Leisai DMA860H Digital Two-Phase Stepper Driver User Manual

About this manual

The Leisai DMA860H is a digital two-phase stepper motor driver utilizing 32-bit DSP technology. It supports microstepping settings from 400 to 51200 and allows for arbitrary current value settings within the rated current. The device features ultra-low vibration and noise, built-in high microstepping, and automatic parameter tuning to optimize motor performance. This manual is written in Chinese.

What's inside

• Product Introduction
• Electrical and Mechanical Indicators
• Driver Interface and Wiring
• Current and Microstepping Settings
• Power Supply Selection
• Motor Selection
• Protection Functions
• Common Questions

Frequently asked questions

What is the acceptable range for the AC input power voltage?

The AC input power voltage must be between 18VAC and 80VAC.

What is the minimum required pulse width for the control signal?

The pulse width must be greater than 1.2μs.