Proline Prosonic Flow 91 Installation
Endress+Hauser 19
4. Fit the sensor holders over the individual mounting bolts and tighten securely with the
retaining nut.
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Fig. 17: Mounting the sensor holders
5. Coat the contact surfaces of the sensors with an even layer of coupling fluid approx. 1 mm
thick, going from the groove through the center to the opposite edge.
A0011373
Fig. 18: Coating the contact surfaces of the sensor with coupling fluid
6. Insert the sensor into the sensor holder.
7. Fit the sensor cover on the sensor holder and turn until:
– The sensor cover engages with a click
–The arrows (Å / Æ "close") are pointing towards one another.
8. Screw the connecting cable into the individual sensor.
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Fig. 19: Mounting the sensor and connecting the connecting cable
This completes the mounting process. The sensors can now be connected to the transmitter via the
connecting cables → ä 22.