Oriental motor BLF Series Operating Manual
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Oriental motor BLF Series Operating Manual

Oriental motor BLF Series Operating Manual

Brushless motor and driver package
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HM-5073-9
Brushless Motor and Driver Package
BLF Series
OPERATING MANUAL
(Motor)
(Driver)
Thank you for purchasing an Oriental Motor product.
This Operating Manual describes product handling procedures and safety precautions.
• Please read it thoroughly to ensure safe operation.
• Always keep the manual where it is readily available.

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Summary of Contents for Oriental motor BLF Series

  • Page 1 OPERATING MANUAL (Motor) (Driver) Thank you for purchasing an Oriental Motor product. This Operating Manual describes product handling procedures and safety precautions. • Please read it thoroughly to ensure safe operation. • Always keep the manual where it is readily available.

  • Page 2: Table Of Contents

    Table of contents 1 Introduction ..........3 8 Basic operations ........46 8.1 Operation method ......... 46 2 Safety precautions .......6 8.2 Initial display after power on ....47 3 Precautions for use ......9 8.3 Speed setting via the internal 4 Preparation ........11 potentiometer ........

  • Page 3: Introduction

    The product described in this manual has been designed and manufactured to be incorporated in general industrial equipment. Do not use for any other purpose. Oriental Motor Co., Ltd. is not responsible for any damage caused through failure to observe this warning.
  • Page 4 Introduction „ WARNING FOR UL/cUL LISTING MARKING ON DRIVER „ Use 60/75 °C CU wire only or equivalent. Maximum surrounding air temperature 50 °C. Solid state motor overload protection is provided in each model. Install device in pollution degree 2 environment. Tightening torque and wire range for field wiring terminals are listed as below. Location Tightening torque Wire range...
  • Page 5 „ System configuration „ An example of system configuration using the BLF series is shown below. The power supply can be chosen from three specifications: single-phase 100−120 V, 50/60 Hz; single-phase 200−240 V, 50/60 Hz; or three-phase 200−240 V, 50/60 Hz.

  • Page 6: Safety Precautions

    Safety precautions 2 Safety precautions The precautions described below are intended to prevent danger or injury to the user and other personnel through safe, correct use of the product. Please read and understand these precautions thoroughly before using the product. Handling the product without observing the instructions that accompany a Warning “Warning”...
  • Page 7 Safety precautions Maintenance/Inspection • Always turn off the power before performing maintenance/inspection. Failure to do so may result in electric shock. • Do not touch the motor or driver when measuring insulation resistance or performing a dielectric strength test. Accidental contact may result in electric shock. •...
  • Page 8 Safety precautions „ Warning information „ A warning label with handling instructions is attached on the front cover of the driver. Be sure to observe the instructions on the label when handling the driver. −8−...

  • Page 9: Precautions For Use

    Do not perform gravitational load operation With the BLF series, any operation in which the motor output shaft is turned from the load side (gravitational load operation) will disable the motor speed control. In addition, a gravitational load operation will cause the driver’s primary inverter voltage to exceed the allowable value, thereby triggering a protection function and...
  • Page 10 Precautions for use Connecting a mains filter for power line • Connect a mains filter to the AC power input part of the driver to prevent external noise from reaching the driver via the power line. • Provide a ground connection from the mains filter ground terminal using a cable of AWG18 to 14 (0.75 to 2.0 mm ) * .

  • Page 11: Preparation

    Preparation 4 Preparation This chapter explains what you must do before using the BLF series, as well as the name and function of each part of the unit. 4.1 Confirming the product Open the package and confirm that all of the items listed below are included.

  • Page 12: How To Read The Unit Model

    Motor frame size 2 : 60 mm (2.36 in.) square 4 : 80 mm (3.15 in.) square 5 : 90 mm (3.54 in.) square 6 : 104 mm (4.09 in.) square BLF series 4.3 Combination tables Combination type parallel shaft gearhead The motor comes preassembled with a parallel shaft gearhead.
  • Page 13 Preparation Combination type hollow shaft flat gearhead The motor comes preassembled with a hollow shaft flat gearhead. Components Unit model* Motor model Gearhead model* Driver model BLF230A-FR BLFD30A2 BLF230C-FR BLFM230-GFS GFS2GFR BLFD30C2 BLF230S-FR BLFD30S2 BLF460A-FR BLFD60A2 BLF460C-FR BLFM460-GFS GFS4GFR BLFD60C2 BLF460S-FR BLFD60S2 BLF5120A-FR...

