YASKAWA Z1000U Technical Manual
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YASKAWA Z1000U Technical Manual

Low harmonic drive bypass for hvac applications
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Table of Contents

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Z1000U HVAC MATRIX Bypass
Low Harmonic Drive Bypass for HVAC Applications
Technical Manual
Type: Z1D1
Models: 208 V: 7.5 to 75 HP
480 V: 7.5 to 350 HP
To properly use the product, read this manual thoroughly and retain
for easy reference, inspection, and maintenance. Ensure the end user
receives this manual.
MANUAL NO. SIEP YAIZ1D 01C
1
Receiving
2
Mechanical Installation
3
Electrical Installation
4
Start-Up Programming &
Operation
5
Programming
6
Diagnostics &
Troubleshooting
7
Periodic Inspection &
Maintenance
A
Specifications
B
Parameter List
C
BACnet Communications
D
MEMOBUS/Modbus
Communications
E
Apogee FLN Network
Protocol
F
Metasys N2 Network
Protocol
G
Standards Compliance
H
Quick Reference Sheet

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Summary of Contents for YASKAWA Z1000U

  • Page 1 Z1000U HVAC MATRIX Bypass Low Harmonic Drive Bypass for HVAC Applications Technical Manual Type: Z1D1 Models: 208 V: 7.5 to 75 HP 480 V: 7.5 to 350 HP To properly use the product, read this manual thoroughly and retain for easy reference, inspection, and maintenance. Ensure the end user receives this manual.
  • Page 2 Every precaution has been taken in the preparation of this manual. Yaskawa assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained in this publication.
  • Page 3 Front Views of Drive ........................ 34 2. MECHANICAL INSTALLATION..............35 2.1 Section Safety......................36 2.2 Mechanical Installation ..................... 38 Installation Environment ......................38 Installation Orientation and Spacing..................39 Exterior and Mounting Dimensions ..................39 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 4 HOA Keypad Parameter Display (Drive Off) ..................84 4.3 The Drive and Programming Modes ..................86 Changing Parameter Settings or Values ................... 86 Verifying Parameter Changes: Modified Constants ................87 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 5 H2: Multi-Function Digital Outputs....................135 H3: Multi-Function Analog Inputs ....................142 H4: Multi-Function Analog Outputs ....................148 5.8 L: Protection Functions ....................150 L1: Motor Protection ........................150 L2: Momentary Power Loss Ride-Thru.................... 151 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 6 6.6 Operator Programming Errors ..................229 Operator Programming Error Codes, Causes, and Possible Solutions........... 229 6.7 Auto-Tuning Fault Detection ....................232 Auto-Tuning Codes, Causes, and Possible Solutions..............232 6.8 Diagnosing and Resetting Faults..................234 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 7 Three-Phase 208 Vac Models D024 to D211.................. 270 Three-Phase 480 Vac Models B011 to B077 .................. 271 Three-Phase 480 Vac Models B096 to B414 .................. 272 A.2 Drive Specifications ......................273 A.3 Drive Derating Data ......................274 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 8 H2: Multi-Function Digital Outputs....................295 H3: Multi-Function Analog Inputs ....................296 H4: Analog Outputs ......................... 298 H5: MEMOBUS/Modbus Serial Communication ................299 B.9 L: Protection Function ......................300 L1: Motor Protection ........................300 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 9 C.5 Bypass Operations by BACnet ..................338 Observing the Bypass Operation ....................338 Controlling the Bypass ........................338 C.6 BACnet Objects Supported ....................339 Present Value Access ........................339 Supported Properties of Objects ..................... 339 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 10 Broadcast Messages........................377 Fault Trace Contents........................378 Bypass Fault Codes ........................380 Alarm Register Contents ......................... 380 D.10 Enter Command.........................382 Enter Command Behavior ....................... 382 D.11 Communication Errors .....................383 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 11 Metasys N2 Binary Input (BI) Summary ..................414 Metasys N2 Binary Output (BO) Summary ..................415 F.7 Mailbox Function .......................416 Reading Drive Parameters ......................416 Writing Drive Parameters ........................ 416 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 12 Quick Setting Parameters ....................... 423 Motor Setup............................. 423 Multi-Function Digital Inputs ......................423 Analog Inputs ..........................423 Multi-Function Digital Outputs ......................424 Monitor Outputs..........................424 H.3 User Setting Table ......................425 INDEX ........................431 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 13 Preface & General Safety This section provides safety messages pertinent to this product that, if not heeded, may result in fatality, personal injury, or equipment damage. Yaskawa is not responsible for the consequences of ignoring these instructions. PREFACE.......................14 GENERAL SAFETY....................16...
  • Page 14 All systems or equipment designed to incorporate a product manufactured by Yaskawa must be supplied to the end user with appropriate warnings and instructions as to the safe use and operation of that part. Any warnings provided by Yaskawa must be promptly provided to the end user. Yaskawa offers an express warranty only as to the quality of its products in conforming to standards and specifications published in the Yaskawa manual.
  • Page 15 • Metasys®, trademark of Johnson Controls Inc. • Modbus®, trademark of Schneider Automation, Inc. • LONWORKS®, trademark of Echelon Corporation • Other companies and product names mentioned in this manual are trademarks of those companies. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 16 • The products and specifications described in this manual or the content and presentation of the manual may be changed without notice to improve the product and/or the manual. • When ordering a new copy of the manual due to damage or loss, contact Yaskawa or a Yaskawa representative and provide the manual number shown on the front cover.
  • Page 17 Do not attempt to modify or alter the drive in any way not explained in this manual. Failure to comply could result in death or serious injury. Yaskawa is not responsible for any modification of the product made by the user. This product must not be modified. Do not allow unqualified personnel to use equipment.
  • Page 18 NOTICE: Install the drive upright as specified in the manual. Refer to the Mechanical Installation section for more information on installation. Failure to comply may damage the drive due to improper cooling. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 19 The rated current of a submersible motor is greater than that of a standard motor, so select the drive accordingly. Use a motor cable large enough to avoid decreasing the maximum torque level from voltage drop caused by a long motor cable. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 20 5 minutes before inspecting, performing maintenance or wiring the converter. Hot Surfaces Wait 5 minutes or longer ● until the unit has cooled. Figure i.1 Warning Information Example and Position YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 21 Figure i.4. Figure i.2 Warning Information Example A Figure i.3 Warning Information Example B Warning Label B Warning Label A (inside enclosure) Figure i.4 Bypass Warning Label Locations YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 22 Customers are responsible for periodic inspections of the drive. Upon request, a Yaskawa representative will inspect the drive for a fee. If the Yaskawa representative finds the drive to be defective due to Yaskawa workmanship or materials and the defect occurs during the warranty period, this inspection fee will be waived and the problem remedied free of charge.

  • Page 23: Table Of Contents

    This chapter explains how to inspect the bypass upon receipt, and gives an overview of the different enclosure types and components. SECTION SAFETY....................24 GENERAL DESCRIPTION..................25 MODEL NUMBERS AND NAMEPLATE CHECKS..........26 BYPASS COMPONENT NAMES................30 BYPASS COMPONENT DESCRIPTIONS.............31 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 24: Section Safety

    Ensure that the motor is suitable for drive duty and/or the motor service factor is adequate to accommodate the additional heating with the intended operating conditions. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 25: General Description

    When the output frequency matches the power Commercial Power Switching supply frequency (60 Hz), the PWM switching Selection operation stops and switches to operation with a direct commercial power supply connection. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 26: Model Numbers And Nameplate Checks

    If you find any irregularities in the above items, contact the shipping company, the distributor or representative you purchased the bypass from or your Yaskawa office immediately. The bypass is thoroughly tested at the factory. Any damages or shortages evident when the equipment is received must be reported immediately to the commercial carrier that transported the material.
  • Page 27 <1> Drives with these specifications do not guarantee complete protection for the environmental conditions indicated. Bypass Nameplate The nameplate is located on the inside of the enclosure door. The nameplate shown below is an example for a standard Z1000U Bypass. A.C. INPUT Volts: 480...
  • Page 28 B096 96.0 4o0096 DS.Z1D1.01 B124 4o0124 DS.Z1D1.01 B156 4o0156 DS.Z1D1.01 B180 DS.Z1D1.01 4o0180 B240 4o0240 DS.Z1D1.01 1100 B302 4o0302 DS.Z1D1.01 1600 B361 4o0361 DS.Z1D1.01 1750 B414 4o0414 DS.Z1D1.01 1800 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 29 Bypass Product Options Refer to Bypass Options on page 275 for details on available bypass product configuration options. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 30: Bypass Component Names

    H – Bypass enclosure D – Bypass front door I – HOA keypad E – Bypass control board J – Floor mount door handle Figure 1.4 View of Bypass Components YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 31: Bypass Component Descriptions

    HOA keypad. Bypass Internal Components The appearance and internal component names of the bypass are shown in Figure 1.6. Note: Arrangement of components differs on models B302 to B414. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 32 For this reason, the drive output contactor has a lower current rating than the bypass contactor. The bypass contactor is exposed to motor inrush current (LRA) when starting the motor across-the-line and therefore requires a higher current rating. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 33 These drive terminals are not available for field connections. All field control connections are landed at terminal blocks TB1 through TB5 on control logic PCB A2 and drive PCB A1. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 34 C – EMC filter switch (Drive Models Circuit Wiring on page ZUoEoooo and ZUoWoooo) B – Main circuit terminal (Refer to Wiring the Main Input Circuit on page Figure 1.7 Front Views of Drives YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 35 Mechanical Installation This chapter explains how to properly mount and install the bypass. SECTION SAFETY....................36 MECHANICAL INSTALLATION................38 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 36 If the motor is to be operated at a speed higher than the rated speed, consult with the manufacturer. Continuously operating an oil-lubricated motor in the low-speed range may result in burning. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 37 Never lift or move the drive while the cover is removed. This can damage the terminal board and other components. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 38 Place a temporary cover over the top of the drive during installation. Remove the temporary cover before bypass start-up, as the cover will reduce ventilation and cause the bypass to overheat. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 39 Exterior and Mounting Dimensions Refer to bypass dimension drawing DD.Z1U.o.oo.01 packaged with the bypass for bypass enclosure dimensions and proper installation clearances necessary to maintain sufficient space for airflow and wiring. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 40 2.2 Mechanical Installation This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 41 This chapter explains the proper procedures for wiring the control circuit terminals, motor, and power supply. SECTION SAFETY....................42 STANDARD CONNECTION DIAGRAM..............44 MAIN CIRCUIT WIRING..................48 INPUT AND OUTPUT POWER WIRING CONNECTIONS........53 CONTROL CIRCUIT WIRING................64 BYPASS AND DRIVE CONTROL I/O CONNECTIONS........73 EXTERNAL INTERLOCK..................75 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 42: Section Safety

    Do not use improper combustible materials. Failure to comply could result in death or serious injury by fire. Do not install the drive to a combustible surface. Never place combustible materials on the drive. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 43 Failure to comply could result in damage to the drive and will void warranty. Yaskawa is not responsible for any modification of the product made by the user. This product must not be modified. Check all the wiring to ensure that all connections are correct after installing the drive and connecting any other devices.

