| RS-422 Point-to-point | | RS-422 Broadcasting |
| | | | | | | | | | | |
CI-134 | | | RS-422 Device | CI-134 | | | | | RS-422 Device 1 |
2 | TxD+(B) | | | RxD+(B) | 2 | TxD+(B) | | | | | RxD+(B) |
| | | | |
1 | TxD-(A) | | | RxD-(A) | 3 | RxD+(B) | | | | | TxD+(B) |
|
3 | RxD+(B) | | | TxD+(B) | 1 | TxD-(A) | | | | | | RxD-(A) |
| | | | |
4 | RxD-(A) | | | TxD-(A) | 4 | RxD-(A) | | | | | TxD-(A) |
5 | GND | | | | GND | 5 | GND | | | | | GND |
| | | | |
RS-422 Device N
RxD+(B)
TxD+(B)
RxD-(A)
TxD-(A)
GND
RS-422 with Handshaking
CI-134 | | RS-422 Device |
2 | TxD+(B) | | RxD+(B) |
|
1 | TxD-(A) | | RxD-(A) |
|
3 | RxD+(B) | | TxD+(B) |
|
4 | RxD-(A) | | TxD-(A) |
5 | GND | | GND |
|
7 | RTS+(B) | | CTS+(B) |
|
6 | RTS-(A) | | CTS-(A) |
|
8 | CTS+(B) | | RTS+(B) |
9 | CTS-(A) | | RTS-(A) |
5-2Industio CI-134 Series User’s Manual
