Vega VEGADIF 65 Operating Instructions Manual page 11

VEGADIF 65 • Foundation Fieldbus
Level measurement
1
Fig. 3: Level measurement with VEGADIF 65. Δp = differential pressure,
density of the medium, g = acceleration of gravity
1
Basic version with effective pressure lines
2
Version with flange chemical seal
3
Version with capillaries and cell chemical seals
Differential pressure measurement
Fig. 4: Differential pressure measurement with VEGADIF 65
1
Filter
2 VEGADIF 65
–
+
2
2
+
1
3 Product description
–
∆p
h =
ρ g
+
3
=
11