Omron NV3Q Connection Manual page 60

PROVISER TCmini Series
3-1-2 RS-485 Connections
Connection Diagram for 7-pin Connector on PLC
PLC
Pin No. Signal
1 TxD+
2 TxD−
3 RxD+
4 RxD−
GND
5
6 P5V
7 FG
Connection Diagram for 8-pin Connector on PLC
PLC
Pin No. Signal
1 TxD+
2 TxD−
3 RxD+
4 RxD−
5 GND
6 P5V
7 NC
8 FG
36
Connection diagram
To power
PT
supply
Pin No.
1
2
3
4
5
6
7
8
Connection diagram
To power
PT
supply
Pin No.
1
2
3
4
5
6
7
8
Signal
+
−
FG
+SD
−SD
+RD
−RD
E
Signal
+
−
FG
+SD
−SD
+RD
−RD
E
Section 3-1
PT
NV3W, NV4W, or NV3Q for
RS-485
PT
NV3W, NV4W, or NV3Q for
RS-485