Wika IPT-11 Manuel d'utilisateur télécharger pdf (Page 16)

Display

5 6 7 8

Fig. 9: Wiring plan external indicating and adjustment unit for 4 … 20 mA/HART

sensors

1 To the sensor

2 Grounding on both ends with non-Ex. With Ex, one-sided grounding at the

sensor is recommended, see EN 60079-14.

Connection via cable gland on the sensor

The connection between indicating and adjustment unit and the sensor

is carried out according to the chart:

External indicating and adjustment

unit

Sensor

Terminal 5 Terminal 5

Terminal 6 Terminal 6

Terminal 7 Terminal 7

Terminal 8 Terminal 8

Connection via plug M12 x 1 on the sensor

The connection between indicating and adjustment unit and the sensor

with plug M12 x 1 is carried out according to the chart.

Wire number External indicating and

adjustment unit

Sensor

1 Terminal 5 PIN 2

2 Terminal 6 PIN 1

3 Terminal 7 PIN 4

4 Terminal 8 PIN 3

Plug M12 x 1, optionally with double chamber housing.

Wiring plan (4 … 20 mA/

HART sensors)

16 External indicating and adjustment unit

5 Connecting to power supply

31550-EN-100726

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 27 28

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Wika IPT-11 Manuel d'utilisateur Page 16