VEGA VEGASON 71 - D - Manual (Page 9)

VEGASON 71 - D 9
B
2 Technical Information
2.5 General installation instructions
Open flume with weir (e.g. rectangular)
- Installation of the transducer upstream
- Observe distance to the weir (3 … 4 x h
max
)
- Installation if possible centered to the flume
- Installation vertical to the surface of the flow product
- Observe min. distance relating to h
max
- Min. distance diaphragm opening to downstream water
≥
5 cm
90 °
h
max
Sensor
Sensor
3 - 4 x h
max
≥ 2 x h
max
h
max
3 - 4 x h
max
90
°
upstream water
≥
Min.-
distance
≥
5 cm
90 °
Open flume with measuring channel (e.g. Khafagi-Venturi flume)
- Installation of the sensor at the inlet
- Observe distance to the Khafagi-Venturi flume (3 … 4 x h
max
)
- Installation if possible centered to the flume
- Installation vertically to the surface of the flow product
- Min. distance relating to the height of damping h
max
Note
Otherwise follow the installation guidelines given by the channel manufacturer.
downstream
water weir