Assembly Of The Welding Adapter With Compression Ring Fitting - ABB SensyMaster FMT230 Commissioning Instruction

FMT230, FMT250 THERMAL MASS FLOWMETER | CI/FMT230/250-EN REV. B

Assembly of the welding adapter with compression ring fitting

All dimensions in mm (in)
1 Compression fitting
Figure 18: Welding adapter with compression fitting
h – sensor length
263 (10.35)
425 (16.73)
775 (30.51)
Table 1: Dimensions of welding adapter with compression fitting
* The limitation of the maximum pipe diameter only applies for installations with the thermal sensor element in the middle of the pipe. In case of larger or non-
round cross-sections, a non-centered position of the thermal senor element in the piping is considered in the calibration.
h3 – installation length
244 (9.61)
406 (15.98)
756 (29.76)
2 Welding tube for the compression fitting
L = h3 −(½ × ØD)
to be calculated
∅ D – outer pipe diameter*(min. / max.)
> 100 to 350 (> 3.94 to 13.78)
> 350 to 700 (> 13.78 to 27.56)
> 700 to 1400 (> 27.56 to 55.12)
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