.00 Hz is written to "Output-frequency setting [F001]"...
Page 349: Exceptional Responses
Chapter 11 RS485 Communication 11.2.9 Exceptional Responses  If an error occurs in the query, an exceptional response is returned.  For non-broadcast queries, the master is requesting a response. The inverter must return a response corresponding to the query, but if an error occurs in the query, it will return an exceptional response.
Page 350: Storing Changes To Holding Registers
Chapter 11 RS485 Communication 11.2.10 Storing Changes to Holding Registers  How to store the write data to the holding register in the non-volatile memory of the inverter?  When the write command to the holding register (06h, 10h, 17h) is executed, the written value is enabled, but it is not stored in the non-volatile memory inside the inverter, and the change contents will disappear due to power shutdown.
Page 351 Chapter 11 RS485 Communication Storing changed data in non-volatile memory by Single write mode ▼  With the "Single write mode", the changed data by the write command of the holding register can be stored in the memory for operation (RAM) and non-volatile memory. ...
Page 352 Endian selection The order of data section byte data is special endian. Byte data array for Hitachi PLCs. Alignment of byte data for each endian setting  Data order during Modbus communication for each setting is shown below, using one-word data = 0102 h and two-word data = 01020304h as examples.
Page 353 Chapter 11 RS485 Communication Example of holding register write query/response for each endian selection ▼  When the endian selection is set to Big Endian, Little Endian, or Special Endian, write multiple holding registers [10h], and write "Deceleration time 1 setting or monitor, 1st motor [F003]" = 3000 seconds of "2 register length parameter"...
Page 354: Modbus Mapping Function
Chapter 11 RS485 Communication 11.3 Modbus Mapping Function 11.3.1 Setting Modbus Mapping Function  How to replace the inverter without changing the communication program of the host PC or PLC...etc?  Modbus mapping function allows the register number, data type, and data scale specified by the communication command from an external control equipment to be converted to any register number or data scale in WJ-C1 inverter.
Page 355 Chapter 11 RS485 Communication Modbus mapping configuration process ▼ (1) Set the register number of the external control equipment to "External register 1 to 10 ([P201] to [P210])". If "0000" is set, processing will not be performed. (2) Set the data type of the external control equipment to "External register 1 to 10 format ([P211] to [P220])".
Page 356 Chapter 11 RS485 Communication ■ List of 2 register length parameters accessible as 1 register length Register Data Code Item Data range resolution [d001] Output frequency monitor 1E21h 0 to 59000 0.01 (Hz) [d004] PID feedback value monitor 1E22h 0 to 65535 0.01 Output frequency scale [d007]...
Page 357 Chapter 11 RS485 Communication Error handling of Modbus mapping function  If there is an error in Modbus mapping setting, an exceptional response of the following exception code is returned. If an exceptional response occurs, review the external register settings or internal register settings. Code Description ・The external register has been set, but the internal register has still been "0000"...
Page 358: Inter-Inverter Communication Function Ezcom
 What is the Inter-inverter communication function (EzCOM)?  Inter-inverter communication function (EzCOM) is a function that uses Modbus-RTU communication to perform mutual communication between Hitachi Inverters (WJ-C1, WJ200, SJ series P1) without external control equipments such as PCs or PLCs.
Page 359: Setting Ezcom
Chapter 11 RS485 Communication 11.4.2 Setting EzCOM  What is the concrete setting of the Inter-inverter communication function (EzCOM) between inverters?  In the Inter-inverter communication function (EzCOM), by switching each inverter connected with communication to a master inverter, mutual communication is performed only between several inverters without external control equipments such as PCs or PLCs.
Page 360 Chapter 11 RS485 Communication Configuring EzCOM communication ▼ Common settings for inverters that perform EzCOM communication (1) Set RS-485 communication settings ([C071], [C074], [C075]) of the inverters to the same setting. (2) Set [C076] to [C078] by referring to the following timing diagram and notes. Setting of administrator inverter (Node address 1) (3) To perform EzCOM communication, install an inverter with "RS485 communication node address [C072]"...
Page 361 Chapter 11 RS485 Communication  Starting from the start of reception wait, a timeout occurs if data reception cannot be completed within the set time of "RS485 communication timeout [C077]" (t3 in the above figure). In this case, the operation follows "RS485 communication error selection [C076]". ...
Page 362 Chapter 11 RS485 Communication (Memo) 11-4-5...
Page 363 Chapter 12 ProDriveNext/EzSQ Chapter 12 ProDriveNext/EzSQ This chapter describes an outline of the "Inverter configuration software ProDriveNext" and "Program operation function EzSQ", as well as parameter descriptions of the Inverter. For more information, refer to "Inverter configuration software ProDriveNext instruction manual (NT8001*X)" and "Easy-Sequence Function (EzSQ) Programming Guide (NT2021*X)".
Page 364: Inverter Configuration Software Prodrivenext
