RS485 Modbus relay module is equipped with mature and stable 8-bit MCU and RS485 level communication chip, using standard MODBUS RTU format RS485 communication protocol.
Baud rate, input signal, relay status, device address can be read by software/command.
Can realize 2/3/4 way input signal detection, 2/3/4 way relay output.
Baud rate: 4800/9600/19200, default 9600bps, support power-down save, can be used for digital detection or power control occasions.
With diode lag current protection, optocoupler protection circuit, short response time, on-board 2-way/3-way/4-way 5V, 10A/250VAC 10A/30VDC relay, can be continuously absorbed 100,000 times.
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