  • Page 44: Standard Connection Diagram

    NOTICE: When using the automatic fault restart function with wiring designed to shut off the power supply upon drive fault, make sure the drive does not trigger a fault output during fault restart (L5-02 = 0, default). Failure to comply will prevent the automatic fault restart function from working properly. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 45 3.2 Standard Connection Diagram <4> <3> <1> <6> <11> <11> <6> <11> <7> <9> <2> <10> <1> <11> <1> <2> <8> <5> Figure 3.1 Z1000U Bypass Standard Connection Diagram YASKAWA SIEP YAIZ1D 01B Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 46 3.2 Standard Connection Diagram This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01B Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 47 <10> Use jumper S5 to select between voltage or current output signals at terminals FM and AM. Set parameters H4-07 and H4-08 accordingly. <11> Not available on Type 12 enclosures. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 48: Main Circuit Wiring

    Models D024 to D114 and B011 to B124 Turn the circuit breaker to the “OFF” position. Figure 3.2 Disconnect Power Turn the flat head screw fasteners on the cover 1/2 turn counter-clockwise. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 49 3.3 Main Circuit Wiring Figure 3.3 Turn Fasteners Door will now swing open on hinges located on left side of the bypass. Figure 3.4 Swing Open Door YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 50 Move the circuit breaker handle to the “OFF” position. Figure 3.5 Disconnect Power Turn the door handle 1/4 towards the door hinges and open the door. Note: Models B302 to B414 have two doors. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 51 3.3 Main Circuit Wiring Figure 3.6 Turn Door Handle YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 52 D024 to D114 D143 to D211 B011 to B124 B156 to B414 L1 L2 L3 T1 T2 T3 L1 L2 L3 T1 T2 T3 Figure 3.7 Main Circuit Terminal Block Configuration YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 53: Input And Output Power Wiring Connections

    65,000 RMS symmetrical amperes, 208 Vac and 480 Vac. Yaskawa recommends installing branch circuit protection according to maintain compliance with UL508C. Semiconductor protective type fuses are preferred. Alternate branch circuit protection devices are also listed in this manual.
  • Page 54 B156 3/0-350 kcmil D169 B180 D211 – – B240 (1-2) x (2/0-500 kcmil) (1-2) x 442 – B032 – B361 (1-3) x (3/0-500 kcmil) (1-3) x 450 – B414 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 55 D169 B156 6–300 kcmil – B180 D211 B240 14-2/0 – B302 (1-2) x (2-600 kcmil) (1-2) x 500 – B361 – B414 (1-3) x (2-600 kcmil) (1-3) x 500 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 56 ) is connected to the enclosure. The enclosure ground lug must be connected to earth ground. Figure 3.8. The drive has a second ground lug to accept the motor ground lead. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 57 (Drives are shipped with the SW screw installed at the OFF position.) Table 3.6 Asymmetrical Grounded Network Grounded at the corner of the delta Grounded at the middle of the side Single-phase, grounded at the end point YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 58 S1 S2 S3 S4 S5 S6 S7 S8 SN SC SP A – SW (ON) B – Screw (OFF) Figure 3.11 EMC Filter Switch Location (Models 2E0028, 2W0028, 4E0011 to 4E0034, and 4W0011 to 4W0034) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 59 (Models 2E0042, 2W0042, 2E0054, 2W0054, 4E0040 to 4E0077, and 4W0040 to 4W0077) A – SW (ON) B – Screw (OFF) Figure 3.13 EMC Filter Switch Location (Models 2E0104, 2W0104, 2E0130, 2W0130, 4E0096, 4W0096, 4E0124, and 4W0124) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 60 (Models 2E0154, 2W0154, 2E0192, 2W0192, 4E0156, 4W0156, 4E0180, and 4W0180) A – SW (ON) B – Screw (OFF) Figure 3.15 EMC Filter Switch Location (Models 2E0248, 2W0248, 4EU0216, 4W0216, 4E0240, and 4W0240) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 61 WARNING! Electrical Shock Hazard. Shut off the power supply to the drive before wiring the main circuit terminals. Failure to comply may result in death or serious injury. Wire the main circuit terminals after the terminal board has been properly grounded. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 62 NOTICE: Route motor leads U/T1, V/T2, and W/T3 separate from all other leads to reduce possible interference related issues. Failure to comply may result in abnormal operation of drive and nearby equipment. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 63 S1 S2 S3 S4 S5 S6 S7 S8 SN SC SP MA MB MC A – Control, frequency reference, and C – Main input circuit communications wiring B – Motor output circuit Figure 3.17 Bypass Wire Routing Example YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 64: Control Circuit Wiring

    Dry contact rated, photocoupler sinking input to IG, 24 Vdc 8 mA, ground fault protected Digital Inputs DI-5 Digital Input 5 DI-6 Digital Input 6 DI-7 Digital Input 7 DI-8 Digital Input 8 IG24 Isolated Ground Digital Input Common YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 65 There are two analog outputs that can be configured for a signal level of 0 to 10 Vdc or 4 to 20 mA. The signal level is controlled by the position of jumpers J2 and J3 on Control PCB A2 and by the values set to drive parameters H4-07 and H4-08. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 66 R+, R-, S+, S-, IG 0.2 to 1.5 (24 to 16) Ferrule-Type Wire Terminals Yaskawa recommends using CRIMPFOX 6, a crimping tool manufactured by PHOENIX CONTACT, to prepare wire ends with insulated sleeves before connecting to the drive. See Table 3.11 for dimensions.
  • Page 67 Wiring the Drive Control Circuit Terminal on page for details on wiring. Reattach the terminal cover after completing the wiring to the drive and other devices. <1> Figure 3.23 Reattaching the Terminal Cover YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 68 <1> Connect the ground wiring first, then the main circuit wiring, and finally the control circuit wiring. Removing/Reattaching the Front Cover Removing the Front Cover o 0028 to 2 o 0130 and 4 o 0011 to 4 o 0124 Drive Models 2 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 69 Unhook the left side of the front cover then swing the left side towards you as shown in Figure 3.29 until the cover comes off. Figure 3.29 Remove the Front Cover (Drive Models 2o0154 to 2o0248 and 4o0156 to 4o0930) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 70 NOTICE: Use shielded twisted-pair cables as indicated to prevent operating faults. Improper wiring practices could result in drive or equipment malfunction due to electrical interference. Connect control wires as shown in Figure 3.31 Figure 3.32. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 71 NOTICE: The analog signal wiring between the drive and the operator station or peripheral equipment should not exceed 50 meters when using an analog signal from a remote source to supply the frequency reference. Failure to comply could result in poor system performance. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 72 S1 S2 S3 S4 S5 S6 S7 S8 SN SC SP MA MB MC Selection A1 A2 A3 Figure 3.34 Locations of Jumpers and Switches on the Terminal Board YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 73: Bypass And Drive Control I/O Connections

    Refer to Switches and Jumpers on the Terminal Board on page for locating jumper S5. Table 3.14 Jumper S5 Settings Terminal Voltage Output Current Output Terminal AM Terminal FM YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 74 Terminal Board on page 72 to locate switch S2. Table 3.16 MEMOBUS/Modbus Termination Switch S2 Settings S2 Position Description Internal termination resistor ON Internal termination resistor OFF (default setting) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 75: External Interlock

    Install a N.C. BAS Interlock Circuit/Damper Interlock between DI-3 and IG24 on PCB A2. Install a jumper between DI-3 and IG24 on PCB A2. A normally-closed BAS interlock may also be used in place of this jumper. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 76 The function of these terminals can be set using bypass parameters Z2-06 and Z2-07. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 77 This chapter explains HOA keypad functions and gives instructions on programming the bypass for initial operation. SECTION SAFETY....................78 USING THE HOA KEYPAD..................79 THE DRIVE AND PROGRAMMING MODES............86 POWERING UP THE DRIVE..................90 APPLICATION SELECTION..................91 AUTO-TUNING.......................94 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 78: Section Safety

    Do not remove covers or touch circuit boards while the power is on. Failure to comply could result in death or serious injury. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 79: Using The Hoa Keypad

    HAND Light Lit while the drive is in HAND mode. Refer to page for details. HAND Flashing: Indicates Alarm (minor fault) ALM LED Light Solid: Indicates Fault (major fault) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 80 Displayed when running in Bypass Mode. BYPASS RMOT Displayed when running in Remote Transfer. XFER EN SMOK PRG Displayed when running in Smoke Purge Bypass. SMOK PRG Displayed when running in Smoke Purge Drive. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 81 Green Toggles ON/OFF every 500 rounds Scan status ST2, Status 2 Green Toggles ON/OFF every 500 scans ST3, Status 3 Green Not used ST4, Status 4 Green Not used YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 82 AUTO mode, stopped by a Fast- Stop from a Multi-Function Digital Input. Double blink Long blink (50% dut y) Double blin k Short lin k (15% dut y) Figure 4.3 AUTO LED and HAND LED Timing Status YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 83 RUN Command 6 Hz 0 Hz Frequency AUTO LED Short blink Blink Blink HAND LED Operation Mode AUTO Figure 4.4 LEDs and Drive Operation in AUTO and HAND Modes YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 84 When in bypass mode, (3-contactor bypass), or if there is no power to the drive, the way the drive-specific parameters are displayed changes. BYP-OFF Accel Time 1 C1-01= 30.0sec <Drive Off> Figure 4.6 Drive-Specific Parameter YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 85 UB-01= 10.6A RSEQ U1-02= 10000111 U1-03= 01001100 RREF DRV/BYP Figure 4.10 Bypass-Specific Monitors Figure 4.10 shows the LCD display with bypass-specific monitors displayed. Bypass-specific monitor numbers begin with “UB”. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 86: The Drive And Programming Modes

    Accel Time 1 C1-01= 30.0sec 5. Press C1-01= 30.0sec two times. (0.1-6000.0) Accel Time 1 "20.0sec" DRV-OFF Decel Time 1 C1-02= 30.0sec 6. Press to select parameter C1-02. (0.1-6000.0) "30.0sec" YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 87 “10.0 Hz” <1> The "Modified Constants" menu on the bypass will only display bypass parameters (Zo-oo parameters) that have changed. The menu will not display drive parameters that have changed. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 88 2: P1 2: P1 3: BACnet 3: BACnet Z3-02 Default: 1 Serial Communications (8501) Node Address Selects the bypass serial communications node address. Min.: 0 Node Address Select Max.: 127 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 89 <3> Default setting is dependent on parameter o2-04, Drive Model Selection. <4> Values are given in Hz, but actual values are dependent upon unit settings using drive parameters o1-03, o1-09, o1-10, and o1-11. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 90: Powering Up The Drive

    Data displayed varies by the type of fault. Refer to Fault Displays, Causes, and Possible FB01 STOP Fault Solutions on page 205 for more information. are lit. Safety Open DRV/BYP External fault (example) RESET ENTER STOP YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 91: Application Selection

    1: Coast to Stop b1-04 Reverse Operation Selection 1: Reverse operation disabled b5-01 PID Function Setting 1: Output frequency = PID output 1 b5-03 Integral Time Setting (I) 30 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 92 Multi-Function Digital Input Terminal S7 Function Selection 60: Motor Pre-Heat 1 L5-01 Number of Auto Restart Attempts L6-01 Stall Prevention Selection during Deceleration 5: UL3 at speed agree (Alarm) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 93 Acceleration Time 1 20 s d2-03 Master Speed Reference Lower Limit L5-01 Number of Auto Restart Attempts L6-01 Stall Prevention Selection during Deceleration 5: UL3 at speed agree (Alarm) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 94: Auto-Tuning

    • To cancel Auto-Tuning, press the OFF key on the HOA keypad. • When using a motor contactor, make sure it is closed throughout the Auto-Tuning process. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 95 DATA DRV-OFF Tuning Mode Sel T1-01= 2 Press to begin setting parameters. Line-to-Line DATA DRV-OFF Tuning Mode Sel T1-01= Press to display the value for T1-01. Line-to-Line “0” DATA YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 96 1. For details on each setting, Refer to T1: Parameter Settings during Induction Motor Auto-Tuning on page 2. To execute Stationary Auto-Tuning for line-to-line resistance only, set parameters T1-02 and T1-04. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 97 Setting Range Default T1-03 Motor Rated Voltage <1> <1> 0.0 to 255.0 V 200.0 V <1> Values shown are specific to 208 Vac. Double the value for 480 Vac. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 98 T1-02. Enter the motor iron loss value listed to T1-11 if the motor test report is available. Name Setting Range Default T1-11 Motor Iron Loss 0 to 65535 W 14 W YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 99 H: TERMINAL FUNCTIONS.................133 L: PROTECTION FUNCTIONS................150 N: SPECIAL ADJUSTMENTS................162 5.10 O: OPERATOR-RELATED SETTINGS..............163 5.11 S: SPECIAL PARAMETERS................167 5.12 T: MOTOR TUNING....................174 5.13 U: MONITOR PARAMETERS................175 5.14 Z: BYPASS PARAMETERS.................176 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 100: A: Initialization

    Application Presets automatically assigns functions to the input and output terminals and sets a predefined group of parameters to values appropriate for the selected application. Refer to Application Selection on page 91 for details on parameter A1-06. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 101: B: Application

