VEGA VEGAPULS 62 (≥ 2.0.0 - ≤ 3.8) 4 … 20 mA_HART four-wire User Manual
Page 23
1
2
3
4
Fig. 17: Polarisation level with flange version, view from top on the sensor and
bypass tube. The sensor housing is not shown.
1
Position of the polarisation level
2
Flange hole
3
Upper tube connection
4
Polarisation marking
T
he short examples are meant to give only introductory information on
the flow measurement. Planning information is available from flume
manufacturers and in special literature.
Meas. wall with rectangular flume
I
n general, the following points must be observed:
l
I
nstallation of the sensor on the headwater side
l
I
nstallation in the center of the flume and vertical to the liquid
surface
l
D
istance to the overfall orifice
l
D
istance of orifice opening above ground
l
M
in. distance of the orifice opening to bottom water
l
M
in. distance of the sensor to max. storage level
Flow measurement
VEGAPULS
62 • 4 … 20
mA/HART four-wire
23
4 M
ounting
28440
-EN
-090305