12V Modbus RTU 1Channel Relay Module, Input Optocoupler Isolation RS485 MCU for Arduino

PRODUCT DESCRIPTION

This module features a single channel for the Modbus RTU relay and is equipped with a dependable 8-bit MCU and an RS485 level communication chip. It adheres to the standard Modbus RTU protocol for RS485 communication. The module is capable of detecting 2-bit input signals and providing 2-bit relay outputs, making it ideal for digital detection or power control applications.

Application:

1. This product is compatible with any MCU control. It can be used for industrial applications, PLC control, and smart home control.

Features:

1. This text describes the features of a device that uses Modbus serial communication, relay switching output, and convenient AT command control. A possible rewrite is:- Communicate with other devices via Modbus serial protocol
   – Switch relays on and off with output signals
   – Control the device easily with AT commands

Specification:

1.   Product Name:1 Bit ModbusRTU Relay Module
2.   Working Voltage: DC 12V
3.   Working Current:1A
4.   Work Temperature:-25℃~85℃
5.   Work Humidity:5%~95%RH
6.   Size:84*27*20mm

Package Includes:

1 x 12V Modbus RTU 1 Channels Relay Module