ProDriveNext instruction manual (NT8001*X)". When using EzSQ, refer to "Easy-Sequence Function (EzSQ) Programming Guide (NT2021*X)" together.  Contact your supplier or local Hitachi sales office to get the latest version of ProDriveNext, EzSQ and related instruction manuals. Connection between PC and inverter ▼...
Page 365: Program Operation Function Ezsq
 What can the program operation function EzSQ do?  EzSQ is a function that performs simple sequencing control using a BASIC like program language dedicated to Hitachi Inverters.  When using EzSQ, refer to "Inverter configuration software ProDriveNext instruction manual (NT8001*X)"...
Page 366: Ezsq Program Start And Related Parameters
Chapter 12 ProDriveNext/EzSQ 12.2.2 EzSQ Program Start and Related Parameters  How to start EzSQ program?  What is the reserved variables and related parameters of EzSQ program?  How to change and monitor the parameters in EzSQ programming from Keypad and I/O terminals? Selecting how to start EzSQ program ...
Page 367 Chapter 12 ProDriveNext/EzSQ EzSQ program reserved variables and related parameters and I/O terminals  Additional parameters related to EzSQ function are listed below. I/O terminals, analog I/O terminals, parameters and monitors in the table below input/output to EzSQ program by the reserved variables shown below.
Page 368 Chapter 12 ProDriveNext/EzSQ (Memo) 12-2-4...
Page 369 Chapter 13 Option Board Chapter 13 Option Board Various option boards for WJ200 series are available for WJ-C1. This chapter describes notes on using option board and related parameters. For more information on option board, refer to the respective instruction manuals. When performing each work, carefully read "Chapter 1 Safety Instructions/Risks"...
Page 370 Chapter 13 Option Board 13.1 Using Option Board for WJ200 Series 13.1.1 Available option boards for WJ200 series  What are available option boards?  How to mount and configure option board?  The following option boards for WJ200 series are available on WJ-C1. Product name Content WJ-CCL...
Page 371 Chapter 13 Option Board 13.2 Settings for Each Option Board 13.2.1 Common Settings for Communication Option Board  How to continue operation even when a communication error is detected between the inverter main unit and the option board?  How to specify the behavior of the inverter when a communication error with the host device occurs when using the communication option? ...
Page 372 Chapter 13 Option Board 13.2.2 CC-Link Option  CC-Link communication dedicated parameters are not provided on the inverter main unit. For more information on parameters that need to be set, refer to the "WJ-CCL Quick Reference Guide (NT331*)" (Only in Japanese). 13.2.3 EtherCAT Option ...
Page 373 This chapter describes the safety function STO (Safe Torque Off) defined in the functional safety IEC61800-5-2. For further information on functional safety, refer to the separate "WJ Series C1 Safety Function Guide (NT3612*X)". For details of the installation, wiring, and the various functions of the inverter, refer to the corresponding chapters.
Page 374: Using The Safety Function Sto (Safe Torque Off)
"WJ Series C1 Safety Function Guide (NT3612*X)" and implement the items required as a functional safety system (verification, validation, etc.). The information given in WJ Series C1 Safety Function Guide takes precedence. Wiring and operation procedure of safety function ▼...
Page 375 Chapter 14 Safety Function STO STO terminal Control circuit terminal ST2 CMS ✓ Connection of STO input terminal  STO function is disabled by the short-circuit wire when shipped from the factory. PLC P24 P24S  Always activate the STO function using both STO inputs ([ST1]/[ST2]).
Page 376: Sto State Monitor Output (Edm Signal)
Chapter 14 Safety Function STO 14.1.2 STO State Monitor Output (EDM Signal)  How to check the operation of STO function by enabling STO state monitor output (EDM signal)?  When using STO state monitor output (EDM signal), turn ON EDM switch on the control circuit terminal.
Page 377: Sto Status Indication
Chapter 14 Safety Function STO 14.1.3 STO Status Indication  How to display STO terminal input status on the keypad?  How to change the error that is occurred by STO depending on the setting?  The indication of the keypad according to [ST1]/[ST2] input status or errors that occur can be changed by "STO input mode selection [b145]"...
Page 378 Chapter 14 Safety Function STO Input status ① ② ③ ④ ⑤ [ST1] Close Open Close Open Open or Close [ST2] Close Close Open Open Open or Close Failure None Detected detection -S-- [b145] -S-- -S-- -F01 or -F20 -F02 or -F10 -S-- -F01 or -F20 -F02 or -F10...
Page 379 Chapter 14 Safety Function STO ■ State transition diagram (b145:01) Trip Normal reset operation Internal failure [Display] [Display] [E37] [E99] [Display] [E37] [Display] [E37] ■ State transition diagram (b145:02) Trip Normal reset operation Internal failure [Display] [Display] [E98] [E99] [Display] [Display] [E98] [E98]...
Page 380 Chapter 14 Safety Function STO ■ State transition diagram (b145:03/04) Normal operation Internal failure [Display] [E99] [Display] No status indication [Display] -S-- ■ State transition diagram (b145:05/06) Normal operation Internal failure [Display] [Display] [E99] -F01 or -F02 [Display] [Display] -F10 or -F20 -F01 or -F02 State exists only when b145=05 [Display]...
Page 381 Chapter 14 Safety Function STO ■ Operation of STO input discrepancy [FSC] The [FSC] signal is deactivated when [b145] is set to 05 or 06 and the inverter is in trip or delay ON/OFF of [ST1]/[ST2] is detected (-F** is displayed). The judgement cycle of the [FSC] signal is 10 ms.
