Oriental motor BMU Series Operating Manual
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Oriental motor BMU Series Operating Manual

Brushless motor 30 w / 60 w / 120 w
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HM-5187-4
Brushless Motor
BMU Series
30 W / 60 W / 120 W
OPERATING MANUAL
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 BMU Series

  • Page 1 BMU Series 30 W / 60 W / 120 W OPERATING MANUAL 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

    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 3: Safety Precautions

    • Do not disassemble or modify the motor, gearhead, and driver. Doing so may result in electric shock, injury or equipment damage. Should you require inspection or repair of internal parts, please contact the Oriental Motor branch or sales office from which you purchased the product.
  • Page 4 Safety precautions General • Do not use the motor, gearhead, and driver beyond the specifications. Doing so may result in fire, electric shock, injury or damage to equipment. • Do not insert an object into the openings in the driver. Doing so may result in fire, electric shock or injury. •...

  • Page 5: Precautions For Use

    Precautions for use 2 Precautions for use This chapter covers limitations and requirements the user should consider when using the product. Be sure to match the motor output power with the driver output power. z Connect protective devices to the power line „...

  • Page 6: Preparation

    3.2 How to identify the product model „ Driver „ BMUD 60 - C 2 Driver type BMUD: BMU series driver ① Output power 30: 30 W 60: 60 W 120: 120 W ② A: Single-phase 100-120 V Power supply voltage ③...

  • Page 7: Products Possible To Combine

    Preparation 3.3 Products possible to combine Products with which drivers can be combined are listed below. Verify the driver model and the motor model against the model name described on the package label. For details about the motor, refer to the operating manual supplied with the motor. Output power Power supply voltage Driver model...

  • Page 8: Installation

    • Altitude Up to 1000 m (3300 ft.) above sea level 4.2 Installing the driver Check on the Oriental Motor Website for the product dimension. The driver is designed so that heat is dissipated via air convection and conduction through the enclosure.

  • Page 9: Connection

    Connection 5 Connection 5.1 Connecting the motor and driver There are the connector type motor and the cable type motor. „ Connector type „ Protective Earth Terminal Connection cable (sold separately) To power supply⇒ p.12 Protective Earth Terminal Grounding Be sure to ground. Connect the motor connector (white) of the connection cable to the CN2, and the sensor connector (black) to the CN3 on the driver.
  • Page 10 Connection z Detaching the connection cable „ If the locking lever is turned up, the cable can be detached. z Extension between motor and driver „ Use a connection cable (accessory) for relay when extending the wiring distance between the motor and driver. The connection cable for relay can be used by connecting up to 2 pieces.

  • Page 11: Grounding

    Connection 5.2 Grounding Note Be sure to ground the motor and driver. Failure to do so may result in electric shock or damage to the product. Static electricity may cause damage to the product if the Protective Earth Terminals are not grounded. „...

  • Page 12: Connecting The Power Supply

    Connection 5.3 Connecting the power supply Connect the power supply cable to the CN1 on the driver. Note Check the specification of the power supply voltage for the driver before applying a voltage. If a voltage exceeding the rated range is applied, the driver may be damaged. Input power supply Connecting method Single-phase 100-120 V...

  • Page 13: Connecting The I/O Signals

    Connection 5.4 Connecting the I/O signals Connect the I/O signals to CN4 on the driver. Refer to p.16 for connection examples with a programmable controller. Connecting the lead wire • Applicable lead wire: AWG26 to 20 (0.14 to 0.5 mm •...

  • Page 14: Connection Diagram

    Connection 5.5 Connection diagram The connection example is of the single-phase input. The power supply connection for the three-phase input is different. (5.3 Connecting the power supply ⇒ p.12) „ Sink logic „ z When using the built-in power supply „...
  • Page 15 Connection „ Source logic „ z When using the external power supply „ This is a connection example for when the external power supply is used for input signals. The I/O signal in the brackets [ ] is the assignment at the time of shipment. Driver Main circuit Motor conanection...
  • Page 16 Connection „ Connection example for I/O signals and programmable controller „ This is a connection example when the motor is operated using a transistor output type programmable controller. Sink logic Driver Programmable controller 24 VDC 820 Ω 5 kΩ 680 Ω 820 Ω...

