6–18
Chapter 6: PLC Communications
6
®
EA1-TCL-M Hardware User Manual, 1st Ed., 12/09
Cables from
AutomationDirect
– Wiring Diagrams (cont’d)
Direct
LOGIC:
Direct
Logic PLC 25-pin D-sub port: DL405, D3-350,
DL305 DCU, and all DCMs,
RS-232C (p/n EA-4CBL-2)
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
EA-4CBL-2
