Endress+Hauser PROline Prosonic Flow 93 FOUNDATION Fieldbus Operating Instructions Manual page 26

3 Installation
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5. Draw the sensor distance (a) from the middle line starting from the first drill hole.
6. Project the middle line to the back of the pipe and draw it on.
a
Fig. 22: Installing the measuring sensors, steps 5 and 6
7. Mark the drill hole on the middle line on the back of the pipe.
8. Cut out the second drill hole and prepare the holes for welding the sensor holders,
(deburr, clean, etc.).
Fig. 23: Installing the measuring sensors, steps 7 and 8
9. Insert the sensor holders into the two drill holes.
To adjust the weld-in depth, both sensor holders can be fixed with the special tool
for insertion depth regulation and then aligned using the tie rod. The sensor holder
must be flush with the inner side of the pipe. Now pinpoint both sensor holders.
Note!
To align the tie rod, two bearing shells must be screwed onto the sensor holders.
Fig. 24: Installing the measuring sensors, step 9
PROline Prosonic Flow 93 FOUNDATION Fieldbus
Endress+Hauser