  • Page 14: Name And Function Of Each Part

    Preparation 4.4 Name and function of each part This section explains the name and function of each part of the motor and driver. „ Combination type parallel shaft gearhead „ Gearhead Motor Protective Earth Terminal Output shaft Signal cable Key groove Mounting hole (4 locations) Motor cable „ Combination type hollow shaft flat gearhead „...
  • Page 15 Preparation „ Driver „ Reference Name Explanation page Front cover − − Digital operator Operation part of the driver. − Terminal block cover − − This LED will illuminate in green when the power is turned on. When POWER LED the digital operator is remote-controlled, this LED can be used to check −...
  • Page 16 Preparation „ Digital operator „ Reference Name Explanation page The illuminating LED indicates the current operation mode. MNTR: Monitor mode Mode indicator − F/R: Direction setting mode LEDs LO/RE: Digital operator/external input signal setting mode PRGM: Data setting mode RUN LED A green light stays on during operation.

  • Page 17: Installation

    Installation 5 Installation This chapter explains the installation location and installation methods of the motor and driver, as well as how to install a load. Read the applicable sections carefully to install each item correctly. Combination type parallel shaft gearhead p.17, 22 Combination type hollow shaft flat gearhead p.19, 24...
  • Page 18 Installation Install the supplied hexagonal socket head screw in the four mounting holes you just opened and tighten the nuts until no gaps remain between the motor and mounting plate. Unit model Nominal thread size Tightening torque Hexagonal socket head screw 1.8 N·m BLF230 (15.9 lb-in)

  • Page 19: Installing The Combination Type Hollow Shaft Flat Gearhead

    Installation 5.3 Installing the combination type hollow shaft flat gearhead A combination-type hollow shaft flat gearhead can be Front Mounting plate installed by using either its front or rear side as the mounting surface. Install the supplied hexagonal socket Hollow-shaft head screw set in the four mounting holes you opened flat gearhead and tighten the nuts until no gaps remain between the motor and mounting plate.
  • Page 20 Installation Maximum applicable plate thickness Unit model Maximum applicable plate thickness* 5 mm (0.20 in.) BLF230 BLF460 8 mm (0.31 in.) BLF5120 12 mm (0.47 in.) BLF6200 BLF6400 * The figures in the table apply when the supplied hexagonal socket head screw set is used. „...

  • Page 21: Installing The Round Shaft Type

    Installation 5.4 Installing the round shaft type Install the motor to a mounting plate of the following size or larger, so that the motor case temperature will not exceed 90 °C (194 °F). Unit model Size of radiation plate Material/Thickness 115 × 115 mm (4.53 × 4.53 in.) BLF230 135 ×...

  • Page 22: Installing A Load On The Combination Type Parallel Gearhead Or Round Shaft Type

    Installation 5.6 Installing a load on the combination type parallel gearhead or round shaft type When installing a load on the motor (gearhead), align the center of the motor output shaft (gearhead output shaft) with the center of the load shaft. Note • When coupling the motor (gearhead) with a load, pay attention to centering, belt tension, parallelism of pulleys, etc.
  • Page 23 Installation „ Permissible radial load and permissible axial load „ Make sure the radial load and axial load received by the motor (gearhead) output shaft will not exceed the allowable values shown in the table below. Note If the radial load or axial load exceeds the specified allowable value, repeated load applications may cause the bearing or output shaft of the motor (gearhead) to undergo a fatigue failure.

  • Page 24: Installing A Load On The Combination Type Hollow Shaft Flat Gearhead

    Installation 5.7 Installing a load on the combination type hollow shaft flat gearhead If the motor is subject to a strong impact upon instantaneous stop or receives a large radial load, use a stepped load shaft. Note • Apply grease (molybdenum disulfide grease, etc.) on the surface of the load shaft and inner walls of the hollow output shaft to prevent seizure.

