I-23
FX Series PLC User's Manual - Data Communication Edition
Remote Maintenance
4 Wiring
4.1 Wiring Procedure
A
Common Items
B
N:N Network
C
Parallel Link
D
Computer Link
E
Inverter
Communication
F
Non-Protocol
Communication
(RS/RS2 Instruction)
G
Non-Protocol
Communication
(FX
2N
-232IF)
H
Programming
Communication
I
Remote
Maintenance
Apx.A
Discontinued
models
4. Wiring
This chapter explains the wiring.
4.1 Wiring Procedure
1 Turning OFF the PLC power
Before starting any wiring work, make sure that the PLC power is OFF.
2 Checking the connector shape
When a cable is included with the modem, check the shape of the RS-232C connector in the
personal computer to be connected, the shape of the connector in the communication equipment
operating in accordance with RS-232C for the PLC, and male or female type.
3 Connecting the RS-232C ports in the modem and the PLC with a cable
Check the shape of the connector (number of pins) in the communication equipment operating in
accordance with RS-232C to be connected to the PLC. Each cable has either connector shape:
- 9-pin D-Sub, female
- 25-pin D-Sub, male
4
Connecting the personal computer and the modem with a cable for remote access
Check the shape of the RS-232C connector (number of pins) on the personal computer for remote access.
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