OS57 Microstepping Driver
Microstepping Driver for Smooth and Precise Motion Control
OS57 microstepping driver for two-phase stepper motors, offering adjustable output current and microstepping settings for smooth, stable and precise motion control.
Key Specifications
- Up to 4.0 A selectable output current
- Microstepping from 200 to 25,000
- Pulse frequency up to 200 kHz
- DC 24–48 V power supply
- Supports 4-, 6- and 8-wire two-phase stepper motors
Overview
The OS57 microstepping driver is designed for two-phase stepper motor control in small and medium-sized automation equipment. Its adjustable current and microstepping settings allow the driver to be configured for different motor and motion-control requirements.
The driver provides selectable output current settings from 1.0 A to 4.0 A and multiple microstepping options from 200 to 25,000 pulses per revolution, helping achieve smoother motor operation and flexible motion control.
With a pulse response frequency of up to 200 kHz, the OS57 is suitable for applications requiring stable operation and high-speed pulse control.
Key Features
Flexible Current Adjustment
Selectable output current settings from 1.0 A to 4.0 A according to the supplied configuration table.
Wide Microstepping Range
Provides selectable microstepping settings from 200 to 25,000 pulses/revolution.
High-Speed Pulse Response
Maximum pulse response frequency of up to 200 kHz.
Multiple Motor Connections
Supports 4-, 6- and 8-wire two-phase stepper motors.
Applications
The OS57 is suitable for small and medium-sized automation equipment and motion-control applications, including:
- CNC machines
- Engraving machines
- Wire stripping machines
- Marking machines
- Cutting machines
- Laser imaging equipment
- Plotters
- Automatic assembly equipment
It is particularly suitable for applications requiring stable operation, flexible motion settings and high-speed pulse control.
Technical Specifications
| Parameter | Specification |
|---|---|
| Driver Type | Open-Loop Stepper Motor Driver |
| Motor Type | Two-Phase Stepper Motor |
| Output Current | 1.0–4.0 A selectable |
| Supply Voltage | DC 24–48 V |
| Pulse Response Frequency | Up to 200 kHz |
| Microstepping | 200–25,000 pulses/revolution |
| Compatible Motor Wiring | 4-, 6- and 8-wire |
| Protection | Overcurrent, overvoltage and related protection functions |
Current Setting
Adjustable Current Settings
The OS57 Microstepping Driver provides multiple output-current settings through the onboard switch configuration. This allows the driver to be matched to different stepper motor requirements.
| Current | SW1 | SW2 | SW3 | SW4 |
|---|---|---|---|---|
| 1.0 A | ON | ON | ON | ON |
| 1.5 A | OFF | ON | ON | ON |
| 1.9 A | ON | OFF | ON | ON |
| 2.3 A | OFF | OFF | ON | ON |
| 2.7 A | ON | ON | OFF | ON |
| 3.1 A | OFF | ON | OFF | ON |
| 3.5 A | ON | OFF | OFF | ON |
| 4.0 A | OFF | OFF | OFF | ON |
Microstepping Settings
The OS57 supports a wide range of microstepping settings, allowing users to select the appropriate pulse resolution for different motion-control requirements.
Microstepping Configuration — 200 to 25,600 pulses/revolution
| Microstepping (pulses/rev) | SW5 | SW6 | SW7 | SW8 |
|---|---|---|---|---|
| 200 | ON | ON | ON | ON |
| 400 | OFF | ON | ON | ON |
| 800 | ON | OFF | ON | ON |
| 1,600 | OFF | OFF | ON | ON |
| 3,200 | ON | ON | OFF | ON |
| 6,400 | OFF | ON | OFF | ON |
| 12,800 | ON | OFF | OFF | ON |
| 25,600 | OFF | OFF | OFF | ON |
Microstepping Configuration — 1,000 to 25,000 pulses/revolution
| Microstepping (pulses/rev) | SW5 | SW6 | SW7 | SW8 |
|---|---|---|---|---|
| 1,000 | ON | ON | ON | OFF |
| 2,000 | OFF | ON | ON | OFF |
| 4,000 | ON | OFF | ON | OFF |
| 5,000 | OFF | OFF | ON | OFF |
| 8,000 | ON | ON | OFF | OFF |
| 10,000 | OFF | ON | OFF | OFF |
| 20,000 | ON | OFF | OFF | OFF |
| 25,000 | OFF | OFF | OFF | OFF |
Control Signal & Wiring
The OS57 Microstepping Driver provides pulse, direction and enable interfaces for connection with external motion controllers. The driver also supports multiple wiring configurations for compatible two-phase stepper motors.
| Signal | Function |
|---|---|
| PUL | Pulse signal |
| DIR | Direction signal |
| ENA | Enable signal |
| V+ / V− | DC power supply |
| A+ / A− | Motor phase A |
| B+ / B− | Motor phase B |
Installation Dimensions
For mechanical integration, please refer to the installation dimensions of the OS57 driver and confirm mounting positions and overall dimensions before installation.
Why Choose the OS57 Microstepping Driver?
- Flexible Current Selection
Selectable output-current settings help match the driver to different two-phase stepper motor requirements. - Wide Microstepping Range
Supports multiple microstepping settings from 200 to 25,000 pulses/revolution for flexible motion-control configuration. - High-Speed Pulse Response
Pulse response frequency of up to 200 kHz supports high-speed motion-control applications. - Multiple Motor Wiring Options
Supports 4-, 6- and 8-wire two-phase stepper motors according to the supplied wiring information. - Built-In Protection Functions
Includes protection functions for overcurrent, overvoltage and tracking-error conditions as specified in the product documentation.
FAQ
1. What type of motors can the OS57 drive?
A: The OS57 is designed for two-phase stepper motors and supports 4-, 6- and 8-wire motor configurations according to the supplied wiring information.
2. What is the output current range?
A: The supplied product information indicates adjustable microstepping from 1 to 256.
3. What microstepping settings are available?
A: The OS57 provides multiple microstepping settings ranging from 200 to 25,000 pulses per revolution.
4. What power supply does the OS57 use?
A: The supplied OS57 documentation specifies a DC 24–48 V power supply.
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