  • Page 25: Installing The Driver

    Installation Recommended load shaft installation dimensions [Unit: mm (in.)] Recommended Unit Inner diameter of Nominal diameter Applicable Spacer Outer diameter of diameter of load model hollow shaft (H8) of retaining ring screw thickness stepped shaft (ØD) shaft (h7) +0.027 Ø12 Ø12 -0.018 BLF230...
  • Page 26 Installation Note • Install the driver vertically in an enclosure. Do not block the radiation openings. • Do not install around the driver any equipment generating a large amount of heat or noise. • If the ambient temperature of the driver exceeds 50 °C (122 °F), revise the ventilation condition or force-cool the area around the driver using a fan.

  • Page 27: Installing The Digital Operator On A Panel Surface

    Installation 5.9 Installing the digital operator on a panel surface The digital operator can be removed from the driver and installed on the panel surface, etc., using an optional remote-control kit (sold separately). The remote-control kit consists of a cable, connector hook and rubber gasket. Installing the rubber gasket will achieve a protection level conforming to IP65. Observe the specified installation method.

  • Page 28: Installing And Wiring In Compliance With Emc Directive

    Connect the cable to CN3 on the digital operator from the rear side of the mounting plate and insert the connector hook. 5.10 Installing and wiring in compliance with EMC Directive The BLF series is designed and manufactured for use as an internal component of equipment. The EMC Directive require that your mechanical equipment in which the BLF series is installed satisfy the applicable requirements.
  • Page 29 Installation „ Connecting a mains filter for power line „ Connect a mains filter to the AC power input part of the driver to prevent external noise from reaching the driver via the power line. Use the following mains filters or equivalent. Overvoltage category II applies to mains filters. 30 W / 60 W / 120 W Single-phase 100−120 V Three-phase 200−240 V...
  • Page 30 Also, provide as long a distance as possible between the AC input and output cables of the mains filter. • Use dedicated connection cable (sold separately) when extending the wiring distance between the motor and driver. The BLF series has been EMC-tested using Oriental Motor’s genuine connection cables. „ Electrostatic „...

  • Page 31: Connection

    Connection 6 Connection This chapter explains the connection method of the driver, power supply, motor and I/O signals, as well as the grounding method. „ Connection overview „ Make connections in accordance with the following flow. Remove the front cover and terminal block cover. ▼...

  • Page 32: Connecting The Power Supply

    Connection 6.1 Connecting the power supply Remove the terminal block cover and connect the power cable to the power connection terminal on the driver. The connection method will vary between a single-phase 100−120/200−240 V power supply and a three-phase 200−240 V power supply. •...

  • Page 33: Connecting The Motor

    Connection 6.2 Connecting the motor Connect the motor and driver using dedicated connection cable (sold separately). Each connection cable has a connector attached on one end and crimp terminals on the other. Connect the connector end of each cable to the motor cable or signal cable, and the crimp terminals to the applicable connection terminals on the driver.
  • Page 34 Connection • Section view of the motor connection cable • Connector on the motor connection cable • Connector on the motor cable Phase V: White Phase U: Red (AWG14) (AWG14) 4 3 2 1 1 2 3 4 Sheath TE Connectivity TE Connectivity Phase W: Black Protective Earth Terminal:...

  • Page 35: Grounding

    Connection 6.3 Grounding Provide ground connections from the motor and driver. The grounding method of the motor will vary depending on the length of connection cables. Ground the motor correctly in accordance with the figures below. „ Grounding the driver „ Connect the Protective Earth Terminal (M4) at the bottom left of the driver to the ground near the driver. The driver does not come with a ground cable.
  • Page 36 Connection Using the Protective Earth Terminal on the motor Connect the Protective Earth Terminal on the motor to the ground near the motor. Minimize the wiring length of the ground cable. Tightening torque: 0.8 to 1.0 N·m (113.6 to 142 oz-in) Note When making a ground connection using the Protective Earth Terminal on the motor, do not use the Protective Earth cable (green/yellow) of the motor connection cable.

