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Overview: The DM542S is a two phase digital stepper driver based on ARM. Its Microstep resolution and output current are programmable. And it has advanced control algorithm which brings a unique level of system smoothness, provides optimum torque and mid-range instability. The control algorithm of Multi-Stepping can allow stepper motor a smooth system performance.Its unique features make the DM542S an ideal solution to applications. Key Features: *Parameter auto-setup and motor self-test *Multi-Stepping inside, Small noise, low heat, smooth movement *Torque compensation at high speed *Variable current control technology, High current efficiency *Accelerate and decelerate control inside, Great improvement in smoothness of starting or stopping the motor *Storage the position of motor *Optically isolated input and compatible with 5V or 24V *User-defined microsteps *Micro-step resolutions and Output current programmable *Over current and over voltage protection *Automatic detection, flexible selection of pulse edge count mode *Green light means running while red light means protection or off line Technological Index: *Input Voltage: DC 24V~48V *Max Pulse Frequency: 200K *Default Communication Rate: 57.6kbps *Overcurrent Protection: Peak 10A±10% *Over voltage Protection: Peak 60VDC *Overall Dimensions(mm): 118x75.5x34 *Weight: Approximate 260g *Environment: Avoid dust,oil fog and corrosive gases *Operating Temperature: 0~70℃ *Storage Temperature: -20℃~+80℃ *Humidity: 40~90%RH *Cooling method: Natural cooling or forced air cooling Packing List: 1 x Stepper Driver DM542S