Page 382 Chapter 14 Safety Function STO (Memo) 14-1-9...
Page 383 Chapter 15 Tips/FAQ/Troubleshooting Chapter 15 Tips/FAQ/Troubleshooting This chapter describes troubleshooting information for protection function related errors, warning function related warnings, and "When something seems wrong". Read this chapter first when the inverter does not operate as intended or a problem occurred. Address these issues according to the circumstances by referring to the next and subsequent sections.
Page 384: Self Diagnosis Of Problems
"Motor vibrations and disturbances" and so on. If the problem cannot be solved!  Please contact your supplier or local Hitachi sales office.  Before making an inquiry, please check the following information. (1) Inverter model (2) Manufacturing number (MFG No.)
Page 385: Troubleshooting For Protection Functions Related Error
Chapter 15 Tips/FAQ/Troubleshooting 15.2 Troubleshooting for Protection Functions Related Error 15.2.1 Checking Trip Information  How to know the detailed information when a trip occurred in the inverter?  When the inverter detects an abnormality, the inverter shuts off the output and displays an error code.
Page 386: Error Code List And Countermeasures
*2. When these errors occur, the reset operation is not accepted. Turn off the power once. If the same error occurs the next time the power is turned on, there is a possibility of failure. Please contact your supplier or local Hitachi sales office.
Page 387 *2. When these errors occur, the reset operation is not accepted. Turn off the power once. If the same error occurs the next time the power is turned on, there is a possibility of failure. Please contact your supplier or local Hitachi sales office.
Page 388 *2. When these errors occur, the reset operation is not accepted. Turn off the power once. If the same error occurs the next time the power is turned on, there is a possibility of failure. Please contact your supplier or local Hitachi sales office.
Page 389 Chapter 15 Tips/FAQ/Troubleshooting Error Name Description Possible causes and countermeasures Page code Is ON/OFF operation of the braking When "Brake control enable normal? [b120]" is enabled and → Check the brake. ON/OFF of the brake cannot be confirmed within the "Brake Is the setting of [b124] too short? E36.* Brake error...
Page 390 *2. When these errors occur, the reset operation is not accepted. Turn off the power once. If the same error occurs the next time the power is turned on, there is a possibility of failure. Please contact your supplier or local Hitachi sales office.
Page 391: Troubleshooting For Warning Functions Related Error
Chapter 15 Tips/FAQ/Troubleshooting 15.3 Troubleshooting for Warning Functions Related Error 15.3.1 Warning Display  How to know the cause of the warning and troubleshooting when a warning occurs?  If the set parameter is inconsistent with another set value, a warning is displayed and the program LED [PRG] blinks.
Page 392: Other Displays
Chapter 15 Tips/FAQ/Troubleshooting 15.3.2 Other Displays  Are there any other displays of the keypad other than when a trip occurs or a warning occurs?  During resetting, undervoltage condition, or waiting for the retry by the restart function, the keypad is displayed as follows.
Page 393: How To Check When Something Is Wrong
Check "S11: Noises of motor and machine are noisy" and later to solve the problem. If the Problems other than the above are occurring. problem still persists, please contact your supplier or local Hitachi inverter sales office. 15-4-1...
Page 394 Chapter 15 Tips/FAQ/Troubleshooting S1: Power does not turn on (Power LED [PWR] on the main unit does not light up) Estimated cause (s) ▶ Exemplar measures to be taken Page Check that the power supply that meets the specifications Power is not turned on. 17-1-1 is input to the inverter power input side.
Page 395 Chapter 15 Tips/FAQ/Troubleshooting S3: Frequency command setting or frequency command is incorrect Estimated cause (s) ▶ Exemplar measures to be taken Page If the frequency command setting cannot be changed with Frequency command is not [F001] or the set frequency command is not displayed in recognized.
Page 396 Chapter 15 Tips/FAQ/Troubleshooting S5: Motor speed does not increase Estimated cause (s) ▶ Exemplar measures to be taken Page The overcurrent suppression function or the overload Overload restriction function restriction function limits the output current by stopping 9-9-1 or overcurrent suppression acceleration or decreasing the output frequency when the 9-9-3 function is activated.
Page 397 Chapter 15 Tips/FAQ/Troubleshooting S8: Torque is not generated Estimated cause (s) ▶ Exemplar measures to be taken Page Inadequate parameters are 9-5-5 Set the torque boost or switch to sensorless vector control used and acceleration torque and adjust parameters. 9-5-11 is not sufficient.
Page 398 Chapter 15 Tips/FAQ/Troubleshooting S11: Noises of motor and machine are noisy Estimated cause (s) ▶ Exemplar measures to be taken Page Increase the "Carrier frequency [b083]". However, this may The carrier frequency 9-10-1 increase the noise generated in the inverter and leakage setting is low.
Page 399 Chapter 15 Tips/FAQ/Troubleshooting S14: DC braking does not work Estimated cause (s) ▶ Exemplar measures to be taken Page DC braking force, DC 9-7-2 Check the settings of DC braking related parameters [A051] to braking time, etc. are not [A058]. 9-7-11 set or incorrect.