    Coast to Stop. command DC Injection Braking with the current set in Output b2-02 frequency Motor speed Motor coasts Minimum Baseblock Time (L2-03) Figure 5.2 DC Injection Braking to Stop YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 102 Enables and disables Reverse operation. For some applications, reverse motor rotation is not appropriate and may cause problems (e.g., air handling units, pumps, etc.). Parameter Name Setting Range Default b1-04 Reverse Operation Selection 0, 1 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 103 DC Injection Braking at Stop. When the output frequency falls below the setting of b2-01, DC Injection Braking is enabled for the time set in parameter b2-04. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 104 Method 1. Automatically activate Speed Search with every Run command. External Speed Search commands are ignored. Method 2. Activate Speed Search using the digital input terminals. Use the input functions for H1-oo in Table 5.1. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 105 This parameter can be used to delay the Speed Search operation, giving the contactor enough time to close completely. Name Setting Range Default b3-05 Speed Search Delay Time 0.0 to 100.0 s 0.2 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 106 Sets the minimum current detection level during Speed Search. Increase this setting value in increments of 0.1 if the drive fails to perform Speed Estimation. Name Setting Range Default Determined by b3-12 Minimum Current Detection Level during Speed Search 2.0 to 10.0 o2-04 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 107 Selects a condition to activate Speed Search Selection at Start (b3-01) or External Speed Search Command 1 or 2 from the multi-function input. Name Setting Range Default b3-27 Start Speed Search Select 0, 1 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 108 The deceleration time set in b3-52 is used for the search frequency and the setting value of the frequency reference is used as the starting search frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 109 The deceleration time in b3-53 is used for the search frequency and the setting value of the frequency reference is used as the starting search frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 110 D control tends to amplify noise on the deviation signal, which can result in control instability. Only use D control when absolutely necessary. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 111 Input one feedback signal for normal PID control or input two feedback signals can for controlling a differential process value. Normal PID Feedback Input the PID feedback signal from one of the sources listed in Table 5.4: YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 112 Analog Input A3 Set H3-06 = 16 (Differential PID Feedback) Note: A duplicate allocation of the PID differential feedback input will cause an oPE07 (Multi-Function Analog Input Selection Error) alarm. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 113 5.2 b: Application PID Block Diagram Figure 5.11 PID Block Diagram YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 114 -100.0 to 100.0% 0.0% b5-08: PID Primary Delay Time Constant Sets the time constant for the filter applied to the output of the PID controller. Normally, change is not required. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 115 The following figure illustrates the working principle of feedback loss detection when the feedback signal is too low. Feedback high detection works in the same way. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 116 PID Feedback Low Detection Level 0 to 100% b5-14: PID Feedback Low Detection Time Sets the time that the PID feedback has to fall below b5-13 before feedback loss is detected. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 117 When the setpoint changes quickly, the normal C1-oo acceleration times reduce the responsiveness of the system as they are applied after the PID output. The PID accel/decel time helps avoid the hunting and overshoot and undershoot that can result from the reduced responsiveness. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 118 PID Setpoint User Display, PID Setpoint Display Digits When parameter b5-20 is set to 3, parameters b5-38 and b5-39 set a user-defined display for the PID setpoint (b5-19) and PID feedback monitors (U5-01, U5-04). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 119 Setting Range Default b5-47 PID Output Reverse Selection 2 0, 1 Setting 0: Reverse Disabled Negative PID output will be limited to 0 and the drive output will be stopped. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 120 • If the derivative time is set to 0.00 s and oscillations are still a problem, reduce the proportional gain (b5-02) or increase the PID primary delay time (b5-08) Time YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 121: C: Tuning

    Parameter Name Setting Range Default C2-01 S-Curve Characteristic at Accel Start 0.20 s 0.00 to 10.00 s C2-02 S-Curve Characteristic at Accel End 0.20 s Figure 5.14 illustrates S-curve application. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 122 Setting Range Default C6-02 Carrier Frequency Selection 1 to 4 Determined by o2-04 Setting 1: 4.0 kHz Setting 2: 6.0 kHz Setting 3: 8.0 kHz Setting 4: 10.0 kHz YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 123 Parameter Name Setting Range Default C7-60 Output Voltage Limit Mode Selection 0, 1 Determined by A1–02 Setting 0: Harmonic Suppression Priority Mode Setting 1: High Output Voltage Mode YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 124: D: Reference Settings

    Frequency reference d1-04 d1-03 d1-02 (A2) d1-01 (A1) d1-17 Time FWD (REV) Run/Stop Multi-step Speed Ref. 1 Multi-step Speed Ref. 2 Jog Reference Figure 5.15 Preset Reference Timing Diagram YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 125 When lower limits are set to both parameters d2-02 and d2-03, the drive uses the greater of those two values as the lower limit. Parameter Name Setting Range Default d2-03 Master Speed Reference Lower Limit 0.0 to 110.0% 0.0% YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 126 1. The drive will use the active accel/decel time to pass through the specified dead band range, but will not allow continuous operation in that range. 2. When setting more than one Jump Frequency, make sure that the parameters do not overlap. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 127: E: Motor Parameters

    <1> Setting F enables a custom V/f pattern by changing parameters E1-05. When the bypass is shipped, the default values for parameter E1-05 is are equal to predefined V/f pattern 1. The following tables show details on predefined V/f patterns. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 128 Setting = D 120 Hz Setting = E 180 Hz Setting = F 60 Hz 1.5 3 1.5 3 1.5 3 1.5 3 Frequency (Hz) Frequency (Hz) Frequency (Hz) Frequency (Hz) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 129 120 Hz Setting = E 180 Hz Setting = F 60 Hz 16.1 1.5 3 1.5 3 1.5 3 1.5 3 Frequency (Hz) Frequency (Hz) Frequency (Hz) Frequency (Hz) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 130 <1> E1-05 Maximum Voltage 0.0 to 255.0 V o2-04, Drive Model Selection setting. <1> Values shown are specific to 200 V Class; double the value for 400 V class. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 131 <1> Display is in the following units based on drive model: 2o0028, 2o0042, and 4o0011 to 4o0027: 0.01 A units 2o0054 to 2o0248 and 4o0034 to 4o0414: 0.1 A units YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 132: F: Options

    External Fault from Bypass Controller Operation Selection 0 to 3 Setting 0: Ramp to stop Setting 1: Coast to stop Setting 2: Fast Stop Setting 3: Alarm only (continue operation) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 133: H: Terminal Functions

    The Up/Down function takes priority over the frequency references from the HOA keypad, the analog inputs, and the pulse input (b1-01 = 0, 1, 4). When using the Up/Down function, references provided by these sources will be disregarded. The inputs operate as shown in the table below: YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 134 RESET key on the HOA keypad or closing a digital input configured as a Fault Reset (H1-oo = 14). Note: Remove the Run command prior to resetting a fault. Fault Reset commands are ignored while the Run command is present. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 135 Frequency Detection 1 Minor Fault Frequency Detection 2 Fault Reset Command Active Drive Ready Speed Agree 2 DC Bus Undervoltage User-Set Speed Agree 2 During Baseblock 1 (N.O.) Frequency Detection 3 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 136 Output frequency or motor speed does not match the frequency reference while the drive is running. Closed Output frequency or motor speed is within the range of frequency reference ±L4-02. Note: Detection works in forward and reverse. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 137 Output frequency or motor speed is below L4-01 or has not exceeded L4-01 + L4-02. Note: Frequency detection works in forward and reverse. The value of L4-01 is used as the detection level for both directions. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 138 Setting 8: During Baseblock 1 (N.O.) The output closes to indicate that the drive is in a baseblock state. While in baseblock, output transistors do not switch and no main circuit voltage is output. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 139 The output closes when the actual output frequency or motor speed and the frequency reference are within the speed agree width (L4-04) of the programmed speed agree level (L4-03). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 140 Output frequency or motor speed is below L4-03 minus L4-04 or has not exceeded L4-03. Closed Output frequency or motor speed exceeded L4-03. Note: The detection level L4-03 is a signed value; detection works in the specified direction only. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 141 Components performance life is displayed as a percentage on the HOA keypad screen. Setting 37: During Run 2 The output closes when the drive is outputting a frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 142 H3-01: Terminal A1 Signal Level Selection Selects the input signal level for analog input A1. Set jumper S1 on the terminal board accordingly for voltage input or current input. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 143 An input of 0 Vdc will be equivalent to a -25% frequency reference. When parameter H3-01 = 0, the frequency reference is 0% between 0 and 2 Vdc input. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 144 Selects the input signal level for analog input A2. Set Jumper S1 on the terminal board accordingly for a voltage input or current input. Name Setting Range Default H3-09 Terminal A2 Signal Level Selection 0 to 3 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 145 Setting 1: A1 Only Enabled Setting 2: A2 Only Enabled Setting 3: A1 and A2 Only Enabled Setting 4: A3 Only Enabled Setting 5: A1 and A3 Only Enabled YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 146 Setting 4: Output Voltage Bias Voltage bias boosts the output voltage of the V/f curve as a percentage of the maximum output voltage (E1-05). Available only when using V/f Control. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 147 The user can adjust the lower limit of the output frequency using an analog input signal. Setting B: PID Feedback Supplies the PID feedback value. This setting requires PID operation to be enabled in b5-01. Refer to PID Feedback Input Methods on page 111. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 148 Name Setting Range Default H4-02 Multi-Function Analog Output Terminal FM Gain -999.9 to 999.9% 100.0% H4-03 Multi-Function Analog Output Terminal FM Bias -999.9 to 999.9% 0.0% YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 149 Multi-Function Analog Output Terminal AM H4-08 0 to 2 Signal Level Selection Setting 0: 0 to 10 V Setting 1: -10 V to 10 V Setting 2: 4 to 20 mA YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 150: L: Protection Functions

    (check (oL1). A fault is output and the motor Continuous the motor nameplate or specifications). will coast to stop. 05 33 100 120 167 200 Speed (%) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 151 Notes on Settings 1 and 2 “Uv” will flash on the operator while the drive is attempting to recover from a momentary power loss. A fault signal is not output at this time. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 152 • Lower L3-02 if stalling occurs when using a motor that is relatively small compared to the drive. • Also set parameter L3-03 when operating the motor in the constant power range. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 153 (L3-14). The stall prevention level may be reached if an external force is applied in the regeneration direction, dramatically decreasing the possibility of stopping the motor. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 154 The drive can detect a loss of an analog frequency reference from input A1, A2, or A3. Frequency reference loss is detected when the frequency reference drops below 10% of the reference or below 5% of the maximum output frequency within 400 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 155 The drive can attempt to restart itself following the faults listed below. Fault Name Fault Name Ground Fault Drive Overload Output Open Phase Overtorque 1 Overcurrent Overtorque 2 Drive Overheat DC Bus Overvoltage Motor Overload Input Phase Loss YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 156 L5-03: Time to Continue Making Fault Restarts (enabled only when L5-05 = 0) Although the drive will continue to execute fault restarts, this parameter will cause a fault if a fault restart cannot occur after the time set to L5-03 passes. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 157 Determines the amount of time to wait between restart attempts when parameter L5-05 is set to 1. Name Setting Range Default L5-04 Fault Reset Interval Time 0.5 to 600.0 s 10.0 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 158 The torque detection function is triggered when the current or torque exceed the levels set to L6-02 for longer than the time set to L6-03. L6-01 selects the conditions for detection and the operation that follows. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 159 Selects the operation of underload detection UL6. Underload is detected when the output current falls below the underload detection level defined by L6-14 and L2-02. Name Setting Range Default L6-13 Motor Underload Protection Selection 0, 1 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 160 Detection is disabled if: • The drive is decelerating. • No Run command is active. • Output current is less than or equal to 30% of the drive rated current. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 161 • Above 7 Hz when the current exceeds 112% of the drive rated current. The drive uses the delay time set in parameter L8-40 and a hysteresis of 12% when switching the carrier frequency back to the set value. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 162: N: Special Adjustments

    • Gradually increase the gain to improve the braking power of Overexcitation Deceleration. • Lower n3-13 when flux saturation characteristics cause overcurrent. A high setting sometimes causes overcurrent (oC), motor overload (oL1), or drive overload (oL2). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 163: O: Operator-Related Settings

