Omron NTXS - Page 30

Hardware
24
NT3S-ST121B-E
Com1 and Com2 Ports
Port Type: DB9 Female
Pin Name Description
Number
1 TX+ Transmit +
2 232TXD Transmit 232
3 RXD Receive 232 / CMOS
4 RX+ Receive +
5 GND Circuit Ground
6 VCC +5 VDC
7 CMOSTXD Transmit CMOS
8 TX- Transmit -
9 RX- Receive -
NT3S-ST123B-E / NT3S-ST124B-E
Com1 Port
Port Type: DB9 Female
Pin Name Description
Number
1 TX+ Transmit +
2 232TXD Transmit 232
3 RXD Receive 232 / CMOS
4 RX+ Receive +
5 GND Circuit Ground
6 VCC +5 VDC
7 CMOSTXD Transmit CMOS
8 TX- Transmit -
9 RX- Receive -