Endress+Hauser Proline Prosonic Flow 91W Brief Operating Instructions page 13

Proline Prosonic Flow 91W
2.6.4 Premounting the strapping bands (large nominal diameters)
When mounting on a pipe with a nominal diameter in the range of DN  600 (24")
For sensor (DN 50 to 4000 / 2 to 160")
1. Measure the pipe circumference.
2. Shorten the strapping bands to one length (pipe circumference +32 cm (12.6 in)) and trim
the cut edges.
Warning!
#
Risk of injury. To avoid sharp edges, trim the cut edges after shortening the strapping bands.
First strapping band
3. Fit the mounting bolt over the strapping band.
4. Wrap the strapping band around the pipe without twisting it.
5. Guide the end of the strapping band through the strapping band lock (strapping screw is
ushed up).
6. Tighten the strapping band as tight as possible by hand.
7. Set the strapping band to the desired position.
8. Push down the strapping screw and tighten the strapping band so that it cannot slip.
Second strapping band
9. Proceed as for the first strapping band (steps 3 to 8). Only slightly tighten the second strapping
band for final mounting. It must be possible to move the strapping band for final alignment.
Fig. 9: Premounting strapping bands for pipe diameters DN > 600 (24")
1) Mounting bolt with guide*
* Distance between mounting bolt and strapping band lock min 500 mm (20 in)
Endress+Hauser
( 2 0
m m
0 0
³ 5
3.
2) Strapping band*
i n )
3) Strapping screw
Installation
A0015461
13