Wika DPT-10 Manuel d'utilisateur télécharger pdf (Page 64)

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IIIIII

Fig. 48: Preferred installation for closed vessels with steam overlay

I DPT10

II 3-fold valve block

III Precipitator

IV Condensate vessel

1, 5 Drain valves

2, 4 Inlet valves

3 Breather valve

6, 7 Vent valves on DPT10

A, B Blocking valves

Proceed as follows:

1 Fill the vessel to just above the lower tap

2 Fill measuring system with medium

Open valve A and B: Open block valves

Fill the minus eﬀective pressure line on the height of the

condensation pot

3 Remove air from instrument:

Open valve 2 and 4: Discharge medium

Open valve 3: Equalisation plus and minus side

Brieﬂy open valve 6 and 7, then close again: Fill the measuring

instrument completely with the medium and remove air

4 Put measurement loop into operation:

Close valve 3: Separate plus and minus side

Open valve 4: Connect minus side

Installation for closed

vessels with steam layer

Prepare the adjustment

64 Diﬀerential pressure transmitter DPT10 - metal measuring diaphragm • F oundation Fieldbus

8 Set up

37246-EN-100120

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Wika DPT-10 Manuel d'utilisateur Page 64