Endress+Hauser Proline Prosonic Flow 90 Operating Instructions Manual page 26

3 Installation
26
3. Set the sensor distance on the sensor assembly by moving the sensors (c) along the assembly
frame and tightening the sensor fixing nuts (d). Preferably, the sensor position is set symmet-
rically to the rail centre.
Turn the sensor adjustment screw counter-clockwise (e) so that the sensor moves upwards
inside the assembly frame. Coat the sensors with coupling fluid as explained on Page 64.
Fig. 19: Preparing the sensor assembly for the installation
c Sensor
d Sensor fixing nut
e Sensor adjustment screw
4. Then position the sensor assembly (f) on the pipe. Guide the tensioning bands over the ends
of the sensor assembly (g) and pull the bands tight by hand (please note that ).
!
Note!
The screw of the tensioning band lock must be opened.
Fig. 20: Positioning the sensor and looping the tensioning bands
f Sensor assembly
g End of sensor assembly
c
g
f
Proline Prosonic Flow 90
e
d
A0001119
g
A0001120
Endress+Hauser