Vega VEGAPULS 62 Operating Instructions Manual page 25

4 Mounting
Flow measurement with
Khafagi Venturi flume
24
d
90°
1
Fig. 17: Flow measurement with Khafagi-Venturi flume: d = Min. distance to
= max. filling of the flume; B = tightest constriction in the flume
sensor; h
max.
Position sensor
1
2 Venturi flume
In general, the following points must be observed:
Installation of the sensor at the inlet side
l
Installation in the centre of the flume and vertical to the liquid
l
surface
Distance to the Venturi flume
l
Min. distance of the sensor to max. storage level
l
3 ... 4 x h
max
h
max
B
VEGAPULS 62 • 4 ... 20 mA/HART two-wire
2