Vega VEGADIF 65 Operating Instructions Manual page 25

In closed vessels with
effective pressure lines
In closed vessels with
single chemical seal
VEGADIF 65 • Foundation Fieldbus
à Mount VEGADIF 65 below the lower measurement connection so
that the effective pressure lines are always filled with liquid
à Connect minus side always above the max. level
à For measurements in products with solid content such as e.g. dirty
liquids, the installation of separators and drain valves is
recommended to enable collection and removal of debris and
sediment.
max.
min.
Fig. 18: Measurement setup, level measurement in closed vessel
1
Blocking valves
2 VEGADIF 65
3
Precipitator
4
Drain valves
5
Three-fold valve block
à Mount VEGADIF 65 directly to the vessel
à Connect minus side always above the max. level
à For measurements in products with solid content such as e.g. dirty
liquids, the installation of separators and drain valves is
recommended to enable collection and removal of debris and
sediment.
–
1
1
+
2
3
4
4 Mounting
3
4
5
25