12V Modbus RTU 8 Channels Relay Module Input Optocoupler Isolation RS485 MCU

This is a 12V Modbus RTU 8 Channels Relay Module Input Optocoupler Isolation RS485 MCU. It is used to control various appliances and other equipment with a large current. It can be controlled directly by a Micro-controller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic). 12V 8-Channel Relay interface board and each one needs 50-60mA Driver Current. Equipped with high-current relay, AC250V 10A ; DC30V 10A.

Specification:

• Product Name:8 Bit ModbusRTU Relay Module
• MCU: One STM8S103K
• Working Voltage: DC 12 V
• Work Temperature:-25℃~85℃
• Work Humidity:5%~95%RH
• Size:140*80*20mm

Features:

• Modbus serial communication
• Relay switching output
• Convenient AT command control

Package Includes:

• 1 x 12V Modbus RTU 8 Channels Relay Module Input Optocoupler Isolation RS485 MCU