The original Songchuan relay is used, and the performance is stable and reliable;

Compatible with the positive control and negative control two input modes;

Each channel has an LED indicator to indicate the working state of the current channel;

Each channel is isolated by optocoupler to prevent interference;

At the same time, the power supply and "X" control end can be controlled independently;

The module adopts the standard "din" rail type installation design;

Standard 5.08 spacing terminal is used for interface;