WIKA DPT-10 - Manual (Page 64)

+
A
B
6 7
3
2 4
1 5
+ –
II
I
III III
Fig. 47: Preferred installation for closed vessels
I DPT10
II 3 -fold valve block
III Precipitator
1 , 5 Drain valves
2 , 4 Inlet valves
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
Close valve 3: Separate plus and minus side
Open valve A and B: Open block valves
3 Vent plus side (probably empty minus side)
Open valve 2 and 4: Discharge medium on the plus side
Briefly open valve 6 and 7, then close again: Fill the plus side
completely with the medium and remove air.
4 Set measurement loop to operation
Now:
Valve 3, 6 and 7 are closed
Valves 2, 4, A and B are open
Then carry out adjustment, see below.
Installation for closed
vessels
Prepare the adjustment
64 Differential pressure transmitter DPT10 - metal measuring diaphragm • Profibus PA
8 Set up
37245
-EN
-100120