Page 400 Chapter 15 Tips/FAQ/Troubleshooting (Memo) 15-4-8...
Page 401 Chapter 16 Maintenance and Inspection Chapter 16 Maintenance and Inspection This chapter describes how to perform maintenance and inspection on the product. When performing each work, carefully read "Chapter 1 Safety Instructions/Risks" and the corresponding chapters, and pay attention to safety. 16.1 Cautions for Maintenance and Inspection ................
Page 402: Cautions For Maintenance And Inspection
Chapter 16 Maintenance and Inspection 16.1 Cautions for Maintenance and Inspection DANGER ● Risk of electric shock! Electric shock  Before inspecting the inverter, be sure to turn off the power supply and wait for 10 minutes or more.  (Confirm that the charge lamp on the inverter is turned off and the DC voltage between terminals [P/+] and [N/-] is 45 VDC or less.) ...
Page 403: Daily Inspection
Periodic Function Test for Safety Function (STO)  When handling the WJ-C1 as a functional safety certified product, be sure to perform the following items. For details, refer to the separate volume "WJ series C1 Safety Function Guide (NT3612*X)".  A periodical STO functional test must be performed at least once in a year to maintain the intended safety performance level of the STO function.
Page 404: Daily Inspection And Periodic Inspection
Chapter 16 Maintenance and Inspection 16.2 Daily Inspection and Periodic Inspection 16.2.1 Inverter Inspection List Inspection cycle Every Inspected Inspected Details of inspection Inspection method Criterion Tester device part entry The ambient temperature and level of humidity are within the operating range.
Page 405 Chapter 16 Maintenance and Inspection Inspection cycle Every Inspected Inspected Details of inspection Inspection method Criterion Tester device part entry While performing a unit Measure the line voltages Phase-to-phase voltage operation of the inverter, between the [U/T1], balance ✓ check the balance of the [V/T2], and [W/T3] 200 V class: within 4 V Control...
Page 406: Megger® Test
Chapter 16 Maintenance and Inspection 16.2.2 Megger® Test  When testing an external circuit with a megger®, disconnect all the external circuit cables from the inverter to prevent it from being exposed to the test voltage.  In the control circuit carry out a conduction test, use a tester (with high resistance range), do not use a megger®...
Page 407 Chapter 16 Maintenance and Inspection 16.2.4 Checking the Inverter and Converter Section Checking method of inverter and converter ▼ Using the analog multimeter, it can be checked if the inverter or converter unit are defective or non-defective. 1 Preparation (1) Disconnect all wires to the main circuit terminal block (wires to the [R/L1], [S/L2], [T/L3], [U/T1], [V/T2], [W/T3], [P/+], [PD/+1], [N/-], and [RB] terminals).
Page 408: Smoothing Capacitor Life Curve
Chapter 16 Maintenance and Inspection 16.2.5 Smoothing Capacitor Life Curve Ambient temperature (°C) In the case of 24-hour energization/day and driving at 80% of ND rated current In the case of 24-hour energization/day and driving at 100% of ND rated current Capacitor life (years) *1.
Page 409 Chapter 16 Maintenance and Inspection 16.2.7 Measurement Methods of I/O Voltage, Current, and Power  Typical instruments for measuring input/output voltage, current, and power are shown below. R/L1 U/T1 Inverter Power S/L2 V/T2 Motor supply T/L3 W/T3 Measurement Measurement point Measuring instrument Remarks Standard reference values...
Page 410 Chapter 16 Maintenance and Inspection (Memo) 16-2-7...
Page 411 Chapter 17 Specifications/Dimensions/Derating Chapter 17 Specifications/Dimensions/Derating This chapter describes product specifications, external dimensions and current deratings. The abbreviations used in the product specifications show the following meanings.  Load rating: ND = normal duty rating, LD = low duty rating (Refer to "8.1.2 Changing the Load Rating of the Inverter"...
Page 412: Standard Specifications
(maximum output frequency × 10) *7) The value is specified for the Hitachi standard motor controlled by the sensorless vector control at ND rating. Torque characteristics may vary depending on the control mode and the motor used.
Page 413 (maximum output frequency × 10) *7) The value is specified for the Hitachi standard motor controlled by the sensorless vector control at ND rating. Torque characteristics may vary depending on the control mode and the motor used.
Page 414: Three-Phase 200 V Class
(maximum output frequency × 10) *7) The value is specified for the Hitachi standard motor controlled by the sensorless vector control at ND rating. Torque characteristics may vary depending on the control mode and the motor used.
Page 415: Common Specifications
Chapter 17 Specifications/Dimensions/Derating 17.1.4 Common Specifications Item Specifications Control method PWM control (Switch to 2 phase modulation) Output frequency range *1) 0.00 to 590.00 Hz Frequency accuracy For the maximum frequency, digital ± 0.01%, analog ± 0.2% (25 ± 10°C) Frequency resolution Digital: 0.01Hz, analog: maximum frequency/1000 V/f control (constant torque/ reduced torque/ free V/f, automatic torque boost),...
Page 416 100 m altitude increase. Apply 1% current derating from the rated current by increasing every 100 m, and conduct an evaluation test. When using at an altitude of 2500 m, please contact your supplier or local Hitachi sales office.
Page 417: External Dimensions
