AFRISO 31818 Manuale di istruzioni per l'uso - Pagina 4

Sfoglia online o scarica il pdf Manuale di istruzioni per l'uso per Trasmettitore AFRISO 31818. AFRISO 31818 9. Differential pressure transmitter

3. Fix the device according to their demands on the holder or holding angle intended

for it.

- For mounting the device, four mounting threads (M4) are provided.

- For DMU 11 D in addition, the possibility is given to mount the device by using the

two holes (∅ 4,5 mm).

mounting threads

Fig. 2 Mounting possibilities

3.3 Installation steps for DMU 10 D with G 1/8" internal thread

• Check to ensure that the O-rings fit properly into the grooves.

(O-rings are not included in the scope of delivery.)

• Make sure that the sealing surfaces of the fittings are perfectly smooth and clean.

• Screw the fittings into the threads by hand.

• To tighten the fittings properly, hold the DMD 331 on the spanner flat SW 22 of the

respective pressure port with one hand and then tighten it (max. 20 Nm).

3.4 Installation steps for DMU 11 D with G 1/8" internal thread

• Seal the pressure ports of the differential pressure transmitter in a way that is suitable for

your application. (Seals are not included in the scope of delivery.)

• Screw the fittings into the threads as far as possible.

• Tighten the fittings properly (max. 10 Nm).

3.5 Installation steps for DMU 11 D with tube nozzle ∅ 6,6 x 11

Slip your flexible tubes (∅ 6 mm) onto the tube nozzles as far as possible.

•

3.6 Electrical connection

Establish the electrical connection of the device complying with your plug according to the

pin configuration shown on the type plate and in the following table.

For devices with cable gland as well as cable socket, you have to make sure that the ex-

ternal diameter of the used cable is within the allowed clamping range. Moreover you

have to ensure that it lies in the cable gland firmly and cleftlessly.

holes