    U1-02: output frequency U1-16: output frequency after softstarter (accel/decel ramp generator) d1-01 to d1-17: frequency references 2. Setting o1-03 to 2 requires entering the number of motor poles to E2-04. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 164 Setting 12: Ft (Feet) Setting 13: Liters per Minute (LPM) Setting 14: Cubic Meters per Minute (CMM) No unit Setting 15: Custom Units (Determined by o1-12) Setting 16: None YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 165 Resets the data for the U2-oo, U3-oo, and UB-09 to UB-16 monitors. Setting o4-11 to 1 and pressing the ENTER key erases fault data in the bypass and drive and returns the display to 0. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 166 Sets the price per 1 kWh to calculate the power rate displayed for total consumed power (U9-07 to U9-10) and total regenerated power (U9-11 to U9-14). Name Setting Range Default o4-19 Power Unit Price 0.00 to 650.00 000.00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 167: S: Special Parameters

    Setting S1-04 to a value less than that of S1-03 + 10.0 will trigger an oPE02 error. Name Setting Range Default S1-03 Voltage Restoration Level 0.0 to 90.0% 20.0% YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 168 (should be Alarm only). Sequence Timers 2 to 4 These timers operate identically to Sequence Timer 1. Parameters S2-06 to S2-20 configure Sequence Timers 2 to 4. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 169 Setting 7: Thursday Setting 8: Friday Setting 9: Saturday Setting 10: Sunday S2-04/S2-09/S2-14/S2-19: Sequence Timers 1/2/3/4 Selection Sets the action that occurs when sequence timers 1 to 4 are active. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 170 Sequence Timer 4 Start Time 17:00 S2-17 Sequence Timer 4 Stop Time 21:00 S2-18 Sequence Timer 4 Day Selection S2-19 Sequence Timer 4 Selection Digital Output Only S2-20 Sequence Timer 4 Reference Source YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 171 Sequence Timer 4 Start Time 00:00 S2-17 Sequence Timer 4 Stop Time 00:00 S2-18 Sequence Timer 4 Day Selection Timer Disabled S2-19 Sequence Timer 4 Selection S2-20 Sequence Timer 4 Reference Source YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 172 Sequence Timer 4 Start Time 0:00 S2-17 Sequence Timer 4 Stop Time 0:00 S2-18 Sequence Timer 4 Day Selection Timer Disabled S2-19 Sequence Timer 4 Selection S2-20 Sequence Timer 4 Reference Source YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 173 Sequence Timer 3 15:00 16:00 Run at d1-03 17:00 Sequence Timer 2 18:00 Run at d1-02 with PID control disabled 19:00 20:00 21:00 22:00 23:00 Figure 5.52 Sequence Timer Example 3 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 174: T: Motor Tuning

    5.12 T: Motor Tuning Auto-Tuning automatically sets and tunes parameters required for optimal motor performance. Refer to T: Motor Tuning on page 310 for a list of T parameters in the bypass. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 175: U: Monitor Parameters

    U9: Power Monitors The total consumed power and regenerated power are displayed for these parameters. Refer to U9: Power Monitors on page for a complete list of U9-oo monitors and descriptions. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 176: Z: Bypass Parameters

    When drive powers up , the drive will get a "HAND” command and needs an “OFF” command to stop. Setting 3: AUTO-BYPASS When drive powers up , the bypass will get an “AUTO” command and needs an “OFF” command to stop. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 177 Make sure to set jumper S1 on the H3-10 = 0 H3-11 H3-12 terminal board to “I” for current (Frequency Bias) 0 to 20 mA H3-09 = 3 input. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 178 <1> 0.0 to 60.0 Hz 10.0 Hz <1> Values are given in Hz, but actual values are dependent upon unit settings using drive parameters o1-03, o1-09, o1-10, and o1-11. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 179 When an input is programmed for Interlock and the time set to this parameter is reached before the Interlock input goes active, a fault will be declared. The default setting of 0.0 will never time out. Name Setting Range Default Z1-15 Interlock Wait Time 0.0 to 300.0 s 0.0 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 180 Z1-13 Pre Int Run Sel = 0 (Disabled) Z1-14 Run Delay Fref = 60.0 Hz Z1-15 Interlck Wait Tm = 10.0 sec Figure 5.56 Run Delay with Preset Speed Example: BAS Interlock Wait Time Fault YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 181 Sets the time to delay after commanding the drive output contactor K2 or bypass contactor K3 or 2-Motor AND/OR contactors K4 and K5 to open to allow the contacts to open. Name Setting Range Default Z1-24 Contactor Open Delay Time 0.0 to 5.0 s 0.2 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 182 Sets the value to which the drive output current must be equal to or less than for the drive to detect a loss of load. Name Setting Range Default Z1-33 Loss of Load Drive Output Current 0.0 to 999.9 A 0.0 A YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 183 Z1-40: Auto Transfer Wait Time Sets the length of time that the bypass controller will wait before switching to bypass when Auto Transfer is enabled and a drive fault is detected. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 184 If input phase rotation is reversed and this parameter is set to 1, an “AL16 – Inp Phase Rotation” alarm will be displayed when operation starts in Bypass Mode and operation continues. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 185 Motor Disconnected at Start Run (Auto) Input Run Interlock Input (BAS) Output Frequency Output Current 10 seconds Damper Actuator Output (Z2-2 =20) Load Lost Fault Figure 5.59 Motor Disconnected at Start YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 186 Sets the time delay for restart. Note: Parameter available in bypass controller software versions VST800401 and later. Name Setting Range Default Z1-61 Restart Delay 1 to 300 s 10 s YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 187 H1-04 multi-function input settings. Setting 5: DRV Multi-Function Input S5 (H1-05 Setting) Refer to H1-03 to H1-08: Functions for Terminals S3 to S8 on page 133 for available H1-05 multi-function input settings. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 188 Setting 33: DRIVE/BYPASS Select When this is selected, the DRIVE/BYPASS select function command will come from a digital input while the DRV/BYP key on the HOA operator will be ignored. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 189 Bypass RUN Active K3 Bypass Contactor HAND Mode Active K4 Motor 1 Select OFF Mode Active K5 Motor 2 Select AUTO Mode Active READY (Drive and Bypass) Drive Mode Selected YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 190 ENTER RESET ENTER DIGITAL OPERATOR DIGITAL OPERATOR STOP STOP BYP-FAULTED BYP-OVR PRESSURE FB01 UB-01= 0.0A Over Pressure LSEQ UB-02=10000101 UB-03=00001000 LREF DRV/BYP DRV/BYP RESET ENTER RESET ENTER STOP STOP YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 191 Setting 6: 57600 bps Setting 7: 76800 bps Setting 8: 115200 bps Z3-04: Serial Communications Parity Select Selects the bypass serial communications parity. This setting is ignored when BACnet protocol is selected. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 192 Sets the frequency reference when a serial communications fault is detected and Z3-05 is set to 4. Name Setting Range Default Z3-10 Cable Loss Pre-set Speed 0.0 to 60.0 Hz 0.0 Hz YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 193 Reapplying power restores the frequency reference object (AV2) and various command objects. Refer to BACnet Values Restored When Z3-13 = 2 or 3 on page 194 for a list of command objects. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 194 Z4-11 Gateway Address 3 Z4-12 Gateway Address 4 Z4-13: Address Startup Mode Selects the option address setting method. Name Setting Range Default Z4-13 Address Startup Mode 0 to 2 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 195 0 means that the value received for Output Assembly 116 will not be written to any MEMOBUS/Modbus register. Parameter Name Setting Range Default Z4-23 DOA116 1 0 to FFFFH Z4-24 DOA116 2 0 to FFFFH Z4-25 DOA116 3 0 to FFFFH YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 196 DIA116 6 0 to FFFFH Z4-39 DIA116 7 0 to FFFFH Z4-40 DIA116 8 0 to FFFFH Z4-41 DIA116 9 0 to FFFFH Z4-42 DIA116 10 0 to FFFFH YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 197 SECTION SAFETY....................198 MOTOR PERFORMANCE FINE-TUNING............200 DRIVE ALARMS, FAULTS, AND ERRORS............201 FAULT DETECTION.....................205 ALARM DETECTION...................221 OPERATOR PROGRAMMING ERRORS............229 AUTO-TUNING FAULT DETECTION..............232 DIAGNOSING AND RESETTING FAULTS............234 TROUBLESHOOTING WITHOUT FAULT DISPLAY..........236 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 198: Section Safety

    Remove all metal objects such as watches and rings, secure loose clothing and wear eye protection before beginning work on the drive. Do not remove covers or touch circuit boards while the power is on. Failure to comply could result in death or serious injury. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 199 Failure to comply could result in damage to the drive and will void warranty. Yaskawa is not responsible for modification of the product made by the user. Check all the wiring after installing the drive and connecting other devices to ensure that all connections are correct.

  • Page 200: Motor Performance Fine-Tuning

    Refer to the appropriate control method in this section. Note: This section describes commonly edited parameters that may be set incorrectly. Consult Yaskawa for more information on detailed settings and for fine-tuning the drive. Fine-Tuning V/f Control Table 6.1 Parameters for Fine-Tuning Performance in V/f...

  • Page 201: Drive Alarms, Faults, And Errors

    Check the HOA keypad for information about possible faults if the drive or motor fails to operate. Refer to Using the HOA Keypad on page If problems occur that are not covered in this manual, contact the nearest Yaskawa representative with the following information: • Bypass model (located on nameplate inside bypass enclosure) •...
  • Page 202 FB15 Input Phase Loss Overtorque Detection 1 FB16 Input Phase Rotation Overtorque Detection 2 Excessive PID Feedback Mechanical Weakening Detection 1 PID Feedback Loss External Digital Operator Connection Fault YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 203 Control Circuit Undervoltge EF1 to External Fault WrUn Waiting for Run (input terminal S1 to S8) Excessive PID Feedback <1> Available in bypass controller software versions VST800401 and later. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 204 No-Load Current Error End5 Resistance Tuning Error Er-08 Rated Slip Error End7 No-Load Current Alarm Er-09 Acceleration Error Er-01 Motor Data Error Er-12 Current Detection Error Er-02 Minor Fault YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 205: Fault Detection

    The output transistor has failed because the drive output has grounded or short circuited. The built-in fuse is open. Replace the board or the drive. For instructions on replacing the control board, contact Yaskawa or your nearest sales representative. HOA Keypad Display...
  • Page 206 Speed Search 1 and 2 (H1-oo = 61 or 62). attempted to start the motor. If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa The current sensor in the drive is damaged representative for instructions on replacing the control board.
  • Page 207 • Cycle power to the drive. EEPROM • If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa representative for instructions on replacing the control board. If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa Hardware problem representative for instructions on replacing the control board.
  • Page 208 • If the fault continues to occur, replace the power board/gate drive board or the entire drive. magnetic contactor to the power supply • Contact Yaskawa or a Yaskawa representative for instructions on replacing the power board/gate drive board. HOA Keypad Display Fault Name <1>...
  • Page 209 Input power is too low or has dipped too low. Verify input power is sufficient to power the bypass. Settings for blackout are incorrect. Verify Z1-29 (Blackout Voltage Level) is set properly. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 210 • Ensure that other equipment such as switches or relays do not cause noise. Use surge suppressors if required • Separate all communication wiring from power lines. When the lines must cross, make the lines cross at a right angle to minimize noise coupling. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 211 • A current short to ground exceeded 50% of rated current on the output side of the drive. • Setting L8-09 to 1 enables ground fault detection. Cause Possible Solution • Check the insulation resistance of the motor. Motor insulation is damaged • Replace the motor. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 212 • Perform Speed Search 1 or 2 (H1-oo = 61 or 62) via one of the external terminals. If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa Hardware problem representative for instructions on replacing the control board.
  • Page 213 Option compatibility error Cause Possible Solution The option card installed into port CN5-A is Check if the drive supports the option card to be installed. Contact Yaskawa for assistance. incompatible with the drive HOA Keypad Display Fault Name Option Card Fault at Option Port CN5-A...
  • Page 214 • Cycle power to the drive. Option card or hardware is damaged • If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa representative for instructions on replacing the control board. HOA Keypad Display...
  • Page 215 • Cycle power to the drive. Option card or hardware is damaged • If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa representative for instructions on replacing the control board. HOA Keypad Display...
  • Page 216 Motor overheated by overexcitation operation • Reduce the excitation deceleration gain (n3-13). • Set L3-04 (Stall Prevention during Deceleration) to a value other than 4. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 217 • Output is interrupted when the keypad is disconnected (o2-06 = 1). • The Run command is assigned to the keypad (b1-02 = 0 and OFF mode has been selected). Cause Possible Solution YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 218 A phase loss occurred in the input power supply. Check the input power supply for phase loss or an imbalance in the interphase voltages. HOA Keypad Display Fault Name Phase Order Detection Fault The phase rotation direction for the input power supply changed. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 219 Possible Solution An error has occurred in the Real-Clock Time function of the HOA keypad Replace the HOA keypad. For instructions on replacing the HOA keypad, contact Yaskawa or your nearest sales representative. A communication error has occurred with the...
  • Page 220 The soft-charge bypass relay failed. Cause Possible Solution • Cycle power to the drive. • If the problem continues, replace the entire drive. Contact Yaskawa or your nearest sales representative. The relay or contactor on the soft-charge bypass circuit is damaged •...

