Description
Query about alarm status:
FF 02 00 00 00 08 6C 12
Response from the device:
FF 02 01 01 51 A0 – OK (normal status)
FF 02 01 00 90 60 – ALARM (alarm status)
Communication description – The ModbusRTU frame consists of the device address, function code, register address, register data, and checksum. The frame length is associated with the function code.
TECHNICAL DATA
Power supply: | DC 7-24V |
Inputs/Outputs: | 2DI, Modbus-RTU |
Transmission speed: | 9600bps |
Default adress: | 255 |