Black Box LR1530A-EU-R3 Manuel d'utilisateur télécharger pdf (Page 90)

Servicing Information

RS530 / RS422 Link Pinouts

Contact

Number

Circuit

Name

Direction

To From

DCE DCE

1 Shield Protective Ground NA

2 BA (A) Transmitted Data X

3 BB (A) Received Data X

4 CA (A) Request to Send X

5 CB (A) Clear to Send X

6 CC (A) Data Set Ready X

7 AB Signal Ground NA

8 CF (A) Received Line Signal Detector X

9 DD (B) Receive Signal Element Timing (DCE Source) X

10 CF (B) Received Line Signal Detector X

11 DA (B) Transmit Signal Element Timing (DTE Source) X

12 DB (B) Transmit Signal Element Timing (DCE Source) X

13 CB (B) Clear to Send X

14 BA (B) Transmitted Data X

15 DB (A) Transmit Signal Element Timing (DCE Source) X

16 BB (B) Received Data X

17 DD (A) Receive Signal Element Timing (DCE Source) X

18 LL Local Loopback X

19 CA (B) Request to Send X

20 CD (A) Data Terminal Ready X

21 RL Remote Loopback X

22 CC (B) Data Set Ready X

23 CD (B) Data Terminal Ready X

24 DA (A) Transmit Signal Element Timing (DTE Source) X

25 ----------

Figure C-8 RS530 / RS422 Link Pinouts

The connecting cable must be a shielded cable.

Circuits which are paired (contain an (A) and (B) reference)

should be connected to twisted pairs within the connecting cable.

1 2 ... 85 86 87 88 89 90 91 92 93 94 95 ... 101 102

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Black Box LR1530A-EU-R3 Manuel d'utilisateur Page 90