shield
7
RTS+
CTS–
CTS+
RTS–
RXD–
RXD+
TXD–
TXD+
GND
DirectLOGIC
DL205 PLC
DirectLOGIC
DL06 PLC
HD = High Density
10 9 6 13 11 14 12 15
15-pin
HD D-sub
(male)
8 = do not use
7 = Sig GND
6 = RXD–
5 = do not use
4 = do not use
3 = do not use
2 = do not use
1 = do not use
15 = CTS–
14 = CTS+
13 = RXD+
12 = RTS-
11 = RTS+
10 = TXD–
9 = TXD+
1
6
15
7
RTS+
CTS–
CTS+
RTS–
RXD–
RXD+
TXD–
TXD+
GND
10 9 6 13 11 14 12 15
TXD+
TXD
Signal GND
Signal GND
Typical RS-422 Multi-Drop Wiring Diagram
Port 2
Shielded Cable
Shielded Cable
To DL06 PLC port 2
Port 2
To D2-250-1 PLC port 2
RXD
RXD+
TXD+
TXD
RXD
RXD+
*
* Termination resistors required at both ends of the
network receive data signals to match the impedance
of the cable (between 100 and 500 ohms).
(Slave)
(Slave)
RXD
RX
X
SG
+5V
2 2
RXD
TXD
ZL CMA15L
X+
RS4 2/ 85
RX+
RXD
RX
TX
SG
+5V
TXD
32
RXD
TXD
L-CMA1 L
S422 48
RX+
Cable Adapter
(ZL CMA15L shown)
When connecting to a DirectLogic PLC
use connector ZL-CMA15L or ZL-CMA15
Cable Adapter
(ZL CMA15L shown)
Notes: 1. We recommend Belden 8103 shielded cable or equivalent.
2. Wiring Diagram for this example, ZL-CMA15(L), on page 6-27
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