Chapter 17 Specifications/Dimensions/Derating 17.2 External Dimensions Power supply Model W (mm) H (mm) D (mm) D1 (mm) C1-001SF 13.5 Single-phase C1-002SF 13.5 200 V C1-004SF 122.5 C1-001LF 13.5 Three-phase C1-002LF 13.5 200 V C1-004LF 122.5 C1-007LF 145.5 68(W) φ4.5 17-2-1...
Page 418 Chapter 17 Specifications/Dimensions/Derating Power supply Model W (mm) H (mm) D (mm) D1 (mm) C1-007SF Single-phase C1-015SF 200 V C1-022SF 170.5 55.5 C1-015LF Three-phase 200 V C1-022LF C1-004HF 143.5 28.5 C1-007HF Three-phase C1-015HF 400V 170.5 55.5 C1-022HF C1-030HF 108(W 2-φ4.5 2-4.5 17-2-2...
Page 419 Chapter 17 Specifications/Dimensions/Derating Power supply Model W (mm) H (mm) D (mm) D1 (mm) Three-phase C1-037LF 200 V 170.5 55.5 Three-phase C1-040HF 400 V 140(W 2-φ4.5 2-4.5 17-2-3...
Page 420 Chapter 17 Specifications/Dimensions/Derating Power supply Model W (mm) H (mm) D (mm) D1 (mm) C1-055LF 3Three-phase 200 V C1-075LF Three-phase C1-055HF 400 V C1-075HF 140 (W) 2-φ6 17-2-4...
Page 421 Chapter 17 Specifications/Dimensions/Derating Power supply Model W (mm) H (mm) D (mm) D1 (mm) Three-phase C1-110LF 200 V Three-phase C1-110HF 400 V C1-150HF 180 (W) 17-2-5...
Page 422 Chapter 17 Specifications/Dimensions/Derating Power supply Model W (mm) H (mm) D (mm) D1 (mm) Three-phase C1-150LF 200 V 220 (W) 17-2-6...
Page 423: Current Derating
Chapter 17 Specifications/Dimensions/Derating 17.3 Current Derating  How do I derate the current?  What are the current derating characteristics according to ambient temperature and installation conditions?  When using a model that is checked with "✓" in the "Required" column in the table below, perform current derating as shown in the graph below.
Page 424 Chapter 17 Specifications/Dimensions/Derating Models requiring current derating Ambient temperature 40°C Ambient temperature 50°C ■ C1-002L Normal duty rating (1.6 A) Low duty rating (1.9 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz) ■ C1-004S Normal duty rating (3.0 A) Low duty rating (3.5 A) 10 12 10 12 14...
Page 425 Chapter 17 Specifications/Dimensions/Derating ■ C1-007S Normal duty rating (5.0 A) Low duty rating (6.0 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz) ■ C1-007H Normal duty rating (3.4 A) Low duty rating (4.1 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz)
Page 426 Chapter 17 Specifications/Dimensions/Derating ■ C1-040H Normal duty rating (9.2 A) Low duty rating (11.1 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz) ■ C1-110L Normal duty rating (47.0 A) Low duty rating (56.0 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz)
Page 427 Chapter 17 Specifications/Dimensions/Derating ■ C1-150H Normal duty rating (31.0 A) Low duty rating (38.0 A) 10 12 10 12 14 Carrier frequency (kHz) Carrier frequency (kHz) 17-3-5...
Page 428 Chapter 17 Specifications/Dimensions/Derating (Memo) 17-3-6...
Page 429 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Chapter 18 List of Parameters/Modbus Coil/Register Numbers This chapter provides a list of monitor parameters, setting parameters, Modbus communication coils and register numbers. Monitor parameters and setting parameters accessible by Modbus communication are listed together with the holding register number.
Page 430: List Of Modbus Coil Numbers/Special Register Numbers
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.1 List of Modbus Coil Numbers/Special Register Numbers 18.1.1 List of Modbus Coil Numbers Coil Item name Setting number 0000h Not used Not accessible 0001h RUN command R/W 1: Run / 0: Stop (enabled when [A002]/ [A202] = 03) 0002h Rotation direction command R/W 1: Reverse / 0: Forward (enabled when [A002]/ [A202] = 03)
Page 431 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Coil Item name Setting number 002Ch FA5 (Set frequency reached 2) 1: ON / 0: OFF 002Dh OL2 (Overload warning notice 2) 1: ON / 0: OFF Ai1Dc (Analog [Ai1] 002Eh 1: ON / 0: OFF disconnection detection) Ai2Dc (Analog [Ai2] 002Fh...
Page 432: List Of Modbus Special Holding Registers
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.1.2 List of Modbus Special Holding Registers The following table lists Modbus register numbers that do not directly correspond to monitor parameters and setting parameters. These registers are used for accessing coils by holding register R/ W, enter command, and one register length register for Modbus mapping functions.
Page 433 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Register Name Data range Resolution during Page value running 0 bit: Coil No. 0010h to 1E01h Coil data 1 18-1-1 15 bit: Coil No. 001Fh 0 bit: Coil No. 0020h to 1E02h Coil data 2 18-1-1 15 bit: Coil No.
Page 434: List Of Parameters And Modbus Holding Registers
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2 List of Parameters and Modbus Holding Registers  In the default condition, the data part (0.00 (Hz) in the case of stopped state) of [d001] is always displayed after the power is turned on. To change the monitor at power-on, change the setting of "Initial display selection [b038]".
Page 435 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Code Name Data range during Page Register No. Data range Resolution running : Electrolyte Life assessment capacitor on d022 101Dh 10-3-3 monitor board 1: Electrolytic capacitor on board : Cooling fan 2: Cooling fan d023 Program counter...
Page 436 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Code Name Data range during Page Register No. Data range Resolution running Trip code (E01.n to E99.n) 0026h 0 to 99 Inverter status at Trip (Above n: 0 to 9) 0027h 0 to 9 0028h (High)