  • Page 221: Alarm Detection

    Z1-27 to Z1-32 and set them to more appropriate values. HOA Keypad Display Fault Name AL14 Serial Comm Alarm Cause Possible Solution YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 222 • The connector pins on the option are not properly lined up with the connector pins on the drive. The option is not properly connected to the drive • Reinstall the option. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 223 Minor Fault Name Drive Disabled Cause Possible Solutions “Drive Enable” is set to a multi-function contact input (H1-oo = 6A) and that signal was switched Check the operation sequence. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 224 The PID feedback input is higher than the level set to b5-36 for longer than the time set to b5-37, and b5-12 is set to 1 or 4. Cause Possible Solutions YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 225 HOA Keypad Display Minor Fault Name Interlock Open inTLK ALM LED will not blink Cause Possible Solutions BAS Interlock multi-function input is open Check the cause of interlock. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 226 The motor overheat signal entered to a multi-function analog input terminal exceeded the alarm level (H3-02 or H3-10 = E). Cause Possible Solutions Motor thermostat wiring is faulty (PTC input). Repair the PTC input wiring. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 227 Minor Fault Name MEMOBUS/Modbus Communication Test Mode Error Note: This alarm will not trigger a multi-function output terminal that is set for alarm output (H2-oo = 10). Cause Possible Solutions YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 228 After a Run command has been entered, the drive must wait for the time set to b1-11 to pass before This is not an error. it can begin to operate the motor YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 229: Operator Programming Errors

    • Fast Stop N.O. and Fast Stop N.C. (15 vs. 17) • Correct setting errors. • FWD Run Command (or REV) and FWD/REV Run Command (2-wire) (40, 41 vs. 42, 43) • Drive Enable (60 vs. 6A) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 230 0 while reverse output is enabled (b5-11 = 1) b5-01 is set to 3, enabling PID control, but the lower limit for the frequency reference (d2-01) is Correct the parameter settings. not 0 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 231 Possible Solutions • o2-04, Drive Model Selection, setting changed. Contact Yaskawa or your nearest sales representative for information on clearing the error. • ERPROM failed for the input voltage offset. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 232: Auto-Tuning Fault Detection

    • Correct the settings of parameters T1-05 and T1-07. Base frequency and motor rated speed (T1-05 and T1-07) do not match • Check that the correct number of poles were entered to T1-06. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 233 Replace the control board or the entire drive. For instructions on replacing the control board, contact Current detection signal error Yaskawa or your nearest sales representative. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 234: Diagnosing And Resetting Faults

    When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the different ways to restart the drive. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 235 Turn off the main power supply if the above methods do not reset the fault. Reapply power after the HOA keypad display has turned off. When an “SC” error occurs, contact Yaskawa or a Yaskawa agent before cycling the power to the drive. Note: If the Run command is present, the drive will disregard any attempts to reset the fault.

  • Page 236: Troubleshooting Without Fault Display

    • Set a new password to parameter Z1-03. • Check the drive input power voltage by looking at the DC bus voltage (U1-07). Undervoltage was detected. • Check all main circuit wiring. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 237 200. Frequency reference value is too low or the drive does not accept the value Enter a value that is above the minimum output frequency determined by E1-09. entered. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 238 • If the drive is supposed to be set up for a 3-wire sequence, then one of the parameters H1-03 through H1-08 must be set to 0. Terminal S1 will become the Start, terminal S2 will become the Stop input. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 239 The motor fan has stopped or is clogged. Check the motor fan. Increase the carrier frequency to lower the current harmonic distortion and lower the motor The carrier frequency is too low. temperature. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 240 A1 to A3. • Make sure that H3-02, H3-10, and H3-06 are set appropriately. • Check the input level set for terminals A1 to A3 (U1-13 to U1-15). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 241 • Adjust the parameters used for the Jump frequency function (d3-01 through d3-04) to skip the The drive output frequency is the same as the resonant problem-causing bandwidth. frequency of the connected machinery. • Place the motor on a rubber pad to reduce vibration. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 242 • The following calculation yields the upper value for the output frequency: E1-04 x d2-01 / 100 • Reduce the load. Large load triggered Stall Prevention function during acceleration. • Adjust the Stall Prevention level during acceleration (L3-02). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 243 (Terminals DM+ and DM-) Cause Possible Solutions • Check the Safe Disable monitor output terminal wiring. There is faulty wiring in the Safe Disable monitor output terminals. • Correct any wiring mistakes. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 244 6.9 Troubleshooting without Fault Display This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 245 This chapter describes the periodic inspection and maintenance of the bypass to ensure that it receives the proper care to maintain overall performance. SECTION SAFETY....................246 INSPECTION......................248 PERIODIC MAINTENANCE.................251 HOA KEYPAD BATTERY REPLACEMENT............253 DRIVE COOLING FANS..................255 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 246: Section Safety

    Verify that the rated voltage of the drive matches the voltage of the incoming power supply before applying power. Do not use improper combustible materials. Failure to comply could result in death or serious injury by fire. Attach the drive to metal or other noncombustible material. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 247 Failure to comply could result in damage to the drive and will void warranty. Yaskawa is not responsible for any modification of the product made by the user. This product must not be modified. Check all the wiring to ensure that all connections are correct after installing the drive and connecting any other devices.

  • Page 248: Inspection

    Recommended Daily Inspection Table 7.1 outlines the recommended daily inspection for Yaskawa drives. Check the following items on a daily basis to avoid premature deterioration in performance or product failure. Copy this checklist and mark the “Checked” column after each inspection.
  • Page 249 Recommended Periodic Inspection Table 7.2 outlines the recommended periodic inspections for Yaskawa drive installations. Although periodic inspections should generally be performed once a year; the drive may require more frequent inspection in harsh environments or with rigorous use. Operating and environmental conditions, along with experience in each application, will determine the actual inspection frequency for each installation.
  • Page 250 • Contact the nearest sales office if there is any trouble with the display or keypad. HOA Keypad • Inspect for dust or other foreign material that may have collected on surrounding components. • Clean the HOA keypad. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 251: Periodic Maintenance

    HOA keypad by viewing the appropriate monitor parameter. When the maintenance period reaches 100%, there is increased risk that the drive may malfunction. Yaskawa recommends checking the maintenance period regularly to ensure maximum performance life.
  • Page 252 Contact a Yaskawa representative or the The DC bus charge circuit has reached 90% of its LT-3 nearest Yaskawa sales office on designated life time. possible drive replacement. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 253: Hoa Keypad Battery Replacement

    8. Verifying the New Time Setting After pressing ENTER , the display will indicate “Entry accepted” and the new time value will be saved to the Real-Time Clock (RTC). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 254 Second per month + 0 sec After entering the correct time, press the ENTER key to save the changes. Entry Accepted YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 255: Drive Cooling Fans

    To ensure maximum useful product life, replace all cooling fans when performing maintenance. Contact Yaskawa or a Yaskawa representative to order replacement cooling fans as required. For drives with multiple cooling fans, replace all the fans when performing maintenance to ensure maximum product performance life.
  • Page 256 0930 0011 to 4 0124 0156, 4 0180 A – Fan guard C – Circulation Fan Unit B – Cooling Fan/Cooling Fan Unit Figure 7.2 Cooling Fan Component Names YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 257 Figure 7.3 Remove the Fan Guard Remove the cooling fan cartridge. Figure 7.4 Remove the Cooling Fan Cartridge Disconnect the pluggable connector and remove the fan. Figure 7.5 Disconnect the Cooling Fan YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 258 While pressing in on the tabs on the left and right sides of the fan guard, guide the fan guard until it clicks back into place. Note: The fan guard has a cutout on the front side for proper alignment. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 259 A –Screw locations Figure 7.10 Loosen the Screws Slide the fan guard toward the front of the drive to remove it from the drive. Figure 7.11 Remove the Fan Guard YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 260 Installing the Cooling Fan Unit Connect the relay connectors for the fans in the replacement fan unit. Note: Replace the whole unit when performing maintenance on the cooling fans. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 261 Figure 7.17 Position the Fan Cables Install the cooling fan unit while pulling the cables upward. Note: Do not pinch the fan cable between parts when reassembling the fan unit. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 262 Thread the 4 fan unit screws into the proper holes approximately 2/3 of the way. Leave enough space to reinsert the fan guard. A –Screw locations Figure 7.20 Insert Cooling Fan Screws Insert the fan guard and firmly tighten the screws so they do not come loose. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 263 Loosen the 4 screws that hold the fan guard in place. A –Screw locations Figure 7.22 Loosen the Screws Slide the fan guard toward the right to remove it from the drive. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 264 Loosen the 2 screws affixing the cooling fan unit. Figure 7.25 Remove the Cooling Fan Unit Unplug the relay connector and release the fan from the drive. Figure 7.26 Unplug the Relay Connector YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 265 Figure 7.29 Install the Cooling Fan Thread the 4 fan unit screws into the proper holes approximately 2/3 of the way. Leave enough space to reinsert the fan guard. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 266 Figure 7.32 Remove the Drive Cover Unlock the 2 cable hooks. Note: The circulation fan unit on models 4o0302 to 4o0414 is located on the right side of the drive. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 267 2. Place the cables back into the hooks to secure. 3. Do not pinch the fan cable between parts when reassembling the fan unit. 4. Tighten the screws firmly so they do not come loose. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 268 7.5 Drive Cooling Fans Figure 7.36 Installing the Circulation Fan Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor circulation fan operation time. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 269 Appendix: A Specifications A.1 POWER RATINGS....................270 A.2 DRIVE SPECIFICATIONS..................273 A.3 DRIVE DERATING DATA..................274 A.4 BYPASS OPTIONS....................275 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 270: Power Ratings

    <2> Assumes operation at the rated output current. Input current rating varies depending on the power supply transformer, input reactor, wiring connections, and power supply impedance. <3> Carrier frequency is set to 4 kHz. Current derating is required to raise the carrier frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 271 <2> Assumes operation at the rated output current. Input current rating varies depending on the power supply transformer, input reactor, wiring connections, and power supply impedance. <3> Carrier frequency is set to 4 kHz. Current derating is required to raise the carrier frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 272 <2> Assumes operation at the rated output current. Input current rating varies depending on the power supply transformer, input reactor, wiring connections, and power supply impedance. <3> Carrier frequency is set to 4 kHz. Current derating is required to raise the carrier frequency. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 273: Drive Specifications

    <4> Ground protection cannot be provided when the impedance of the ground fault path is too low, or when the drive is powered up while a ground fault is present at the output. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 274: Drive Derating Data

    Derate the drive according to Figure A.1 as the carrier frequency increases above the factory default setting. 100% 4 kHz 6 kHz 8 kHz 10 kHz Figure A.1 Carrier Frequency Derating YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 275: Bypass Options

    Soft Start Bypass: Provides a solid-state soft-starter with adjustable ramp to reduce mechanical system stress typically associated with across-the-line bypass motor starts. Option Z Speed Pot: Door-mounted speed control. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 276 A.4 Bypass Options This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 277 B.9 L: PROTECTION FUNCTION................300 B.10 N: SPECIAL ADJUSTMENT................304 B.11 O: OPERATOR-RELATED SETTINGS..............305 B.12 S: HVAC FUNCTION....................307 B.13 T: MOTOR TUNING....................310 B.14 U: MONITORS......................311 B.15 Z: BYPASS PARAMETERS.................320 B.16 DEFAULTS BY DRIVE MODEL................329 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 278: Parameter Groups

    Momentary Power Loss Ride-Thru Bypass Control Communication Stall Prevention Bypass Control Option Boards Table B.2 Symbols and Icons Used in Parameter Descriptions Symbol Description Parameter can be changed during run. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 279 HOA keypad to the drive inside of the bypass enclosure. Refer to the Z1000U Programming Manual (SIEP C7106160 10) for details on these parameters and selections. WARNING! Electrical Shock Hazard. Before opening the bypass enclosure, disconnect all power to the equipment. To prevent electric shock, wait at least 60 seconds before opening the cabinet.