  • Page 37: Connecting External I/O Signals

    Connection 6.4 Connecting external I/O signals Connect external I/O signals in the following applications: • Connect a programmable controller or other external control equipment • Change the speed using an external potentiometer or external DC voltage • Output a speed output signal or alarm output signal Tightening torque: 0.5 to 0.6 N·m (71 to 85.2 oz-in) I/O signal connection terminals External control equipment...
  • Page 38 Connection Input signal connection terminals Connect the input signals according to the operation method or speed setting method of your system. Terminal Terminal Signal name Description Necessary settings position name EXT-ERROR input*1 External alarm input (normally closed) Remove the short bar and connect an external control equipment.
  • Page 39 Connection „ External output signals „ The output signals can also be used when the motor is operated from the digital operator. To use terminal Y2 as an overload warning function, perform the necessary setting by referring to “10.1 Setting the overload warning function” on p.78. Internal output circuit The initial mode is sink logic.

  • Page 40: Connection Example

    Connection 6.5 Connection example „ Sink logic: When the sink/source input selector switch is set to the „ SINK side The connection example described below assumes that the motor is operated using a three-phase 200-240 V power supply along with contact switches such as relays and switches. Driver ∗ 2 Power supply connection POWER Main circuit MOTOR...

  • Page 41: Source Side

    Connection „ Source logic: When the sink/source input selector switch is set to the „ SOURCE side The connection example described below assumes that the motor is operated using a three-phase 200-240 V power supply based on sequence connection using transistors. Driver Power supply connection ∗ 2 Main circuit POWER MOTOR 200-240 V 3~ Motor cable connection Circuit breaker Motor...

  • Page 42: Operation

    Operation 7 Operation This chapter gives an overview of operation using the digital operator. Note In this operating manual, the digital operator keys are sometimes indicated in Example: MODE , ↑ , ↓ , SET , STOP , RUN 7.1 Switching the operation mode The necessary settings to operate the motor are performed on the digital operator.

  • Page 43: Rotating Direction Of The Motor Output Shaft

    Operation 7.2 Rotating direction of the motor output shaft The rotating direction of the motor output shaft is defined as clockwise (CW) or counterclockwise (CCW) as viewed from the motor output shaft. However, the rotating direction of the motor output shaft may vary from that of the gearhead output shaft depending on the gear ratio of the gearhead. When the CCW input is ON When the CW...

  • Page 44: Operation Mode Transition

    Operation 7.3 Operation mode transition MNTR Monitor mode Direction setting mode Speed display * Clockwise * Load factor display Counterclockwise Press to confirm. PRGM Data setting mode Operation data setting Operation data No.1 Operation data No.2 Operation data No.3 Internal External potentiometer * Digital setting potentiometer * Digital setting...
  • Page 45 Operation Digital operator/external input LO/RE signal setting mode External input Digital operator* signal Press to confirm. Overload alarm Gear ratio setting Input mode Enable STOP key function Speed * 2-wire input mode * Enable * Disable * Operation data No.8 Conveyor transfer Digital setting 3-wire input mode...

  • Page 46: Basic Operations

    This chapter explains the basic operations of the motor. 8.1 Operation method The BLF series supports four speed setting methods (① to ④ ) and two operation methods (a and b). Combine these methods to operate your system in an optimal manner.

  • Page 47: Initial Display After Power On

    Basic operations The following operations are explained in this operating manual. For the combinations not covered by the manual (those denoted by * ), refer to the pages of the corresponding speed setting method or operation method and follow the same procedures. Speed setting ①...
  • Page 48 Basic operations Set to “internal potentiometer” for operation data. The initial setting is “i-vr” (internal potentiometer). PRGM Press MODE to switch to the data setting mode. The PRGM LED will illuminate and “SPd” will be displayed. Press SET . Press “P.no1”...

  • Page 49: Digital Speed Setting

    Basic operations Operate the motor and adjust the speed. Press RUN on the digital operator. MNTR The RUN LED will illuminate. Adjust the speed using the internal potentiometer. Turning the internal potentiometer clockwise will start the motor and display the speed. Stop the motor.
  • Page 50 Basic operations Set the speed in operation data No.1 The initial setting is “0” (0 r/min). PRGM Press MODE to switch to the data setting mode. The PRGM LED will illuminate and “SPd” will be displayed. Press SET . “P.no1” (operation data No.1) will be displayed. Prees Press SET again.
  • Page 51 Basic operations Press ↑ or ↓ to change the deceleration time (e.g., 5.0). Press Pressing and holding the key for 3 seconds or more will change. increase or decrease the value successively. After the deceleration time has been changed, press SET to Press to confirm.

