Modbus Protocol for TC Module A0

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2. Category Name Reference Data Address Remarks Firmware Firmware Version 400001 0000H String Current 400004 0003H Temperture #1 400005 0004H Temperture #2 400006 0005H Command Reset 400008 0007H Modifys the value in the register to 0xF0F0 , the module will perform a Module Address 400010 0009H The default address is 1. Baut Rate 400017 0010H The default value is 9600BPS. Data Parameters

1. MODBUS Protocol 1 Communications interface 2 Bits per Byte All Used in RTU mode, the default Bits per Byte listed as followed. START 1 2 3 4 5 6 7 8 STOP 3 Communication rate The default is 9600BPS. 4 Data Format Category Conversion method Unit String Curren t /10 A Temperature /10 °C 5 Address Each module has a address which can be changed modifying the value in the address of 400010. Communicates over a RS485 port on the converter. The port on the TC module is a UART port which can not be communicated with a device directly. All values with two bytes, the highest bit indicates sign if it’s a temperature or a current.(0 for positive and 1 for negative)

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