  • Page 280: A: Initialization Parameters

    5: Cooling Tower Fan with PID Control 5: CoolingTower/PID 6: Pump (Secondary) 6: Pump Secondary 7: Pump with PID Control 7: Pump PID <1> Parameter Z1-01, Initialize, will also initialize all drive parameters. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 281: B: Application

    Max.: 10.0 Sets the DC Injection Braking current as a percentage of the Default: 50% b2-02 DC Injection Braking DCInj Current drive rated current. Min.: 0 (018A) Current Max.: 100 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 282 (01F0) Current Level Max.: 200 Sets the time to detect Speed Search restart. Default: 0.10 s b3-18 Speed Search Restart SrchRestart Time Min.: 0.00 (01F1) Detection Time Max.: 1.00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 283 Sets the maximum output possible from the integrator as a Default: 100.0% (01A8) Integral Limit Setting percentage of the maximum output frequency. PID I Limit Min.: 0.0 Max.: 100.0 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 284 1: 0.01% units 2: r/min (number of motor poles must entered) (01E2) Range: 0 to 3 2: r/min 3: User-set (set scaling to b5-38 and b5-39) 3: User Units YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 285 LCD Display Description Values Page Hex) Energy Save Sel 0: Disabled b8-01 Energy Saving Control Default: 0 0: Disabled 1: Enabled – (01CC) Selection Range: 0, 1 1: Enabled YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 286: C: Tuning

    Torq Comp Time Sets the torque compensation filter time. – Min.: 0 ms Primary Delay Time 1 Max.: 60000 ms <1> Default setting is determined by parameter o2-04, Drive Model Selection. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 287 V Out Limit Sel 0: Harmonic suppression priority mode C7-60 Output Voltage Limit Default: 1 0: THD Priority 1: High output voltage mode (0B1C) Mode Selection Range: 0, 1 1: Vout Priority YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 288: D: References

    Jump Freq 2 Min.: 0.0 (0295) motor through the prohibited frequency ranges. Max.: 400.0 Setting 0.0 disables this function. Parameters must be set so that d3-01 ≥ d3-02 ≥ d3-03. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 289 Added to the frequency reference when the digital input Default: 0.0% (02B4) Offset Frequency 3 “Frequency offset 3” (H1-oo = 46) is switched on. Offset Freq 3 Min.: -100.0 – Max.: 100.0 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 290: E: Motor Parameters

    <4> Default is 230 or 460, depending on parameter o2-04, Drive Model Selection setting. <5> Default is 17.3 or 34.6, depending on parameter o2-04, Drive Model Selection setting. <6> Default is 10.2 or 20.4, depending on parameter o2-04, Drive Model Selection setting. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 291 <2> Display is in the following units based on drive model: 2o0028, 2o0042, and 4o0011 to 4o0027: 0.01 A units 2o0054 to 2o0248 and 4o0034 to 4o0414: 0.1 A units YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 292: F: Options

    <1> When using this setting, be sure to take safety measures, such as installing an emergency stop switch. The drive will continue to operate when a fault is detected. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 293: H Parameters: Multi-Function Terminals

    Select this setting when using the terminal in a pass-through mode. The terminal Through mode Term Not Used does not trigger a drive function, but it can be used as digital input for the controller to which the drive is connected. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 294 2 Open: Drive disabled. If this input is opened during run, the drive will stop as Drive enable Drive Enable specified by b1-03. – Closed: Ready for operation. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 295 H1-oo = B. Closed: Cooling fan, electrolytic capacitors, IGBTs, or the soft charge bypass relay Maintenance period Maintenance may require maintenance. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 296 Terminal A3 Gain Sets the level of the input value selected in H3-06 when 10 V (0415) Terminal A3 Gain Min.: -999.9 Setting is input at terminal A3. Max.: 999.9 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 297 10 V = E1-04 (maximum output frequency) reference 2 Aux Reference2 (3rd step analog) Output voltage bias Voltage Bias 10 V = E1-05 (motor rated voltage) Accel/decel time gain Acc/DecTime Gain 10 V = 100% YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 298 1: -10 to +10 V Default: 0 Output Terminal AM (0424) 1: -10 +10 VDC 2: 4 to 20 mA Range: 0 to 2 Signal Level Selection 2: 4-20 mA YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 299 Enter command. Run CommandSel H5-12 Run Command Method 0: FWD Run &REV 0: FWD/Stop, REV/Stop Default: 0 – (043D) Selection 1: Run/Stop, FWD/REV Range: 0, 1 1: Run & FWD/REV YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 300: L: Protection Function

    Detection Width Max.: 20.0 Hz <1> Default setting is dependent on parameter o2-04, Drive Model Selection. <2> Values shown are specific to 208 Vac. Double the value for 480 Vac. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 301 0: Stop. Drive stops when the frequency reference is lost. L4-05 Default: 1 Loss Detection 0: Stop 1: Run. Drive runs at a reduced speed when the frequency (049D) Range: 0, 1 Selection 1: Run@L4-06PrevRef reference is lost. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 302 Underload Select L6-13 load. Default: 0 Protection Selection 0: Base Freq Enable (062E) 0: Overtorque/undertorque detection enabled Range: 0, 1 1: Max Freq Enable 1: Base frequency motor load enabled YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 303 Min.: 0.00 – (04F1) Time Setting 0.00 s disables the carrier frequency reduction time. Max.: 2.00 <1> Default setting is dependent on parameter o2-04, Drive Model Selection. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 304: N: Special Adjustment

    Hex) Sets the gain applied to the V/f pattern during Overexcitation Default: 1.10 n3-13 Overexcitation Hflux Brake Gain Deceleration (L3-04 = 4). Min.: 1.00 (0531) Deceleration Gain Max.: 2.00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 305: O: Operator-Related Settings

    Default: 1 when HOA Keypad is 0: Disabled disconnected. – (050A) Range: 0, 1 Disconnected 1: Enabled 1: An oPr fault is triggered and the motor coasts to stop. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 306 Sets the price per 1 kWh to calculate the power rate displayed for Default: 000.00 o4-19 Power Unit Price Energy Price/kWh total consumed power (U9-07 to U9-10) and total regenerated Min.: 000.00 (113A) power (U9-11 to U9-14). Max.: 650.00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 307: S: Hvac Function

    Sets the start time for timer 2. The value must be set less than or Default: 00:00 S2-06 Sequence Timer 2 Start Tmr 2 Start Time equal to S2-07. Min.: 00:00 (320B) Time Max.: 24:00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 308 Sets the stop time for timer 4. The value must be set greater than Default: 00:00 S2-17 Sequence Timer 4 Stop Tmr 4 Stop Time or equal to S2-16. Min.: 00:00 (3216) Time Max.: 24:00 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 309 1: Operator (d1-02) (3219) Reference Source Range: 0 to 5 3: Operator (d1-04) 2: Operator (d1-03) 4: Terminals 3: Operator (d1-04) 5: Serial Com 4: Terminals 5: Serial communication YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 310: T: Motor Tuning

    Min.: 0 (070B) Max.: 65535 <1> Default setting is dependent on parameter o2-04, Drive Model Selection. <2> Values shown are specific to 208 Vac. Double the value for 480 Vac. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 311: U: Monitors

    BAS Interlock Open Time Out UB-07 Bypass Controller Active Faults – External Fault Bypass (EFB) (8786) Register 1 Reserved Motor Overload External Motor 1 Overload External Motor 2 Overload YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 312 Frequency Ref 0.01 Hz (0040) by o1-03. frequency U1-02 Displays the output frequency. Display units are determined by 10 V: Max Output Frequency Output Freq 0.01 Hz (0041) o1-03. frequency YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 313 (-10 to +10 V) U1-16 Output Frequency after Displays output frequency with ramp time and S-curves. Units 10 V: Max SFS Output 0.01 Hz (0053) Soft Starter determined by o1-03. frequency YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 314 Displays the operation status of the drive at the previous fault. No signal output Inverter Status – (008C) at Previous Fault Displays the same status displayed in U1-12. available YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 315 Most Recent Fault available U3-23 Time Hours and Minutes Fault 1 HHMM Displays the time when the most recent fault occurred. No signal output – (300D) at Most Recent Fault available YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 316 U3-50 Time Hours and Minutes Fault 10 HHMM Displays the time when the tenth most recent fault occurred. No signal output – (3028) at 10th Most Recent available YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 317 Modbus (decimal). 0.01% (07DB) available Modbus Comm. U4-20 Option Frequency Displays the frequency reference input by an option card No signal output Option Freq Ref – (07DC) Reference (decimal). available YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 318 No signal output Date Year Date Year (3001) available U5-32 Displays the current date (Month and Day). No signal output Date Mo Day MMDD Date Mo Day MMDD (3002) available YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 319 (082A to Rates 1 to 4 available U9-14 082D) U9-13 U9-12 U9-11 The unit price is set in o4-19, and U9-11 to U9-14 are U9-04 to U9-06 x o4-19. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 320: Z: Bypass Parameters

    Sets the speed at which the drive will run when the Smoke Purge Default: 10.0 Z1-10 Drive input is active. <1> (85CF) Smoke Purge Preset Smoke Purge Frequency Reference Min.: 0.0 Max.: 60.0 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 321 Default: 60.0 Z1-32 to or greater than for the drive to detect a loss of load. <1> (85E5) Loss of Load Drive Load Drive Freq Frequency Min.: 0.0 Max.: 60.0 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 322 Range: 0, 1 <5> 1: Enabled Z1-54 Default: 3 (85FB) LCD Contrast Control LCD Contrast Sets the contrast of the LCD operator display on the bypass. Range: 1 to 5 <5> YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 323 <1> Values are given in Hz, but actual values are dependent upon unit settings using drive parameters o1-03, o1-09, o1-10, and o1-11. <5> Available in bypass controller software versions VST800400 and later. <6> Available in bypass controller software versions VST800401 and later. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 324 0: Normal. Lack of input signal = OFF DI-7 Invert (8571) Digital Input 7 Invert Default: 0 1: Inverted. Lack of input signal = ON 0: Normal Select Range: 0, 1 1: Inverted YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 325 (8503) Serial Communications 0: No Parity 0: No Parity Default: 0 Parity Select 1: Even Parity 1: Even Parity Range: 0 to 2 2: Odd Parity 2: Odd Parity YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 326 (8703) IP Address 4 Range: 0 to 255 Z4-05 Sets the most significant octet of network static subnet mask. Default: 255 (8704) Subnet Mask 1 Range: 0 to 255 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 327 AC/DC Drive Object, Instance 1, Attribute 27 Default: 0 (8714) Ethernet Voltage Scale Min.: -15 Max.: 15 Z4-22 AC/DC Drive Object, Instance 1, Attribute 28 Default: 0 (8715) Ethernet Time Scale Min.: -15 Max.: 15 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 328 DOA116 10 Z4-33 to Parameters used in Output Assembly 166 Z4-42 Dynamic Input Assembly Default: 0 (8720 to Parameters DIA166 1 to Range: 0 to FFFF 8729) DIA166 10 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...

