Cable Fabrication - Omron NB3Q-TW**B series Connection Manual

4 Connecting to Schneider PLCs
4-5

Cable Fabrication

When Using Schneider Modicon Uni-TelWay Protocol
 RS232 Communication Cable
Use serial port programming cable manufactured by Schneider directly to communicate with PT.
Note Direct the middle cable knob to position 2 and add a RS232 cable directly between the PT and
programming cable.
 RS485 Communication Cable
D-Sub
9Pin
(Female)
When Using Modbus RTU Protocol
 RS232 Communication Cable
Use serial port programming cable manufactured by Schneider directly to communicate with PT.
Note Direct the middle cable knob to position 3
 RS485 Communication Cable
D-Sub
9Pin
(Female)
When Using Schneider Twido Modbus RTU Protocol
 RS232 Communication Cable
Use serial port communication cable manufactured by Schneider directly to communicate with PT.
 RS485 Communication Cable
D-Sub
9Pin
(Female)
4-14
PT (COM2)
Signa l Pin No.
RDB+ 6
RDA- 8
SG 9
4
Terminal R1
5
Terminal R2
PT (COM2)
Signa l Pin No.
RDB+ 6
RDA- 8
SG 9
Terminal R1 4
5
Terminal R2
PT (COM2)
Signa l Pin No.
RDB+ 6
RDA- 8
SG
9
Terminal R1 4
5
Terminal R2
NB-series Programmable Terminals Host Connection Manual (V108)
PLC
Pin No. Signal
8Pin Mini
1 D+
DIN
2 D-
(Female)
7 GND
PLC
Pin No. Signal
1 D+
8Pin Mini
2 D- DIN
(Female)
5 DPT
7 GND
PLC
Pin No. Signal
1 A+
8Pin Mini
2 B- DIN
5 DPT (Female)
7 GND