  • Page 52: Speed Setting Via An External Potentiometer (External Dc Voltage)

    Basic operations 8.5 Speed setting via an external potentiometer (external DC voltage) An optional external potentiometer PAVR-20KZ (sold separately) or external DC power supply is connected and the motor is operated using the digital operator. Refer to p.85 for the installation method of PAVR-20KZ. Connect an optional external potentiometer PAVR-20KZ (sold separately) or external DC power supply to I/O signal connection terminals VH, VM and VL.
  • Page 53 Basic operations Connect I/O signal connection terminals M0 and C1. Connect M0 and C1. Turn on the power. Set the motor direction. The initial setting is “For” (clockwise). Press MODE to switch to the direction setting mode. The F/R LED will illuminate. Press ↑...
  • Page 54 Basic operations Press SET to confirm the selection. Press to confirm. The display will blink and show “Acc2”, after which the 1 second acceleration time will be displayed. later Set the acceleration time and deceleration time after step 6. The initial settings are both “0.5” (0.5 second). You can set desired acceleration time and deceleration time in increments of 0.1 second in the range of 0.2 to 15 seconds.

  • Page 55: Operation Using External Input Signals

    Basic operations Stop the motor. Press STOP on the digital operator. Once the motor stops, the output shaft will become free. Note „ Timing chart „ Speed adjustment Motor operation Deceleration stop pattern ACC ∗ DEC ∗ Power Digital operator operation * The actual acceleration/deceleration time will vary depending on the specified speed and load condition (p.69).
  • Page 56 Basic operations X2: CCW input This input is used to turn the motor counterclockwise. The motor runs when this input is ON, and stops when it is OFF. If the STOP-MODE input is ON when this input turns OFF, the motor will stop in the specified deceleration time. If the STOP-MODE input is OFF, the motor will stop instantaneously.
  • Page 57 Basic operations X5: ALARM-RESET input This input is used to reset the alarm generated by activation of the driver’s protection function. Turn OFF the ALARM-RESET input after turning OFF the CW and CCW inputs and confirming that the motor has stopped completely. If the CW or CCW input is ON, the ALARM-RESET input will not be accepted.
  • Page 58 Basic operations It is also possible to enable the overload warning function so that a warning will be output before the overload protection function is activated. The overload warning function requires setting of a load factor with respect to the rated torque. If the load factor exceeds the specified value, the ALARM-OUT2 output will turn OFF. The output will turn ON automatically once the load factor falls below the specified value.
  • Page 59 Basic operations Press ↑ or ↓ to select “SPd1” (digital setting). Press select. Press SET . Press The current speed setting will be displayed. Press ↑ or ↓ to change the speed (e.g., 2000 r/min). Press Pressing and holding the key for 3 seconds or more will select.

  • Page 60: Display When The Power Is Turned Off

    Basic operations Follow the procedure below if you want to change the motor speed. While the motor is running, press MODE with the display showing the speed (e.g., 2000 r/min). The MNTR LED will blink. Prees MNTR Press ↑ or ↓ to change the motor speed. (e.g., 1000 r/min) Press The speed will change while ↑...

  • Page 61: Applied Operations

    Applied operations 9 Applied operations The BLF series can be used in various ways to suit your system by combining basic operations and changing the driver settings. 9.1 Multi-speed operation Multi-speed operation can be performed at up to eight speed levels by selecting operation data via the M0, M1 and M2 inputs.
  • Page 62 Applied operations „ Setting operation data Nos.1 and 2 digitally „ To set operation data Nos.1 and 2 digitally, the speed setting method must be switched to “digital setting.” The following explains how to set the speed in operation data No.1 digitally. Follow the same procedure to set operation data No.2.
  • Page 63 Applied operations After the deceleration time has been changed, press SET to Press to confirm. confirm the new setting. The display will blink and show “P.no1.” Press ↑ to switch to “P.no2” (operation data No.2). Press Follow the same procedure just explained for operation data No.1 to set operation data No.2 digitally.

