Wiring - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Remote Maintenance
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.
4 Wiring
4.1 Wiring Procedure
A
B
C
D
E
F
G
H
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