Description
This is a one-channel Modbus RTU relay module equipped with a stable 8-bit MCU and RS485 level communication chip, adopting standard MODBUS RTU format RS485 communication protocol. It can realize 2-bit input signal detection and provides a 2-bit relay output. It can be used for digital detection or power control occasions.
Application:
- Supports all MCU control.
- The industrial field.
- PLC control.
- Smart home control.
Features:
- .Modbus serial communication
- Relay switching output
- Convenient AT command control
Package Includes:
1 x 12V Modbus RTU 1 Channels Relay Module