6–25
Chapter 6: PLC Communications
6
Cables from AutomationDirect - Wiring Diagrams (cont’d)
Mitsubishi:
Omron:
Mitsubishi FX Series 8-pin MINI-DIN,
RS-422A (p/n EA-MITSU-CBL-1)
8 = do not use
7 = do not use
6 = do not use
5 = Logic GND
4 = do not use
3 = do not use
2 = do not use
1 = Frame GND
To PLC
8-Pin Port
7
15 = do not use
14 = do not use
13 = Termination
12 = SD– (RS422)
11 = SD+ (RS422)
10 = RD– (RS422)
9 = RD+ (RS422)
1
15
1 = RD– (RS-422)
2 = RD+ (RS-422)
3 = Sig GND
4 = SD– (RS-422)
5 = do not use
6 = do not use
7 = SD+ (RS-422)
8 = do not use
15-pin
D-sub
(male)
4
3
SD+
SD–
GND
9
10
5
1
RD+
RD–
shield
Wiring Diagram
Note: Use the above wiring diagram if you need to make your own cable. We recommend Belden 8103 shielded cable or equivalent.
Mini Din
8-pin Male
12
345
67
8
RD+
RD–
2
1
11
12
SD+
SD–
Term.
13
To C-more Micro-Graphic
Serial Port2
EA-MITSU-CBL-1
EA1-MG6-USER-M Hardware User Manual, 1st Ed. Rev C, 09/10
®
Omron Host Link (C200 Adapter, C500),
RS-232C (p/n EA-OMRON-CBL)
8 = do not use
7 = do not use
6 = do not use
5 = Logic GND
4 = do not use
3 = RXD (232C)
2 = TXD (232C)
1 = Frame GND
To PLC
25-Pin Port
2
15 = do not use
14 = do not use
13 = do not use
12 = do not use
11 = do not use
10 = do not use
9 = do not use
1
15
15-pin
D-sub
(male)
3
7
TXD
RXD
GND
3
2
5
1
RXD
TXD
shield
25-pin
D-sub
(male)
Wiring Diagram
Note: Use the above wiring diagram if you need to make your own cable. We recommend using 22 AWG shielded cable.
4
RTS
5
CTS
1
25
25 = do not use
24 = do not use
23 = do not use
22 = do not use
21 = do not use
20 = do not use
19 = do not use
18 = do not use
17 = do not use
16 = do not use
15 = do not use
14 = do not use
13 = do not use
12 = do not use
11 = do not use
10 = do not use
9 = do not use
8 = do not use
7 = Signal GND
6 = do not use
5 = CTS
4 = RTS
3 = RXD
2 = TXD
1 = do not use
To C-more Micro-Graphic
Serial Port2
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