VEGA VEGAPULS 61 (≥ 2.0.0 - ≥ 4.0.0) 4 … 20 mA_HART four-wire Approval according to LPR radio standard User Manual
Page 25
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2
3 ... 4 x h
max
90°
h
max
d
1
B
Fig. 19: Flow measurement with Khafagi-Venturi flume: d = Min. distance to
sensor; h
max.
= max. filling of the flume; B = tightest constriction in the flume
1
Position sensor
2
Venturi flume
In general, the following points must be observed:
l
Installation of the sensor at the inlet side
l
Installation in the centre of the flume and vertical to the liquid
surface
l
Distance to the Venturi flume
l
Min. distance of the sensor to max. storage level
Flow measurement with
Khafagi Venturi flume
VEGAPULS
61 • Approval according to LPR radio standard
25
4 Mounting
41714
-EN
-120301
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