Page 437: F Parameter Group
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.2 F Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Data Range Register No. Resolution running 0.00, Minimum frequency to 0 to Maximum 0.01 9-2-1 Maximum frequency (Hz) frequency Output frequency When PID function is enabled:...
Page 438 Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.3 A Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Register No. Data Range Resolution running Frequency input 00: External operator POT A001 source selection, 01: Control terminal ×...
Page 439 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running 0, Minimum 0.00, Minimum frequency to frequency to Multi-speed 0, 1216h (High) A020 Maximum frequency, 1st- ✓...
Page 440 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Manual torque A042 boost value, 1st- ✓ 123Ch 0 to 200 1.0/ motor 0.0 to 20.0 (%) 1.0/ Manual torque A242...
Page 441 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running 0, Lower frequency 0.00, limit, 1st- Upper frequency Lower frequency limit, 1st- 124Fh (High) A061 0.00 ✓...
Page 442 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running AVR function 00: Always enable A081 selection, 1st- 01: Disable ✓ 1269h 0 to 2 motor 02: Disable at deceleration 9-9-6...
Page 443 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running 00: Linear 01: S-curve Deceleration A098 02: U-curve × 127Eh 0 to 4 9-3-5 curve selection 03: Reverse U-curve 04: EL-S-curve 1281h (High)
Page 444: A Parameter Group
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.4 b Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Register No. Data Range Resolution running 00: Trip 01: 0Hz start Restart mode 02: Restart with frequency selection after matching instantaneous...
Page 445 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Electronic thermal b213 characteristic ✓ 230Dh selection, 2nd- motor 0 to Free Free electronic 0 to Free electronic thermal electronic b015 thermal...
Page 446 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running 00: Disable Overcurrent 01: Enable (without voltage b027 suppression reduction) ✓ 131Ch 0 to 2 9-9-3 enable 02: Enable (with voltage...
Page 447 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Torque limit 00: Disable b045 LADSTOP ✓ 132Fh 0 to 1 01: Enable selection Direction reversal 00: Disable b046 protection...
Page 448 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running [Ai2] operation set level at 0 to 100/ b071 0 to 100 (%) / no: Disable ✓...
Page 449 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Dynamic brake 200V class: 330 to 400 (VDC) 330 to 400 (200V) b096 ✓ 1363h activation level 400V class: 660 to 800 (VDC) 660 to 800 (400V)
Page 450 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Overvoltage 200V class: 330 to 400 (VDC) 380/ 330 to 400 (200V) b131 suppression ✓ 1386h 400V class: 660 to 800 (VDC) 660 to 800 (400V)
Page 451 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Password authentication b191 for display 0000 to FFFF 0000 × Not disclosed accessible restriction selection [b037] Password setting 0000(Password disable), 7-2-6...
Page 452: C Parameter Group
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.5 C Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Register No. Data Range Resolution running Input terminal [1] C001 [FW] ✓ 1401h function Input terminal [2] C002 [RV] ✓...
Page 453 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running 00: Output frequency 01: Output current 02: Output Torque (Sensorless vector control) 04: Output voltage 05: Input power [Ao1] Output 06: Electronic thermal load...
Page 454 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Over/ Under- C055 torque level 0 to 200 (%) ✓ 143Bh 0 to 200 (Forward drive) Over/ Under- torque level C056...
Page 455 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running EzCOM start 00: [ECOM] terminal C100 × 1468h 0 to 1 11-4-2 method selection 01: Always communication FUP/FDN data 00: Not save C101...
Page 456 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Input terminal [4] C163 0 to 200 (× 2ms) ✓ 14A7h 0 to 200 response time Input terminal [5] C164 0 to 200 (×...
Page 457: List Of Intelligent Input Terminal Functions
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.6 List of Intelligent Input Terminal Functions Function Function Symbol Function name Page Symbol Function name Page Number Number Forward rotation Torque limit enable 9-1-3 Reverse rotation TRQ1 Torque limit selection bit 1 9-6-2 Multi-speed selection 1 TRQ2...
Page 458: List Of Intelligent Output Terminal Functions
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.7 List of Intelligent Output Terminal Functions Function Function Symbol Function name Page Symbol Function name Page Number Number Running 9-12-1 PID feedback comparison 9-8-2 Constant-frequency Communication line 9-13-1 11-1-1 reached disconnection Set frequency overreached 9-13-2 LOG1 Logical operation result 1...
Page 459: H Parameter Group
1501h 0 to 2 8-3-1 selection 02: Enable with rotation Async. Motor constant H002 × 1502h selection, 1st- motor 00: Hitachi Standard 8-1-14 0 to 2 Async. Motor 02: Auto-tuning Data 8-3-1 constant H202 × 2502h selection, 2nd- motor Async. Motor 0 (0.1kW)
Page 460 V/f with encoder 9-5-8 Slip compensation I- H051 0 to 1000 (s) ✓ 153Eh 0 to 1000 gain at V/f with encoder H102 These parameters are SM/PMM related functions. Contact your supplier or local Hitachi sales office for details. H134 18-2-3...
