NAiS FP Series, User Manual

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FP
Σ
10.4 Connection Example of PLC Link
10 - 19
Setting of system register
When using a PLC link, the transmission format and baud rate are fixed as shown below.
- Communication format; Character Bit: 8 bits, Parity: Odd, Stop Bit: 1
- Baud rate: 115200 bps
Set the communication mode and the unit No. using the system registers.
Setting of unit No. and communication mode
Setting of FP
Σ
“unit No. 1”
No. Name Set value
No. 410 Unit No. for COM.1 port 1
No. 412 Communication mode for COM.1 port PC link
Setting of FP
Σ
“unit No. 2”
No. Name Set value
No. 410 Unit No. for COM.1 port 2
No. 412 Communication mode for COM.1 port PC link
Setting of FP
Σ
“unit No. 3”
No. Name Set value
No. 410 Unit No. for COM.1 port 3
No. 412 Communication mode for COM.1 port PC link
Make sure the same unit number is not used for more than one of the PLCs
connected through the PLC link function.
Tip