Omron NV3W Connection Manual page 39

FP-X Series
PLC
FP-X
RS-485, 1 channel
and RS-232C, 1
PLC COM4
channel (AFPX-
COM4)
Communications
cable: Loose wires
Note Turn ON the switch on the back of the AFPX-COM4 Cas-
FP-X
Ethernet, 1 channel
and RS-232C 1
channel
(AFPX-COM5)
PLC COM5
Note Connection
via Ethernet is
not possible.
Communications
cable: Loose wires
Connection diagram
To power supply
Pin Signal
S+ +
−
S−
SD SD
RD RD
SG SG
To
power
supply
sette.
To power supply
Signal
Pin
SD SD
RD RD
SG SG
PT (RS-485)
Pin No. Signal
1 +
−
2
FG
3
4 +SD
−SD
5
6 +RD
−RD
7
8 E
PT (RS-232C)
Pin No.
Signal
1 +
−
2
3
FG
4 SD
RD
5
6
NC
7 NC
8 SG
PT (RS-232C)
Pin No. Signal
1 +
−
2
3 FG
4 SD
5 RD
6
NC
7 NC
8 SG
Section 2-1
PT
NV3W (-V1), NV4W, or NV3Q
for RS-485 and RS-232C
NV3W (-V1), NV4W, or NV3Q
for RS-232C
17