Page 461: P Parameter Group
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.9 P Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Register No. Data Range Resolution running Operation 00: Trip P001 selection at an ✓ 1601h 0 to 1 13-2-1 01: Continued operation option error...
Page 462 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Operation 00: Trip selection at 01: Trip after deceleration stop P045 option 02: Ignore × 162Fh 0 to 4 13-2-1...
Page 463 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Position control 00: Limit P075 × 1657h 0 to 1 9-14-2 mode selection 01: No limit Encoder P077 disconnection...
Page 464 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running EzSQ user P126 0 to 65535 ✓ 1680h 0 to 65535 parameter U(26) EzSQ user P127 0 to 65535 ✓...
Page 465 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running Flexible command 0000h to P173 0000h to FFFFh 0000 ✓ 16AFh reading register 4 FFFFh Flexible command 0000h to P174...
Page 466 Chapter 18 List of Parameters/Modbus Coil/Register Numbers Change Modbus communication Initial Code Name Data range Page during value value Register No. Data Range Resolution running External register 7 00: Unsigned word data P217 ✓ 16D9h 0 to 1 format 01: Signed word data External register 8 00: Unsigned word data P218...
Page 467: U Parameter Group
Chapter 18 List of Parameters/Modbus Coil/Register Numbers 18.2.10 U Parameter Group Change Modbus communication Initial Code Name Data range during Page value value Register No. Data Range Resolution running User-parameter 1 U001 no/ d001 to P196 ✓ selection User-parameter 2 U002 no/ d001 to P196 ✓...
Page 468 Chapter 18 List of Parameters/Modbus Coil/Register Numbers (Memo) 18-2-11...
Page 469 Appendix Appendix This chapter describes comparison of WJ200 and WJ-C1, explanations of terms, index and revision history. A.1 Replacement from WJ200....................... A-1-1 A.1.1 Comparison of External Dimensions and Mounting Dimensions ......... A-1-1 A.1.2 Comparison of Main Circuit Terminal Block ................A-1-7 A.1.3 Comparison of Control Circuit Terminal Block ..............
Page 470 Appendix A.1 Replacement from WJ200 A.1.1 Comparison of External Dimensions and Mounting Dimensions  The external dimensions and mounting dimensions of WJ200 Series and WJ-C1 are identical. Refer to the figure below for differences in other dimensions. (The depth of C1-110LF/C1- 110HF/C1-150HF is 10 mm shorter.) WJ200 WJ-C1...
Page 471 Appendix WJ200 WJ-C1 Single-phase 200 V 007SF/015SF/022SF Single-phase 200 V 007SF/015SF/022SF Three-phase 200 V 0015LF/022LF Three-phase 200 V 0015LF/022LF Three-phase 400 V 004HF/007HF/015HF Three-phase 400 V 004HF/007HF/015HF /022HF/030HF /022HF/030HF 108 (W) 108 (W) 2-φ4.5 2-4.5 Model Model (mm) (mm) (mm) (mm) (mm) (mm)
Page 472 Appendix WJ200 WJ-C1 Three-phase 200 V 037LF Three-phase 200 V 037LF Three-phase 400 V 040HF Three-phase 400 V 040HF 140 (W) 140 (W) 2-φ4.5 2-4.5 Model Model (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) WJ200-037LF C1-037LF 170.5 170.5 55.5 WJ200-040HF C1-040HF A-1-3...
Page 473 Appendix WJ200 WJ-C1 Three-phase 200 V 0557LF/075LF Three-phase 200 V 0557LF/075LF Three-phase 400 V 055HF/075HF Three-phase 400 V 055HF/075HF 140 (W) 140 (W) 2-φ6 Model Model (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) WJ200-055LF C1-055LF WJ200-075LF C1-075LF 73.3 WJ200-055HF C1-055HF WJ200-075HF C1-075HF...
Page 474 Appendix WJ200 WJ-C1 Three-phase 200 V 110LF Three-phase 200 V 110LF Three-phase 400 V 110HF/150HF Three-phase 400 V 110HF/150HF 180 (W) 180 (W) Model Model (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) WJ200-110LF C1-110LF WJ200-110HF C1-110HF WJ200-150HF C1-150HF A-1-5...
Page 475 Appendix WJ200 WJ-C1 Three-phase 200 V 150LF Three-phase 200 V 150LF 220 (W) 220 (W) Model Model (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) WJ200-150LF C1-150LF A-1-6...
Page 476 Appendix A.1.2 Comparison of Main Circuit Terminal Block  The main circuit terminal block arrangement of WJ200 Series and WJ-C1 differs greatly. Be careful not to make incorrect wiring during replacement, etc.  In WJ-C1 single-phase 200 V all models/three-phase 200 V 0.1 to 3.7 kW/three-phase 400 V 0.4 to 4.0 kW, the ground terminal is the ground bar (M4×2) on the left side of the bottom of the inverter.
Page 477 Appendix ■ Three-phase 200 V 0.1 kW to 0.75 kW WJ200-001LF/002LF/004LF/007LF C1-001LF/002LF/004LF/007LF Charge lamp Charge lamp Ground terminal M4×2 Ground bar M4×2 Power supply input wire Short- circuit bar R/L1 T/L3 S/L2 R/L1 T/L3 S/L2 U/T1 V/T2 W/T3 U/T1 V/T2 W/T3 Short- circuit bar...
Page 478 Appendix ■ Three-phase 200 V 3.7 kW, Three-phase 400 V 4.0 kW WJ200-037LF/040HF C1-037LF/040HF Charge lamp Charge lamp Ground terminal M4×2 M4×2 Short- circuit bar R/L1 T/L3 S/L2 U/T1 V/T2 W/T3 R/L1 S/L2 T/L3 U/T1 V/T2 W/T3 Power supply input wire Motor output wire Power supply input wire Motor output wire Short- circuit bar...
Page 479 Appendix ■ Three-phase 200 V 11 kW, Three-phase 400 V 11 kW/15 kW WJ200-110LF/110HF/150HF C1-110LF/110HF/150HF Charge lamp Charge lamp Power supply input wire Motor output wire Power supply input wire Motor output wire R/L1 S/L2 U/T1 V/T2 W/T3 R/L1 S/L2 U/T1 V/T2 W/T3...
Page 480 Appendix A.1.3 Comparison of Control Circuit Terminal Block  Spring clamp type terminal block is used for control circuit terminal block of both WJ200 and WJ-C1, and the recommended wire diameter and terminal are the same. For details, refer to "5.4.2 Recommended Wire Diameter and Wiring Method for Control Circuit Terminals".