  • Page 64: Parallel Operation

    Applied operations „ Eight-speed operation using digital setting „ You can perform multi-speed operation at up to eight speed levels by setting desired operation data in operation data Nos.1 to 8. Perform the following settings by referring to the corresponding pages. Connect the external I/O signals required for the operation and switch the operation method to “external input signals”...
  • Page 65 Applied operations „ Using an external potentiometer „ Wire the drivers as shown below. Control line External potentiometer 1.5 kW 1/4 W 5 kW 1/4 W VM VL VM VL Driver 1 Driver n Power input Power line If the number of drivers used is “n,” calculate resistance VRx of the external potentiometer using the formula below: Resistance VRx = 20/n (kΩ), n/4 (W) Example: If two drivers are used, resistance VRx is calculated as 10 kΩ, 1/2 W (20/2 (kΩ), 2/4 (W)).

  • Page 66: Switching The Speed Display And Load Factor Display

    Applied operations 9.3 Switching the speed display and load factor display You can switch the digital operator display mode between speed and load factor. When the power is turned on, the digital operator will show the speed and the r/min LED will illuminate. Pressing ↑ or ↓ will display the load factor and the % LED will illuminate. Speed display Load factor display The load factor refers to the percentage of the actual load (load applied to the motor output shaft, not to...

  • Page 67: Digital Operator Key Lock

    Applied operations 9.4 Digital operator key lock Activating the key lock will disable the key operation on the digital operator. If a key is pressed when the key lock is active, “Loc” will illuminate (indicating that the key lock is active). Press SET for 3 seconds or more when the motor is stopped in Press for 3 seconds or the monitor mode.

  • Page 68: Switching The Direction

    Applied operations „ Speed data „ While the motor is running, press MODE with the display showing the speed (e.g., 1000 r/min). The MNTR LED will blink. Press MNTR Press ↑ or ↓ to change the motor speed. (e.g., 2000 r/min) Press The speed will change while ↑...

  • Page 69: Setting The Acceleration Time And Deceleration Time

    Applied operations 9.8 Setting the acceleration time and deceleration time Set the acceleration time and deceleration time in operation data Nos.1 to 8. The initial settings are both “0.5” (0.5 second). You can set desired acceleration time and deceleration time in increments of 0.1 second in the range of 0.2 to 15 seconds. “Acceleration time”...
  • Page 70 Applied operations PRGM Press MODE to switch to the data setting mode. The PRGM LED will illuminate and “SPd” will be displayed. Press SET , and then press ↑ or ↓ to select desired Press operation data (e.g., P.no3). Press select.

  • Page 71: Setting The Gear Ratio

    Applied operations 9.9 Setting the gear ratio While the motor is operating, the speed of the motor output shaft is displayed on the digital operator. To show the speed of the gearhead output shaft, set the gear ratio of the gearhead in use. You can also show the conveyor transfer speed on the digital operator.

  • Page 72: Setting The Input Mode

    Applied operations Example: When the pulley diameter is 0.1 m and gearhead gear ratio is 20 Gearhead gear ratio Conveyor gear ratio = 63.7 Pulley diameter (m) × 0.1 (m) × In this example, “63.7” is set as the conveyor gear ratio based on the formula. Based on this conveyor gear ratio, the conveyor transfer speed at a motor speed of 1300 r/min will be displayed as follows: 1300...
  • Page 73 Applied operations „ Timing chart in the 2-wire mode „ Forward/Reverse operation Direction switching/stop method selection Deceleration stop Instantaneous Instantaneous stop stop Instantaneous Motor operation stop pattern Deceleration stop 10 ms or more 10 ms or more 10 ms or more 10 ms or more STOP- MODE „...

  • Page 74: Enabling/Disabling The Stop Key

    Applied operations 9.11 Enabling/Disabling the STOP key Even when the motor is operated using external input signals, it can still be stopped by pressing STOP on the digital operator. Pressing STOP while the motor is operating in the external input signal mode will show blinking “StoP,” and the motor will stop instantaneously.

  • Page 75: Output Circuit

    Applied operations „ Sink logic „ Input circuit: When relays and other contact switches are used SOURCE SOURCE SINK SINK Inside the driver Shielded cable +14 V SINK C0, C1 SOURCE 3.3 kΩ M0 input M1 input M2 input EXT-ERROR input CW input CCW input STOP-MODE input...
  • Page 76 Applied operations „ Source logic „ Input circuit: When relays and other contact switches are used SOURCE SINK Inside the driver Shielded cable +14 V SINK C0, C1 SOURCE 3.3 kΩ M0 input M1 input M2 input EXT-ERROR input CW input CCW input STOP-MODE input ALARM-RESET input...

