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Appendix A: Technical reference
A.4 Process Pressure/Temperature derating curves
SITRANS LR250 with FOUNDATION FIELDBUS
252
Operating Instructions, 09/2021, A5E32221411-AH
Note
For pressure applications, all attachment hardware must be suitably rated.
DIN 11864-3 Aseptic/Hygienic clamp: DN50, DN80, and DN100
IS0 2852 Sanitary/Hygienic clamp: 2", 3", and 4"
Tuchenhagen Varivent face seal clamp: Type N (68 mm) and Type F (50 mm)
①
Atmospheric
P
Allowable operating pressures
T
Allowable operating temperatures
Note
For pressure applications, all clamps must be rated accordingly.