Vega VEGADIF 65 Operating Instructions Manual page 57

Measurement setup for
open vessels
Prepare the adjustment
VEGADIF 65 • 4 ... 20 mA
Fig. 46: Preferred measurement setup for open vessels
I VEGADIF 65
II Separator
1 Drain valve
6.7 Vent valves on VEGADIF 65
A Blocking valve
Proceed as follows:
1. Fill the vessel to just over the lower tap.
2. Fill measuring system with medium.
Open valve A: Medium flows in.
3. Vent instrument
Briefly open valve 6, then close it: Fill the measuring instrument
completely with the medium and remove air.
4. Set measurement loop to operation
Now:
Valve A open and valve 6 closed
Then carry out adjustment, see below.
7 Setup
57