  • Page 329: Defaults By Drive Model

    19.9 E2-03 Motor No-Load Current L2-02 Momentary Power Loss Ride-Thru Time Momentary Power Loss Minimum Baseblock L2-03 Time L8-02 Overheat Alarm Level °C L8-38 Carrier Frequency Reduction Selection – YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 330 Motor Rated Current E2-03 Motor No-Load Current Momentary Power Loss Ride-Thru L2-02 Time Momentary Power Loss Minimum L2-03 Baseblock Time L8-02 Overheat Alarm Level °C Carrier Frequency Reduction L8-38 – Selection YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 331 C.4 BACNET SETUP PARAMETERS................336 C.5 BYPASS OPERATIONS BY BACNET..............338 C.6 BACNET OBJECTS SUPPORTED..............339 C.7 ACCESSING BYPASS PARAMETERS AND THE ENTER COMMAND....346 C.8 COMMUNICATION ERRORS................347 C.9 BACNET PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT..348 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 332 BACnet over Ethernet Router Router MS/TP MS/TP BACnet Workstation Z1000U Z1000U Z1000U Z1000U Z1000U Z1000U Bypass Bypass Bypass Bypass Bypass Bypass Figure C.1 Connecting Multiple Bypasses to a BACnet Workstation YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 333 Max Number of Bypasses 127 per MS/TP Network Segment <1> Selecting these settings will trigger an oPE29 error when using BACnet communication in bypass controller software versions VST800400 and later. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 334 Shut the power off and wait until the display on the digital operator goes out completely. Turn the power back on. The bypass is now ready to begin communicating with the master. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 335 Connect the drain wire to earth ground at the controller only to avoid ground loops. Note: The isolated ground (IG5) connection is optional but strongly recommended to avoid noise issues. Yaskawa recommends using Belden cable 3106A or equivalent for BACnet operation. Bypass Drive...
  • Page 336 An EF0 fault will be sent to the drive. Setting 3: Fault with EF0 and Open Contactors An EF0 fault will be sent to the drive and the bypass contactor (K3) will be opened. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 337 123456 decimal is equal to 1E240H. Set Z3-08 to D687H and set Z3-09 to 12H. Z3-13: BACnet Command Register Retention Refer to Z3-13: BACnet Command Register Retention description on page 193. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 338 Z1-08 Run Command Select Refer to Z1-07: Speed Reference Select on page 177 Refer to Z1-08: Run Command Select on page 178 for details on external reference parameter selections. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 339 Event_State – Reliability – Out_Of_Service – Units – – – – <1> <1> Priority_Array – – – Relinquish_Default – – <1> <1> – Polarity – – – – – YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 340 Depends on o1-03 o1-03 XXX.XX AV10 Output Frequency 0041H Depends on – Depends on o1-03 o1-03 AV11 Output Voltage 0045H XXXX.X – Volts AV12 Output Current 0026H XXXX.X – Amps YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 341 8781H: bit 2 BI13 BYP DI-4 STAT 8781H: bit 3 BI14 BYP DI-5 STAT 8781H: bit 4 BI15 BYP DI-6 STAT 8781H: bit 5 BI16 BYP DI-7 STAT 8781H: bit 6 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 342 Set Fault Contact Cmd 0009H:bit 6 ENABLE BV13 RUN-STOP 0020H:bit 0 BV14 REV-FWD 0020H:bit 1 BV15 READY 0020H:bit 2 READY BV16 FAULT 0020H:bit 3 FAULTED BV17 Data Set Error 0020H:bit 4 ERROR YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 343 8400H: bit 5 BV64 BYP Mtr OR Sel CMD 8400H: bit 6 BV65 BYP Mtr AND Sel CMD 8400H: bit 7 BV66 BYP Drive Select CMD 8400H: bit 9 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 344 <2> Object is disabled when Z3-12 is set to 0. Device Object The Device Object fully describes the BACnet device to the network. Notable is that the Device Object Instance ID and the Device Object Name are configurable. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 345 The Device Object Name is a unique internetwork-wide character string. It is a 20-character string. It is writable from the BACnet network. Any new string written will not take effect until the power is cycled to the bypass. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 346 0900H and 0910H are write-only and if these registers are read, the register address will be invalid. However, BACnet objects BV55 and BV56 can be read without error. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 347 Writing to a parameter was attempted while the drive was in a mode that disables writing (i.e., writing while the drive was Auto-Tuning). Writing to a parameter was attempted while the DC Bus had an Undervoltage (Uv) fault YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 348 The Yaskawa VFD Bypass is a high performance product specifically designed for commercial building automation applications. The Yaskawa BACnet feature connects the VFD Bypass to a standard BACnet MS/TP network. These products may be fully controlled and monitored over BACnet. All Bypass and drive parameters are available for reading and writing.
  • Page 349 □ ISO 10646 (UCS-2) □ ISO 10646 (UCS-4) □ JIS C 6226 If this product is a communication gateway, describe the types of non-BACnet equipment/network(s) that the gateway supports: Not supported YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 350 C.9 BACnet Protocol Implementation Conformance Statement This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 351 D.3 CONNECTING TO A NETWORK.................354 D.4 MEMOBUS/MODBUS SETUP PARAMETERS...........356 D.5 BYPASS OPERATIONS BY MEMOBUS/MODBUS..........358 D.6 COMMUNICATIONS TIMING................359 D.7 MESSAGE FORMAT....................360 D.8 MESSAGE EXAMPLES..................362 D.9 MEMOBUS/MODBUS DATA TABLE..............364 D.10 ENTER COMMAND....................382 D.11 COMMUNICATION ERRORS................383 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 352 Master (PLC or other) Z1000U Bypass Slaves Figure D.1 Connecting Multiple Bypasses to a PLC YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 353 Available Communication Data length 8-bit (fixed) Parameters Parity Select even, odd, or none Stop bit 1-bit (fixed) Protocol MEMOBUS/Modbus (using RTU mode only) Max Number of Slaves 31 bypasses YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 354 Shut the power off and wait until the display on the digital operator goes out completely. Turn the power back on. The bypass is now ready to begin communicating with the master. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 355 Some bypass controllers do not have DIP switch S1. If this is the case, then an external 120 ohm resistor must be placed across the TXRX+ and TXRX- signals if the bypass controller is at the end of a network line. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 356 Selects the bypass serial communications parity. This setting is ignored when BACnet protocol is selected. Name Setting Range Default Z3-04 Serial Communications Parity Select 0 to 2 Setting 0: No Parity Setting 1: Even Parity Setting 2: Odd Parity YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 357 Sets the time to delay a serial communications response to a serial communications command. Name Setting Range Default Z3-07 Serial Communications Receive to Transmit Wait Time 0 to 99 ms 5 ms YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 358 • Set and reset faults • Set multi-function inputs. Note: Input settings from the input terminals DI-oo and So and from MEMOBUS/Modbus communications are both linked by a logical OR operation. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 359 Increase Z3-07 if the bypass response causes overrun in the master. PLC→Bypass Bypass→PLC PLC→Bypass Command message Response message Command message Time Z3-07 24-bit length setting Figure D.5 Minimum Response Wait Time YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 360 After eight shift operations, perform an XOR operation with the result and the next data in the message (function code, register address, data). Continue with steps 3 to 5 until the last data has been processed. The result of the last shift or XOR operation is the checksum. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 361 Response Data Perform a CRC-16 calculation on the response message data as described above as a validation check. The result should match the CRC-16 checksum received within the response message. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 362 Response Message Slave Address Slave Address Function Code Function Code Upper Upper Test Code Test Code Lower Lower Upper Upper Data Data Lower Lower Upper Upper CRC-16 CRC-16 Lower Lower YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 363 Upper Lower Starting Data Lower Upper Next Data Lower Upper CRC-16 Lower Note: Double the number of the data quantity for the number of bytes in the command message. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 364 7 Fault Contact Output (terminal MA/MB-MC) bit 8 to F Reserved 000AH Pulse Output Terminal MP Setting, 1 Hz units, Setting Range: 0 to 32000 000BH to 000EH Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 365 Multi-Function Contact Output 2 (terminal M3-M4) bit 7 Multi-Function Contact Output 3 (terminal MD-ME-MF) bit 8 to bit D Reserved bit E When ComRef has been enabled bit F When ComCtrl has been enabled YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 366 Ground Fault (GF) bit 2 Reserved 0029H bit 3 Output Phase Loss (LF) bit 4, 5 Reserved bit 6 Motor Overheat 2 (PTC input) (oH4) bit 7 to bit F Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 367 Multi-Function Contact Output 2 (terminal M3-M4) 002DH bit 2 Multi-Function Contact Output 3 (terminal MD-ME-MF) bit 3 to 6 Reserved bit 7 Fault Contact Output (terminal MA/MB-MC) bit 8 to F Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 368 009AH, 009BH Example: When U4-03 (Cooling Fan Operation Time) is 12345 hours, then 009AH = 1234 and 009BH = 5. 009CH to 00AAH Reserved <2> 00ABH Drive Rated Current YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 369 C Motor Overheat (PTC input) (oH3) bit D External Digital Operator Connection Fault (oPr) bit E EEPROM Write Error (Err) bit F Motor Overheat Fault (PTC input) (oH4) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 370 LSo Fault (LSo) bit 1 CanOpenNID Error (nSE) 00C5H bit 2 to 9 Reserved bit A Initial Polarity Estimation Timeout (dv7) bit B to F Reserved 00C6H to 00C7H Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 371 Reserved 00CAH bit 6 PID Feedback Loss (FbL) bit 7 Excessive PID Feedback (FbH) bit 9 Drive Disabled (dnE) bit A PG Disconnect (PGo) bit B to F Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 372 9, A Reserved bit B Control Circuit Error (CPF11) bit C Control Circuit Error (CPF12) bit D Control Circuit Error (CPF13) bit E Control Circuit Error (CPF14) bit F Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 373 5 Option Receive CRC Error (oFA15) bit 6 Option Receive Frame Error (oFA16) bit 7 Option Receive Abort Error (oFA17) bit 8 to F Reserved 00DAH to 00DBH Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 374 5 Option Receive CRC Error (oFb15) bit 6 Option Receive Frame Error (oFb16) bit 7 Option Receive Abort Error (oFb17) bit 8 to F Reserved 00DEH to 00DFH Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 375 Encoder Communication Timeout (oFC52 ) 00E4H bit 3 Encoder Communication Data Error (oFC53) bit 4 Encoder Error (oFC54) bit 5 Resolver Error (oFC55) bit 6 to F Reserved 00E5H to 00E9H Reserved YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 376 DI-2 DI-3 DI-4 DI-5 <5> BYP DI-oo Command 8402H DI-6 DI-7 DI-8 XXXXXXXX Not Used Note: Parameter Z3-12 determines whether the physical inputs will be OR'd with Register 8400H. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 377 Data can be written from the master to all slave devices at the same time. The slave address in a broadcast command message must be set to 00H. All slaves will receive the message, but will not respond. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 378 Power Supply Frequency Fault Detection (Fdv) 0025H Control Fault (CF) 0069H Phase Order Detection Fault (SrC) 0026H Zero-Servo Fault (SvE) 0081H Control Circuit Error (CPF00) 0027H Option Card External Fault (EF0) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 379 0117H Option Receive Frame Error (oFA16) 0313H Unit Receive CRC Error (oFC12) 0118H Option Receive Abort Error (oFA17) 0314H Unit Receive Frame Error (oFC13) 0131H Comm. ID Error (oFA30) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 380 015H Option Com Err 03CH SafeDisable Open 016H CALL Option ComCall 03DH Mech Fatigue OL 017H Motor Overloaded 03EH Mech Fatigue UL 018H Drive Overload 03FH PLC Error 1 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 381 Interlock Open 04EH Underload Det 6 06AH SAFE Customer Safety 04FH WrUn Waiting for Run 06BH INTLK Interlock Open 050H InputUndrvoltage 06FH Snbbr Resist OH 051H Input Freq Dev YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 382 Default settings of related parameters are changed automatically. Error handling when setting multiple parameters Error occurs if only one setting is invalid. All data that was sent are discarded. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 383 • When the command message data length is invalid. Note: If the slave address specified in the command message is 00H, all slaves execute the write function, but do not return response messages to the master. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 384 D.11 Communication Errors This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 385 The APOGEE FLN protocol connects the bypass to an APOGEE FLN network and facilitates the exchange of data. APOGEE FLN SET-UP..................386 CONNECTING TO A NETWORK.................387 SLOPE AND INTERCEPT CONVERSION............389 APOGEE FLN POINT LIST SUMMARY..............391 CABLE LOSS CONFIGURATION AND BEHAVIOR...........395 MAILBOX FUNCTION..................397 FAULT CODES.....................398 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 386 Protocol Select 2: P1 NOTICE: A Yaskawa representative should set the drive parameters to their appropriate values. Changes made to the parameters other than what is listed in the table above can result in damaging the drive or building equipment.
