Siemens SITRANS F M MAG 1100 Operating Instructions Manual page 25

Tightening
Figure 4-6
These should be tightened gently, making sure that each gasket fits exactly into its recess at
either end of the sensor
The remaining flange bolts can now be inserted and tightened using about 25% of the actual
tightening torque, see table below.
SITRANS F M MAG 1100 sensor
Operating Instructions, 01/2018, A5E03433301-AC
First place three stay-bolts to locate the sensor
Installing/Mounting
4.5 Mounting MAG 1100/1100 HT
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