Page 481 Appendix ■ Details of comparison of control circuit terminal block WJ200 WJ-C1 Change point Item (function/electrical Terminal Terminal Terminal name Terminal name characteristics, etc.) symbol symbol Analog input/output Common for Common for input signal input signal Power supply Equivalent Power supply for Power supply for frequency setting frequency setting...
Page 482 In WJ-C1, there is no safety function selector switch. Safety function STO inputs. To handle WJ-C1 as a functional safety certified product, refer to the separate volume, "WJ Series C1 Safety Function Guide (NT3612*X)". ELECTRICAL STO input 1 CHARACTERISTICS STO input 2...
Page 483 Appendix A.1.4 Data Copy from WJ200 to WJ-C1  When copying parameter settings from WJ200 to WJ-C1, the following methods are available: (a) Copy data using the optional remote operator WOP. (b) Copy data using the inverter configuration software ProDriveNext. (c) Set manually referring to the parameter list of WJ200 and WJ-C1.
Page 484 Appendix A.1.5 Comparison of Functions of WJ200 and WJ-C1  WJ200 and WJ-C1 have the same parameter system, but there are functions that have changed Ａ in operation. For details, refer to the table below and the corresponding part in the "Page" column. Function Change from WJ200 to WJ-C1 Page...
Page 485 Appendix Function Change from WJ200 to WJ-C1 Page A selection of the "Display restriction selection [b037]" becomes invalid and the initial value has been changed as follows. Display 7-2-1 Code WJ200 WJ-C1 restriction 00: Full display 00: Full display (initial value) [b037] 04: Basic display (initial value) 04: (Invalid)
Page 486 Appendix Function Change from WJ200 to WJ-C1 Page Errors that are judged as "Major failure [MJA]" are different between WJ200 series and WJ-C1. Errors checked with ✓ in the table below are judged as a serious error and [MJA] is output.
Page 487 Appendix A.2 Glossary Name Description Name Description Basic instruction manual Sine wave (distorted wave) showing only the information current with a frequency that is Basic Guide necessary for handling the an integral multiple of the Harmonic (noise) inverter. commercial power supply (sine wave) generated by the input circuit of the inverter.
Page 488 Appendix Name Description Name Description Supplies power to R,S,T Difference in common for Main power terminals using the power input and output terminals. supply supply required for inverter With sink logic, for example, driving. when using PLC output unit, Sink logic current flows from the inverter Manufacturing No.
Page 489 Appendix A.3 Revision history Revision history Revision details Date NT361X First edition 2022/ A-3-1...
Page 490 Appendix A.4 Index Numeric 2CH ................9-3-3 Base frequency ............. 8-1-5 2nd-motor control ............. 9-7-18 BER .............. 9-7-16, 9-14-13 2-stage Acceleration/Deceleration ......9-3-3 Binary operation mode ..........9-2-7 3-wire function .............. 9-1-4 Bit operation mode ............9-2-7 BOK ................9-7-16 Brake control ..............
Page 491 Appendix Eco drive ................ 9-5-7 General-purpose analog input ......... 12-2-3 EDM ................14-1-3 General-purpose analog output .. 9-16-5, 9-16-7, 12-2-3 EDM switch ............. 3-2-4, 14-1-3 General-purpose input..........12-2-3 Electronic thermal ............8-1-7 General-purpose output ........... 12-2-3 Electronic thermal load ratio monitor ....10-1-10 Ground fault detection ..........
Page 492 Appendix L terminal ............... 5-4-1 OD .................. 9-8-2 LAC ................. 9-3-7 OHF ................9-11-6 LAD cancel..............9-3-7 OL ................9-11-3 LAD frequency..........9-16-5, 9-16-7 OL2 ................9-11-3 LD rating ................ 8-1-2 OLR ................. 9-9-2 Life assessment monitor ........... 10-3-3 ONT ................9-11-9 Life warning output ...........
Page 493 Appendix P24 terminal ..............5-4-1 Reduced torque (electronic thermal) ......8-1-9 P24S terminal ..............5-4-1 Reduced torque (V/f control) ........9-5-1 Password function ............7-2-6 Reduced voltage start ..........9-7-1 PCLR ................9-14-10 REF.................. 9-1-2 Peripheral device ............5-3-1 Regenerative braking unit ........... 5-3-7 Permanent magnet motor (PMM) ......
Page 494 Appendix Safety Instructions/risks ..........1-1-1 U-curve................9-3-5 Safety function STO ........... 14-1-1 UDC ................9-2-18 S-curve ................9-3-5 Unattended start protection ........9-10-4 Sensorless vector control ......... 9-5-11 Under-torque ..............9-6-4 SET ................9-7-18 USB connector .............. 7-1-1 SET key ................7-1-1 User monitor ..............

Hitachi WJ Series User Manual

Chapter 2 Outline of this User' S Guide/Procedure for Operation

Chapter 3 3 Main Body of the Product

Chapter 5 5 Wire Connection

Chapter 7 7 Keypad and Related Functions

Chapter 8 Mandatory Setting for Motor Drive and Test Run

Chapter 9 9 Inverter Functions

Chapter 10 10 Monitor Functions

Chapter 11 11 Rs485 Communication

Chapter 12 12 Prodrivenext/Ezsq

Chapter 14 14 Safety Function Sto

Chapter 15 15 Tips/Faq/Troubleshooting

Chapter 16 16 Maintenance and Inspection

Chapter 17 17 Specifications/Dimensions/Derating

Chapter 18 18 List of Parameters/Modbus Coil/Register Numbers

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