1.4 Related Parameter Description
1.4.1 Parameter Description
Serial communication Baud
rate for COM1
Serial communication Baud
rate for PU
Communication protocol
selection for COM1
0: Modbus Protocol
1: Shihlin Protocol
2: PLC P.810 07-25 Communication Protocol
Communication protocol
selection for PU
Built-in PLC supports MODBUS protocol station
number 1~254
0: No parity check
1: Odd
2: Even
0:1、7、N、2 (Modbus, ASCII)
1:1、7、E、1 (Modbus, ASCII)
2:1、7、O、1 (Modbus, ASCII)
3:1、8、N、2 (Modbus, RTU)
4:1、8、E、1 (Modbus, RTU)
5:1、8、O、1 (Modbus, RTU)
0: PLC function is invalid
1: The PLC function is valid, and the PLC RUN signal
comes from the external terminal input signal or
P.781.
2: The PLC function is valid, and the PLC RUN signal
comes from the external terminal input signal.
0: No effect
1: If 10-55(P.780) = 1, PLC will run.
0: invalid
1: Erase the PLC program, the parameter value is 0
after the erase is successful.
PLC component monitoring
selection
0: Invalid monitoring
1~326: Corresponding to different types of
component monitoring.
PLC component monitoring
value
The parameter value is the state of the component