  • Page 17: Operating

    Operating 6 Operating 6.1 Operation overview Operating by front panel Operating by programmable controller The motor can be operated and stopped The motor can be operated and stopped using with the operation switch on the front panel. external signals. Driver Programmable Driver Motor...
  • Page 18 Operating „ Inputting the power „ Display is lit Indication: Rotation speed When inputting the power, if the operation switch is set to the RUN side, Note AL46 the alarm code " " (prevention of operation at power-on) is displayed, and the operation cannot be executed.

  • Page 19: Operating By Programmable Controller

    Operating 6.3 Operating by programmable controller The motor can be operated and stopped externally. AC power supply Programmable Motor Driver Connection: p.12 controller When the motor is operated and stopped externally, the "external operation signal input" parameter ) is required to change. „...
  • Page 20 Operating z When the setting is "ON" „ Operation by switches on the front panel: Enable When turning the operation input signal ON while the operation switch is set to the RUN side, the motor rotates. When the operation switch is set to the "STAND-BY" side, the motor decelerates to a stop even if the operation input signal is being ON.
  • Page 21 Operating „ Operating with multiple speeds „ Data of up to 4 speeds can be operated with switching the data by the external signal. When 3 speeds or more are used, only unidirectional operation is available. Explanation of graphic symbols Data setting method MODE key FUNCTION key...
  • Page 22 Operating „ Switching the motor rotation direction „ When turning the FWD input or REV input ON, the motor rotation direction varies depending on the state of the rotation direction switch. The rotation direction shown in the figure below is as viewed from the motor output shaft. External operation input Rotation direction switch FWD input...

  • Page 23: Convenient Functions

    Convenient functions 7 Convenient functions 7.1 Functions list The following functions are available for this product. Reference Functions Description page Displays the rotation speed of the motor output shaft. Rotation speed 28, 26 Displays by converting the motor rotation speed into the rotation speed of the gearhead output shaft.

  • Page 24: Setting Items And Panel Displays

    Convenient functions 7.2 Setting items and panel displays The display is lit The display blinks This is a state being set. The setting can be changed while the display blinks. After the setting was changed, it is determined when the display changes from blinking to lighting.
  • Page 25 Convenient functions Explanation of graphic symbols : Press the MODE key : Press the FUNCTION key When the front panel is removed : Turn the setting dial Setting dial : Press the setting dial Parameter mode Return to the "monitor mode" Speed reduction External...

  • Page 26: Parameter List

    Convenient functions 7.3 Parameter list Operation mode: Parameter mode Factory Item Display Description Setting range setting Sets the speed reduction ratio relative to the rotation speed of the motor output shaft. Displays the speed calculated based on the speed Gr-r Speed reduction ratio reduction ratio on the monitor mode.
  • Page 27 Convenient functions Factory Item Display Description Setting range setting ---- Not used AL-1 ALARM-OUT1 oUt0 Y0 output function selection Sp SPEED-OUT Assigns the output signals to the AL-2 ALARM-OUT2 external output terminals. ~ n ouE MOVE oUt1 AL-1 Y1 output function selection uA _ w nG Sets the time to output the alarm...

  • Page 28: Items Displayed On The Driver

    Convenient functions 7.4 Items displayed on the driver Operation mode: Monitor mode Item Display Description • Monitors the rotation speed of the motor. • Monitors the rotation speed of the gear output shaft or conveyor transfer speed Rotation speed * when the "speed reduction ratio"...

  • Page 29: Setting The Operation Data

    Convenient functions z Display the conveyor transfer speed „ To display the conveyor transfer speed, calculate the conveyor speed reduction ratio by using the formula below and set to the "speed reduction ratio" parameter. Gearhead gear ratio Conveyor speed reduction ratio = Pulley diameter [m] ×...

  • Page 30: Setting The Acceleration Time And Deceleration Time

    Convenient functions 7.6 Setting the acceleration time and deceleration time The acceleration time and deceleration time can be set so that an impact is not applied to a load when the motor is started or stopped. There are the following two methods to set. The setting by the "acceleration/deceleration time potentiometer"...

