Fastech Ezi-STEP Operating Manual

Bipolar step drive unipolar step drive

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Summary of Contents for Fastech Ezi-STEP

  • Page 2 Fastech Co.,Ltd. Table of Contents...
  • Page 3: Before Operating

    Before operating Thank you for purchasing Ezi-STEP. For high-speed and high-precision drive of a stepping motor, Ezi-STEP is an unique drive that adopts a new control scheme owing to an on-board high-performance 32bit digital signal processor. This manual describes handling, maintenance, repair, diagnosis and troubleshooting of Ezi- STEP.
  • Page 4: Connect Cables

    Fastech Co.,Ltd. Check the Status of the Ezi-STEP. Do not install a damaged Ezi-STEP or a Ezi-STEP with a missing Attention part. Otherwise, the user may get injured. Install. Carefully move the Ezi-STEP. Dropping the product on the user s foot may cause aninjury.
  • Page 5: Main Characteristics

    The high-performance DSP resolves the basic resolution of 1.8 up to maximum 0.0072 (1/250 steps). Contrary to a conventional drive, Ezi-STEP adjusts PWM control signal in every 25 usec, which makes it possible to more precise current control and realizes a high-precision microstep operation.
  • Page 6: Model Naming

    Diverse Output Signal Monitoring Besides alarming loss-of-synchronization, there are various warning signals depending on the alarm issued. Also, Ezi-STEP provides an easy interface to communicate with an upper controller by issuing RUN/STOP signal. (The type of alarm issued can be identified by LED indicator)
  • Page 7: Drive Specifications

    4. Specifications 4.1 Drive Specifications EzStep-BD-56-S/M/L EzStep-BD-42-S/M/L Type EzStep-UD-56-S/M/L EzStep-UD-42-S/M/L Drive Method PWM drive with 32bit DSP Input Voltage 24 VDC 10% 0 ~ +50 Operate Temp. Reserve -20 ~ +70 35~85% RH (Non condensing) Operate Humidity Reserve 10~90% RH (Non condensing) Vib.
  • Page 8 Fastech Co.,Ltd. 4.2 Drive Dimension(mm)
  • Page 9: Motor Specifications

    4.3 Motor Specifications 4.3.1 Bipolar Series 4.3.1.1 Bipolar - 42mm Unit : mm...
  • Page 10 Fastech Co.,Ltd. 4.3.1.2 Bipolar - 56mm Unit : mm...
  • Page 11 4.3.2 Unipolar Series 4.3.2.1 Unipolar - 42mm Unit : mm...
  • Page 12 Fastech Co.,Ltd. 4.3.2.2 Unipolar - 56mm Unit : mm...
  • Page 13 5. Motor Torque Characteristics 5.1 Bipolar Motor...
  • Page 14 Fastech Co.,Ltd. 5.2 Unipolar Motor...
  • Page 15: Installation And Cabling

    3) If the temperature of the case is higher than 50 , radiate heat of the outside to cool down the case. 4) Do not install Ezi-STEP under direct rays, near magnetic or radioactive objects. 5) If you set more than 2 drives, you must set over 20mm horizontally and over 50mm...
  • Page 16: Connection Diagram

    Fastech Co.,Ltd. 6.2 Connection Diagram 6.2.1 Bipolar Connection Alarm Reset signal line is also used for Motor FREE signal. (For details, please refer to the section for Control Input/Output signal)
  • Page 17 6.2.2 Unipolar Connection Alarm Reset signal line is also used for Motor FREE signal. (For details, please refer to the section for Control Input/Output signal)
  • Page 18: Setting And Operating

    Fastech Co.,Ltd. 7. Setting and Operating In case of Bipolar Drive 7.1 Status monitor LED 7.1.1 Status LED Function and Condition Color Flash Condition Status Function Lights when power is ON Green Power input indication Flashs when motor is Free status...
  • Page 19: Setting Up Parameters

    The set-up program is supplied with the product on a companion CD. It is recommended to make a copy of the program in any folder on your computer. Then please execute the program, named “Ezi-STEP Setup.exe”, from the folder. Please select an appropriate Prot No. and press button.
  • Page 20 Stop Current means the motor current value automatically set in 0.1 sec after motor stops. This is to prevent the overheat of a motor when the motor is under long time idling. Select a desired Stop Current by pressing button on Ezi-STEP Setup screen. The unit of the selection values is a percentage. Press button to store the value selected into the drive.
  • Page 21 * The default factory setting is Normal. [CAUTION] : When you selet ‘lnverse’ : It can be ‘Motor Free’ status when powen is applied to Ezi-STEP during Signal Connector(CN2)is not connected. The power led(green)is flash to show the status of ‘Motor Free’.
  • Page 22 Fastech Co.,Ltd. 8. Connectors 8.1 Power Connector(CN1) 8.2 Motor Connector(CN2)- Bipolar Drive 8.3 Motor Connector(CN2)- Unipolar Drive 8.4 Signal Connector(CN4)
  • Page 23: External Wiring Diagram

    8.5 RS232C(CN3) 9. External Wiring Diagram Control Unit Motion Controller Network Motion Controller Power +24VDC Type Power Cable Motor Cable Signal Cable RS232C Cable Standard Length 30cm Max. Length...
  • Page 24 Fastech Co.,Ltd. 10. Control signal Input/Output Description 10.1 Input signals CW, CCW Input Motor Free Input Alarm Reset Input...
  • Page 25 10.2 Output signals Alarm Output Run/Stop Output...
  • Page 26 Fastech Co.,Ltd.

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