Vega VEGADIF 65 Operating Instructions Manual page 10

3 Product description
10
Differential pressure measurement
Fig. 5: Differential pressure measurement with VEGADIF 65
1 Filter
2 VEGADIF 65
Density measurement
Fig. 6: Density measurement with VEGADIF 65, h = defined mounting distance,
Δp = differential pressure, ρ = density of the medium, g = acceleration of gravity
1 VEGADIF 65
Interface measurement
Fig. 7: Interface measurement with VEGADIF 65
1 VEGADIF 65
2 Liquid with higher density
3 Liquid with lower density
2
+
1
p
–
=
h g
+
1
–
3
+
2
1
VEGADIF 65 • 4 ... 20 mA