  • Page 31: Data Locking For The Set Data

    Convenient functions 7.7 Data locking for the set data The data setting can be locked so that the set rotation speed does not change. The setting of data and parameters cannot be changed using the setting dial while locking. Remove the front panel and perform the operations shown in the next.

  • Page 32: Holding A Load At Motor Standstill

    1 minute before doing so. If the product does not operate properly after the power is cycled, the internal circuit may be damaged. Contact your nearest Oriental Motor branch or sales office. AL6E •...
  • Page 33 Alarms and warnings „ Alarm list „ Alarm Alarm Alarm type Cause Remedial action code reset *1 Excessive current has flown through Check the wiring between the driver AL20 Overcurrent the driver due to ground fault, etc. and motor for damage. possible •...
  • Page 34 • If the motor does not operate properly after the power is cycled, internal circuit damage is suspected. Please contact your nearest Oriental Motor branch or sales office. • Continuing the operation without removing the cause of the problem may cause malfunction of the equipment.

  • Page 35: Warnings

    Alarms and warnings 8.2 Warnings The warning types and records can be displayed on the monitor mode. When a warning generates, the WNG output will be turned ON. The WNG output is not assigned to the output terminal at the time of shipment. Refer to p.27 "Description of I/O signals." „...

  • Page 36: Troubleshooting And Remedial Actions

    Troubleshooting and remedial actions 9 Troubleshooting and remedial actions During motor operation, the motor or driver may fail to function properly due to an improper speed setting or wiring. When the motor cannot be operated correctly, refer to the contents provided in this section and take appropriate action. If the problem persists, contact your nearest office.

  • Page 37: Maintenance And Inspection

    10.1 Inspection It is recommended that periodic inspections for the items listed below are conducted after each operation of the motor. If an abnormal condition is noted, discontinue any use and contact your nearest Oriental Motor sales office. Note • Do not conduct the insulation resistance measurement or dielectric strength test with the motor and driver connected.

  • Page 38: Accessories (Sold Separately)

    Accessories (sold separately) 11 Accessories (sold separately) „ Power supply cable „ This cable is used to connect the driver to the power supply. • For single-phase • For single-phase • For three-phase 100 VAC (with plug) * 100-120/200-240 VAC 200-240 VAC Length [m (ft.)] Model Length [m (ft.)]...

  • Page 39: Reference

    Reference 12 Reference 12.1 Standard and CE Marking This product is recognized by UL under the UL and CSA standards, and it is also affixed the CE Marking under the Low Voltage Directive. The driver model name represents the model that conforms to the standards. „...

  • Page 40: Installing And Wiring In Compliance With Emc Directive

    Reference 12.2 Installing and wiring in compliance with EMC Directive This product has been designed and manufactured to be incorporated in equipment. The EMC Directive requires that your mechanical equipment in which the product is installed satisfies the applicable requirements. The installation/wiring methods of the motor and driver explained here represent the basic methods that are effective in helping your mechanical equipment conform to the EMC Directive.
  • Page 41 • Use a dedicated connection cable (sold separately) for the connection between the connector type motor and the driver. Use an accessory connection cable when extending the wiring distance between the motor and the driver. The EMC measures are conducted using the Oriental Motor connection cable. „ Example of motor and driver installation and wiring „...

  • Page 42: Specifications

    Reference 12.3 Specifications • o in the motor model name indicates a code or number representing the gear ratio, the motor type, or the motor shaft type. • The value in a state where the gearhead is not combined is described in each specification for the "rated torque," "instantaneous peak torque,"...

  • Page 43: Pin Assignment

    Reference General specifications Ambient temperature 0 to +40 °C [+32 to +104 °F] (non-freezing) Ambient Humidity 85% or less (non-condensing) Altitude Up to 1000 m (3300 ft.) above sea level No corrosive gas or dust. Cannot be used in radioactive materials, magnetic field, vacuum or Surrounding atmosphere other special environment.
  • Page 44 • 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:

Bmud30-a2Bmud30-c2Bmud60-a2Bmud60-c2Bmud120-a2Bmud120-c2

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