  • Page 387 • Remove power and wait for the display on the HOA keypad to go blank. • Reapply power. • The bypass is now ready to begin communicating with the master. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 388 Twisted Shielded Pair Gauge 18-20 AWG (Solid or Stranded) Wire Lay 6 twists per foot Shields 100% foil with drain wire NEC Type UL Type CMP Temperature 60 °C or higher YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 389 New Slope = = 0.022 (100 - 0)% Formula Notes: Desired Range = Range Maximum – Range Minimum Range of Existing Point = Existing Range Maximum – Existing Range Minimum YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 390 LST FLT CODE (Point 66) contains the code for the previous drive fault. See table below for descriptions of the fault codes. The drive can be reset back to OK mode by commanding RESET FAULT (Point 94) to RESET. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 391 ZERO {25} – U1-12 (Bit 1) SPEED SPEED {26} NO AGR – AGREE NO AGR U1-12 (Bit 4) AGREE DRIVE {27} NOTRDY – READY NOTRDY U1-12 (Bit 5) READY YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 392 – Z1-07 MODE OPER DISP – – – o1-03 MF IN 1 UB-02 (Bit 2) {58} – Bypass DI-3 MF IN 2 UB-02 (Bit 3) {59} – Bypass DI-4 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 393 RMDT PID OUT {87} 0.01 – – U5-14 {88} PID REF 0.01 – – U5-04 COMM ERR {89} – – – U1-19 COMM FLT ENABLE – ENABLE DISABLE Z3-11 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 394 <2> Point LDI 18 displays both drive alarms and bypass alarms. <3> Set Z2-02 to 22 (Run Enable) for point 35 to work properly. <4> Disabled when Z3-12 is set to 0. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 395 The drive will not display an alarm or fault to indicate it has lost communication. This behavior can also be achieved by setting parameter Z3-05 to 0. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 396 • F6-03 = 1 selects Coast to Stop. The drive does not attempt to control the rate of deceleration. • F6-03 = 2 selects Fast Stop. The deceleration time is determined by the setting of drive parameter C1-09. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 397 Example: Writing a value of 387 (183 hex) to Point 72 specifies drive parameter b1-04. Writing a value of 1 to Point 73 enables the drive for reverse run. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 398 CPF22 - Internal A/D Err 003BH SEr - Search Retry Err 0098H CPF23 - 2 CPU COM Err 0041H FbH - PID Fdbk High 0099H CPF24 - US Signal Error YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 399 0316H oFC15 - Opt RCV CRC ERR 0201H oFB00 - Not supported 0317H oFC16 - Opt RCV FrameERR 0202H oFB01 - Connection error 0318H oFC17 - Opt RCV AbortERR YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 400 BAT - Oper Battery Low <1> 10017 2721H FB17 - Load Lost 1027 0403H TDE - Time Data Err 1028 0404H TIE - TimeIntervalErr <1> Displayed by P1 Apogee Point LAI 17. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 401 Appendix: F Metasys N2 Network Protocol N2 SPECIFICATIONS AND CONFIGURATION..........402 CONNECTING TO A NETWORK.................403 N2 SETUP PARAMETERS..................405 BYPASS OPERATIONS BY N2................408 COMMUNICATIONS TIMING................412 METASYS N2 POINT DATABASE..............413 MAILBOX FUNCTION..................416 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 402 RS-485 Communication Speed: 9600 bps Data Length: 8-bit (fixed) Communication Parameters Parity: None Stop Bit: 1-bit (fixed) Protocol Metasys N2 Max Number of Drives 255 per N2 Network Segment YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 403 Shut the power off and wait until the display on the digital operator goes out completely. Turn the power back on. The bypass is now ready to begin communicating with the master. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 404 Some bypass controllers do not have DIP switch S1. in such cases an external 120 ohm resistor must be placed across the TXRX+ and TXRX- signals if the bypass controller is at the end of a network line. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 405 Sets the parity used for communications. Note: Cycle the power after changing this parameter to enable the new setting. Name Setting Range Default Z3-04 Serial Communications Parity Select 0 to 2 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 406 Enables or disables the serial communications fault detection. Name Setting Range Default Z3-11 Serial Communication Fault Detection Selection 0 or 1 Setting 0: Disabled No communication error detection. Ignore setting in Z3-05. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 407 If the bypass does not receive data from the master for longer than the time set to Z3-06, then a FB14 Serial Communications fault will be triggered and the bypass will operate as determined by parameter Z3-05. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 408 The drive faults can be reset through the Fault Reset Command (BO 4). The Fault Reset Command is only available when the Run Forward Command and the Run Reverse Command are both OFF. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 409 The drive will not display an alarm or fault to indicate it has lost communication. This behavior can also be achieved by setting parameter Z3–05 to “0”. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 410 Drive Unit Signal Fault (CPF24) 0030H Hardware Fault (including oFx) 009AH Terminal Board is Not Properly Connected. (CPF25) 0036H Output Current Imbalance (LF2) 009BH ASIC BB Circuit Error (CPF26) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 411 Option Board Communication Fault 0132H Model Code Error (oFA31) 1395H Loss of Load 0133H Sumcheck Error (oFA32) 1396H Serial Communications Timeout Comm. Option Timeout Waiting for Response 0134H (oFA33) YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 412 Increase Z3-07 if the drive response causes overrun in the master. Controller → Bypass → Controller → Bypass Bypass Controller Command message Response message Command message Time 24 bit length Z3-07 setting Figure F.6 Minimum Response Wait Time YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 413 1 hour U3-12 AI 36 Elapsed Time @ 3rd Fault 1 hour U3-13 AI 37 Elapsed Time @ 4th Fault 1 hour U3-14 AI 38 Read Parameter Data – – YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 414 Speed Agree BI 7 Minor Fault No Minor Fault Minor Fault BI 8 Major Fault No Major Fault Major Fault BI 9 Drive Communication Error Monitor No Error Error YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 415 Note: Not supported BO 11 Communication Fault Enable FB14 Not Activated if Cable Loss Occurs FB14 Activated if Cable Loss Occurs <1> Disabled when Z3-12 is set to 0. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 416 Example: Writing a value of 387 (183 hex) to AO 31 specifies drive parameter b1-04. Writing a value of 1 to AO 32 sets b1-04 to 1 and disables the drive for reverse run. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 417 Appendix: G Standards Compliance This appendix explains the guidelines and criteria for maintaining CE and UL standards. G.1 SECTION SAFETY....................418 G.2 UL/CUL STANDARDS..................420 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 418 Verify that the rated voltage of the drive matches the voltage of the incoming power supply before applying power. Do not use improper combustible materials. Failure to comply could result in death or serious injury by fire. Attach the drive to metal or other noncombustible material. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 419 Failure to comply could result in damage to the drive and will void warranty. Yaskawa is not responsible for modification of the product made by the user. This product must not be modified. Check all the wiring to ensure that all connections are correct after installing the drive and connecting other devices.
  • Page 420 UL requirements. The conditions described below must be met to maintain compliance when using this drive in combination with other equipment: Installation Area Do not install the drive to an area greater than pollution degree 2 (UL standard). YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 421 Fill in the table data after commissioning the application and have them ready when contacting Yaskawa for technical assistance. H.1 Z1000U BYPASS AND MOTOR SPECIFICATIONS...........422 H.2 BASIC PARAMETER SETTINGS................423 H.3 USER SETTING TABLE..................425 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 422 Motor Rated Power Number of Motor (T1-02) Poles (T1-06) Motor Rated Voltage Motor Base Speed r/min (T1-03) (T1-07) Note: These values must be entered as part of the Auto-Tuning process. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 423 H.2 Basic Parameter Settings H.2 Basic Parameter Settings Use the following tables to keep records of important parameters. Have this data available when contacting Yaskawa technical support. Quick Setting Parameters Parameter Name Setting Value Memo Application Preset A1-06 = Maximum Voltage...
  • Page 424 Z2-24 = DO-9 TB1-7, 8, 9 Z2-25 = DO-10 TB1-10, 11, 12 Z2-26 = Monitor Outputs Setting Value Terminal Output Used Memo and Function Name H4-01 = H4-04 = YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 425 Fast-Stop Time b3-52 Backspin Search Deceleration Time 1 C2-01 S-Curve Characteristic at Accel Start b3-53 Backspin Search Deceleration Time 2 C2-02 S-Curve Characteristic at Accel End b5-01 PID Function Setting YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 426 H3-04 L4-07 Speed Agreement Detection Selection Terminal A1 Bias Setting L5-01 Number of Auto Restart Attempts H3-05 Terminal A3 Signal Level Selection L5-02 Auto Restart Fault Output Operation Selection YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 427 Sequence Timer 3 Day Selection Phase Loss Brownout Voltage Level S2-14 Sequence Timer 3 Selection S2-15 Sequence Timer 3 Reference Source Z1-28 Phase Loss Brownout Detection Time S2-16 Sequence Timer 4 Start Time YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 428 Z2-06 Z3-09 Digital Input 6 Function Select <2> BACnet Device Object Identifier 1 Z2-07 Z3-10 Cable Loss Preset Frequency Digital Input 7 Function Select Z3-11 Communication Fault Detection Selection YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 429 <1> Available in bypass controller software versions VST800401 and later <2> This parameter will only appear when BACnet is selected. (Z3-01 = 3) <4> Available in bypass controller software versions VST800400 and later. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 430 H.3 User Setting Table This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 431 APOGEE FLN Point Number Summary ....... 391 Bypass Digital Input States..........311 AUTO Key ..............79 Bypass Digital Input Terminal Settings......187, 189 AUTO LED and HAND LED Indications .......82 Bypass Digital Output States..........311 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 432 Cooling Fan Maintenance Time ..........226 Drive Overheat Pre-Alarm............. 141 Cooling Fan Operation Time..........317 Drive Overheat Warning............226 Cooling Fan Operation Time Setting......... 165 Drive Ready ..............138 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 433 Ground Wiring ..............56 FAn ................207 Fan Application ..............91 Fan with PID Control Application..........91 H3-01 ................73 Fast Stop Time ..............121 H3-02 ................240 Fault Detection ..............205 H3-05 ................73 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 434 Motor Base Frequency ..........96, 98, 310 L3-04 ................241 Motor Base Speed ............98, 310 LCD Contrast Control............186 Motor Data Error..............232 LCD Display ..............80 Motor Does Not Rotate ..........237, 238 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 435 Option Card Fault at Option Port CN5-A ........213 oFA00 ................213 Option Card Fault at Option Port CN5-B........214 oFA01 ................213 Option Card Fault at Option Port CN5-C......214, 215 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 436 PID Feedback Input Methods ..........111 Rated Slip Error ..............233 PID Feedback Loss ............211, 225 Rated Voltage, Rated Frequency ......... 270, 271, 272 PID Feedback Loss Detection Selection........116 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 437 Sequence Timers 1/2/3/4 Reference Source......... 170 Standard Connection Diagram ..........44 Sequence Timers 1/2/3/4 Selection........... 169 Starting Torque..............273 Sequence Timers 1 to 4 Day Selection........169 Start Speed Search Select............107 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 438 U2-oo, U3-oo, and UB-oo Initialization ........165 UL3 ................. 219, 228 UL5 ................220 UL Standards Compliance............54 Undertorque Detection 1..........219, 228 Undertorque Detection Operation ..........158 Undervoltage ..............228 Undervoltage Protection ............273 YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 439 Index This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 440 Revision: Wire Gauge and Tightening Torque Specifications Quick Start June 2015 <1> Revision: Removed procedure Procedure First Edition. This manual supports bypass controller software version March 2015 VST800299 and drive software version PRG: 6113. YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 441 This Page Intentionally Blank YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual...
  • Page 442 Low Harmonic Drive Bypass for HVAC Applications Technical Manual YASKAWA AMERICA, INC. 2121, Norman Drive South, Waukegan, IL 60085, U.S.A. Phone: 1-800-YASKAWA (927-5292) or 1-847-887-7000 Fax: 1-847-887-7310 http://www.yaskawa.com DRIVE CENTER (INVERTER PLANT) 2-13-1, Nishimiyaichi, Yukuhashi, Fukuoka, 824-8511, Japan Phone: 81-930-25-3844 Fax: 81-930-25-4369 http://www.yaskawa.co.jp...

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