Endress+Hauser PROline prosonic flow 90 Operating Instructions Manual page 21

PROline Prosonic Flow 90
Endress+Hauser
4. Push both of the sensor holders onto the pipe over the threaded bolts and tighten
the locking nuts using a spanner (AF 13).
Fig. 14: Installing the sensor holders
5. Coat the contact surface of the sensors with an even (approx. 1 mm thick) layer of
the coupling fluid (from the center to the groove, see Page 67).
Then carefully insert the sensors into the sensor holder.
Press the sensor cover over the sensor holder until you hear a click. Make sure that
the arrows affixed to the sensor housing and sensor holder (
ing to each other. Then insert the sensor cable plug into the intended opening and
manually tighten the plug to the stop.
Fig. 15: Installing the sensors and the sensor connectors
3 Installation
L M
/ "close") are point-
21