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5-120 23. MODICON PLC
23. MODICON PLC
Available PLCs
Communication Setting
The recommended communication parameter settings of the PLC and the V7 series is as follows:
Available Memory
The available memory setting range varies depending on the PLC model. Be sure to set within the
range available with the PLC to be used. Use [TYPE] when assigning the indirect memory for macro
programs.
Select PLC Type PLC Unit/Port Connection
Modbus RTU Modbus RTU Modbus RS-232C [Wiring Diagram 1]
Item Setting on PLC V7 Comm. Parameter Setting
Baud rate 9600 bps 9600 bps
Port 1 1
Parity Even Even
Transmission code
Data length 8 8
Stop bit 1 1
Memory TYPE Remarks
4 (holding register) 0
3 (input register) 1
0 (output coil) 4
1 (input relay) 6 Read only