User Constructed Cables – Wiring Diagrams (cont’d)
Diagram 6
Diagram 7
6–27
Chapter 6: PLC Communications
6
EA1-TCL-M Hardware User Manual, 2nd Ed., 10/10
NOTE: The RS-422 and RS-485 wiring diagrams shown above are not for multi-drop networks involving
connecting more than one PLC to a panel. Refer to the wiring diagram examples starting on page 6-30 if more
than one PLC will be connected to a panel.
+5V
SD–
SD+
shield
Wiring Diagram
RD–
RD+
GND
TERM
SIGNAL GND
Note: Use the above wiring diagram to make your own cable. We recommend Belden 9842 shielded cable or equivalent.
RS-422/485 RX–
RS-422/485 TX–
RS-232 TXD
EA-COMCON-3
ZL-CMA15L
C-more Micro-Graphic
Serial Port2
RS-232 RXD
See ZL-CMA15L specifications on
termination resistor jumper.
TERMINATE
RXD
RX-
TX-
SG
+5V
TXD
232
RXD
TXD
ZL CMA15L
TX+
RS422/485
RX+
RS-422/485 RX+
RS-422/485 TX+
Direct
LOGIC ZIPLink ZL-CMA15L Adapter Module to EA-COMCON-3 Terminal Block Adapter
RS-422A PLC D2-250 (-1), D2-260 or DL06 Port 2
Direct
LOGIC ZIPLink DN-15TB Adapter Module to EA-COMCON-3 Terminal Block Adapter
RS-485A PLC D2-260 or DL06 only Port 2
B1 RXD–
RD–
SD–
shield
Wiring Diagram
SD+
RD+
GND
TERM
B2 TXD–
JDP1
DN 15TB
TX
RX
PWR
S1
Note: Use the above wiring diagram to make your own cable. We recommend Belden 9842 shielded cable or equivalent.
C1
A1
TB1
B4 RXD+
B5 TXD+
C1 RTS–
C5 CTS+
C2 CTS–
C4 RTS+
B3 GND
EA-COMCON-3
DN-15TB
Cable ZL-DN15TB-CBL
to 15-pin HD PLC Port
B5
C3 SHD
See DN-15TB specifications on
S1 Dip Switch Configuration
for RS485A.
C-more Micro-Graphic
Serial Port2
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