Manual

2
3 ... 4 x h
max
90°
h
max
d
1
B
Fig. 21: 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
Fl
ow measurement with
Khafagi Venturi flume
24 LEVEL TRANSMITTER 8136 • 4 … 20 mA/HART - two-wire
4 Mounting
41783-EN-120316