Moxa CP-114-DB25M Manuel d'utilisateur télécharger pdf (Page 40)

RS-422 Cable Wiring

The RS-422 standard uses a balanced voltage digital interface to allow 9600 bps communication

over cables of up to 400 ft (1.2 km) in length. Ten receivers can be connected to any one driver for

broadcasting systems.

RS-422 pin outs for Industio CP-114 Series:

Male DB9

1 TxD-(A)

2 TxD+(B)

1 TxD-(A)

5-4 Industio CP-114 User's Manual

3 RxD+(B)

4 RxD-(A)

5 GND

6 RTS-(A)

7 RTS+(B)

8 CTS+(B)

9 CTS-(A)

Male DB25

-------------------------

2 RxD+(B)

3 TxD+(B)

4 RTS+(B)

5 CTS+(B)

6 RTS-(A)

7 GND

8 TxD-(A)

20 RxD-(A)

22 CTS-(A)

RS-422 Point-to-point RS-422 Broadcasting

CP-114 RS-422 Device CP-114 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

CP-114 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)

2 TxD+(B)

3 RxD+(B)

RTS-(A) 6

RTS+(B) 7

CTS+(B) 8

CTS-(A) 9

4 RxD-(A)

5 GND

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 46 47

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Moxa CP-114-DB25M Manuel d'utilisateur Page 40

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