  • Page 77: Initializing Data

    Applied operations 9.13 Initializing data Reset the current data to their initial settings (p.87). Turn on the power while Turn on the power while pressing MODE . pressing 2 seconds later The display will switch, and show “dcLr” in approx. 2 seconds. The data will be initialized and “0”...

  • Page 78: Protection Functions

    Protection functions 10 Protection functions 10.1 Setting the overload warning function Enabling the overload warning function will allow a warning to be output before the overload protection function is activated. The overload warning function requires setting of a load factor with respect to the rated torque. If the load factor exceeds the specified value, the ALARM-OUT2 output will turn OFF. The output will turn ON automatically once the load factor falls below the specified value.
  • Page 79 Protection functions „ Timing chart „ Protection function other than overload (Initial setting) Overload protection/alarm reset protection/alarm reset Overload warning Spontaneous stop Spontaneous stop Motor operation pattern 10 ms or more 10 ms or more ALARM- 10 ms or more RESET ALARM- OUT1 ALARM-...

  • Page 80: Protection Functions Of The Driver

    1 minute, and then turn the power back on. If the motor doesn’t operate properly after reconnecting the power, the internal circuitry may have been damaged. Please contact your nearest Oriental Motor branch or sales office. −80−...

  • Page 81: Inspection

    Inspection 11 Inspection It is recommended that the items listed below be inspected regularly after motor operation. If any abnormality is found, stop using the motor and call our Technical Support Line. Note • Never measure insulation resistance or conduct a dielectric strength test with the motor and driver connected.

  • Page 82: Troubleshooting And Remedial Actions

    Troubleshooting and remedial actions 12 Troubleshooting and remedial actions An erroneous speed setting or connection may prevent the motor/driver from operating properly. If proper motor operation cannot be achieved, take an appropriate action by referring to this chapter. If the information provided here does not help, please call our Tech Support Line. Problem Likely cause Corrective action...
  • Page 83 Troubleshooting and remedial actions Problem Likely cause Corrective action Check the allowable inertia of the motor and The load exceeds the allowable inertia. change the load inertia. The motor doesn’t stop instantaneously. Check the deceleration time set in the operation The deceleration time is too long.

  • Page 84: Appendix

    CC15BLF 20 m (65.6 ft.) CC20BLF 13.2 Optional parts and accessories The optional parts and accessories for the BLF series are explained. All options are sold separately. „ Remote-control kit „ A set of a dedicated cable and a rubber gasket used to install the digital operator on an enclosure panel, etc., after removing it from the driver.
  • Page 85 Appendix How to Install the external potentiometer PAVR-20KZ Insert the variable resistor over the insulation sheet into the hole provided in the mounting plate, as illustrated below. Set the dial plate and toothed washer, and tighten with the nut. Tightening torque: 0.45 N·m (63.9 oz-in) Install the dial and secure it with the setscrew (M4).

  • Page 86: Recommended Peripherals

    Appendix 13.3 Recommended peripherals Circuit breaker or earth leakage breaker Be sure to connect a circuit breaker or earth leakage breaker to the power line of the driver to protect the primary circuit. BLF230 BLF460A, BLF5120A Model BLF460C, BLF460S BLF5120C, BLF6200C BLF6200A BLF5120S BLF6200S, BLF6400S Rated current of protective...

  • Page 87: Initial Settings

    Appendix 13.4 Initial settings „ Driver „ Selector switch Name Initial setting Setting range External voltage selection 5 VDC 5 VDC switch 10 VDC Sink logic Sink/Source selector switch Sink logic Source logic „ Digital operator „ Direction setting mode Name Initial setting Setting range For: Clockwise Direction...
  • Page 88 • Unauthorized reproduction or copying of all or part of this manual is prohibited. If a new copy is required to replace an original manual that has been damaged or lost, please contact your nearest Oriental Motor branch or sales office.

This manual is also suitable for:

Blf230a seriesBlf230c seriesBlf230s seriesBlf460a seriesBlf460c seriesBlf460s series ... Show all

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