Figure 5-19 Aligning The Sensors For Direct Mode Operation (End View) - Siemens SITRANS F Series Operating Instructions Manual

Connecting
5.4 Installing the Sensor
15. Temporarily position the frame (in the 3 o'clock position opposite the mounted frame -
16. Prepare the area you marked by de-greasing the surface, if needed, and removing any
17. Replace the Mylar guide back in the same position it was in and retape it to the pipe
18. Put a mounting strap around the pipe and engage an end into adjusting screw (screw
19. Position frame in the middle of area you have cleaned and centered on the pipe with its
20. Take either sensor and apply a continuous lengthwise 3mm (1/8-inch) bead of coupling
21. Tighten the sensor clamping screws to hold the sensor firmly in place.
22. Slide sensor into a mounting frame back end first aligning the angled edge of the sensor
23. Open the transmitter top cover. Using a flat blade screwdriver, remove the Cable Strain
24. Observing the upstream and downstream orientation, attach the UP (upstream) and DN
25. Replace the Cable Strain Relief bracket. Close top cover.
26. Proceed to Sensor Wiring (Page 56) and then Commissioning (Page 59).
46
see below) where it will be mounted. Ensure that this is a smooth area without any raised
spots (seams, etc.). Mark a generous area of 13mm (1/2-inch) around the mounting
frames on either side with a pencil or chalk. Remove the frame and the Mylar guide.
①
9 o'clock Sensor
②
3 o'clock Sensor
Figure 5-19 Aligning the Sensors for Direct Mode operation (End View)
grit, corrosion, rust, loose paint or surface irregularities with the abrasive pipe
conditioning material provided. Clean the pipe of any debris and abrasive particles.
should be pointing up).
angled end facing away from where the other frame will sit and aligned with the edge and
center marks on the guide. Slide the mounting strap over it (and under the clip if there is
one) and tighten with a screwdriver. While tightening, check to ensure that the center of
the tapered roller is centered on the pipe.
compound across the center of the sensor emitting surface.
for the other sensor.
with the angled edge of the mounting frame. Keep sensor from making contact with the
pipe until it butts up against the mounting frame stop. Push sensor down to mate with
pipe.
Relief bracket.
(downstream) cables to the sensors and make snug. Attach the other ends to the UP and
DN terminals of the transmitter.
Repeat procedure
FST020 IP65 NEMA 4X
Operating Instructions, 02/2012, A5E03086487-05