![]() ![]() 0xFF00 means turn ON relay and 0x0000 means turn OFF relay The 3rd and 4th byte are relay addresses.Suppose the device address is 0xFF so return 00 10 00 00 00 01 02 00 FF EB 80 and the 9th btye is the devices address. Relay Contorl Mode: ON/OFF, Delay_ON, Delay_OFF mode.It can be used for digital detection or power control occasions. It can realize 2-bit input signal detection and provides a 2-bit relay output. This is a one channel Modbus RTU relay module equipped with stable 8-bit MCU and RS485 level communication chip, adopting standard MODBUS RTU format RS485 communication protocol.
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