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User Manual
DM542Y
Open Loop Stepper Driver
Pulse type open loop stepper driver instruction manual
Version：V1.0
©2025 All Rights Reserved
Address: 15-4, #799 Hushan Road, Jiangning, Nanjing, China
Tel: 0086-2587156578
Web: www.omc-stepperonline.com
Sales: sales@stepperonline.com
Support: technical@stepperonline.com
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Summary of Contents for StepperOnline DM542Y
- Page 1 User Manual DM542Y Open Loop Stepper Driver Pulse type open loop stepper driver instruction manual Version：V1.0 ©2025 All Rights Reserved Address: 15-4, #799 Hushan Road, Jiangning, Nanjing, China Tel: 0086-2587156578 Web: www.omc-stepperonline.com Sales: sales@stepperonline.com Support: technical@stepperonline.com...
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Page 2: Table Of Contents
DM542Y instruction manual V1.0 Catalogue Catalogue .................................2 Revision history ..............................1 Introduction ............................... 2 Chapter 1 Overview ............................3 1.1 Product introduction .......................... 3 1.2 Peculiarity ............................3 1.3 Application field ..........................4 Chapter 2 Performance Indicators ........................ 5 2.1 Electrical characteristic ........................5 2.2 Using environment .......................... -
Page 3: Revision History
DM542Y instruction manual V1.0 Revision history Version Description Date Remark First edition release V1.0 2024.11.30... -
Page 4: Catalogue
DM542Y instruction manual V1.0 Introduction Thank you for using this stepper drive. Before using this product, be sure to read this manual carefully to understand the necessary safety information, precautions, and operation methods. The wrong operation can lead to extremely serious consequences. -
Page 5: Chapter 1 Overview
Chapter 1 Overview 1.1 Product introduction DM542Y is a high-performance digital stepper driver based on a new generation of digital control technology, driving voltage DC20~50V. The adaptive current peak is below 4.2A, the outer diameter of 42mm, 57mm of various types of two-phase hybrid stepping motor. -
Page 6: Application Field
DM542Y instruction manual V1.0 1.3 Application field Mainly used in medical equipment, dispenser, engraving machine, laser equipment, labeling machine, electronic equipment, advertising equipment and other automation equipment. The application effect is especially good in the equipment that users expect low heat, small noise, low... -
Page 7: Chapter 2 Performance Indicators
DM542Y instruction manual V1.0 Chapter 2 Performance Indicators 2.1 Electrical characteristic DM542Y Argument Minimum Maximum Typical value Unit value value Continuous output current Input supply voltage Logic input current Pulse frequency Insulation MΩ resistance 2.2 Using environment Cooling mode Natural cooling... -
Page 8: Chapter 3 Installation
DM542Y instruction manual V1.0 Chapter 3 Installation 3.1 Mounting dimension flank head Installation size drawing（unit：mm） 3.2 Installation Methods When installing the driver, please use the upright side installation to form strong air convection on the driver surface; If necessary, install a fan close to the driver to force the heat to dissipate to ensure that the driver works within the reliable operating temperature range (the reliable operating temperature of the driver is usually within 50°C, and the operating temperature of the motor is within 80°C). -
Page 9: Chapter 4 Driver Ports And Wiring
DM542Y instruction manual V1.0 Chapter 4 Driver Ports and Wiring 4.1 Wiring diagram Use the DM542Y drive according to the interface diagram: Power & Fault indicator Step pulse signal+ Step pulse signal- Direction control signal+ Direction control signal- Motor release signal+... -
Page 10: Port Definition
DM542Y instruction manual V1.0 4.2 Port Definition 4.2.1 Status indicator light Color Name Features Power indicator Green When the power is on, the green indicator lights up. light Drive overcurrent: Flash once Fault indicator Drive overvoltage: Flash twice light Drive undervoltage: Flash three times 4.2.2 Control signal input port... -
Page 11: Dip Switch
Subdivision setting 4.3 Input/output port operation The DM542Y driver has three digital inputs, photoelectric isolation, and the signal supports 5V-24V input. When the input signal is higher than 24V, the series current limiting resistance is required at the signal input end. The specific wiring diagram is as follows: input：... -
Page 12: Signal Input Timing Diagram
DM542Y instruction manual V1.0 Pulse signal Common negative connection Differential connection 4.4 Signal input timing diagram DM542Y driver In order to avoid abnormal operation of the driver control motor, please refer to the following diagram for the timing diagram of the input signal:... -
Page 13: Chapter 5 Drive Operation Parameter Settings
DM542Y instruction manual V1.0 Chapter 5 Drive operation parameter Settings The DM542Y stepper motor driver uses a 6-bit dip switch to set the driver current and subdivision. The specific Settings are as follows: 5.1 Driver current setting The DM542Y driver sets the peak output current or RMS value through SW1, SW2, SW3 dip switches. -
Page 14: Lock Current
DM542Y instruction manual V1.0 5.3 Lock current The DM542Y driver uses the SW4 dip switch to set the percentage of lock current when the motor is stationary, as follows: Percentage of lock current Half flow lock Full flow lock 5.4 MF motor release signal... -
Page 15: Chapter 6 Driver Status Indicators
DM542Y instruction manual V1.0 Chapter 6 Driver Status Indicators The DM542Y driver has an alarm prompt. After the driver alarms, the alarm indicator state indicates the alarm information of the driver. The specific alarm information is shown in the following table. -
Page 16: Chapter 7 General Troubleshooting Methods
DM542Y instruction manual V1.0 Chapter 7 General Troubleshooting methods Phenome Possible situation Solution measure Check the power supply circuit. The power supply The power light is off is normal The motor locks the shaft but The IO signal is weak and the signal current is...
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