Levelflex FMP51, FMP52, FMP54 Mounting
Endress+Hauser 37
Bending strength of coax probes
Sensor Feature 060 Process connection Probe Bending strength
[Nm]
FMP51 UA, UB Thread G¾ oder NPT¾ Coax 316L, Ø 21,3
mm
60
• Thread G1½ or NPT1½
•
Flange
Coax 316L, Ø 42,4
mm
300
UC, UD Flange Coax AlloyC, Ø 42,4
mm
300
FMP54 UA, UB • Thread G1½ or NPT1½
• Flange
Coax 316L, Ø 42,4
mm
300
6.2.4 Notes on the process connection
Probes are mounted to the process connection with threaded connections or flanges. If during this
installation there is the danger that the probe end moves so much that it touches the tank floor or
cone at times, the probe must, if necessary, be shortened and fixed down (® ä 40).
Threaded connection
A0015121
å 8
Mounting with threaded connection; flush with the container ceiling
Seal
The thread as well as the type of seal comply to DIN 3852 Part 1, screwed plug form A.
They can be sealed with the following types of sealing rings:
•
Thread G3/4": According to DIN 7603 with the dimensions 27 x 32 mm
• Thread G1-1/2": According to DIN 7603 with the dimensions 48 x 55 mm
Please use a sealing ring according to this standard in the form A, C or D and of a material that is
resistant to the application.
For the length of the screwed plug refer to the dimensional drawing:
•
FMP51: (® ä 28)
•
FMP54: (® ä 32)
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