Omron NV3Q Connection Manual page 104

MICRO-EH Series
Connecting Using an
RH45 Connector and
User-made Cable
PLC type Link interface
MICRO-EH Port 1 on CPU
Series Module
14 points
20 points
23 points
28 points
40 points
64 points
80
Hitachi PLC
RJ45 Modular Port
Note Circled numbers 1 to 8 are the pin numbers of the RJ45 Connector
in the connection diagram.
■
Connection Diagram (Socket Side of Port 1 Viewed from Front of Module)
RJ45 Connector on
Hitachi PLC
Signal
Pin No.
1
2
3
ER1
4
ER2
5
6
7
8
Note (1) Settings depend on the port and communications method. Check the
communications settings given previously.
(2) The model with 10 points cannot be used.
User-made cable
Connection diagram
To power
PT
supply
Pin No.
SG
CD
SD
RD
DR
RS
Signal
1 +
2 -
3
FG
4 SD
5 RD
6 NC
7 NC
8 SG
Section 9-2
PT
PT
NV3W, NV4W,
or NV3Q for
RS-232C