Mounting Levelflex M FMP40 FOUNDATION Fieldbus
6 Endress+Hauser
2.3 Installation
2.3.1 Mounting kit
For the mounting, you will require the following tool:
• The tool for flange mounting
• For the mounting of threaded connection:
60 mm Open-end spanner for 1½", 50 mm Open-end spanner for ¾"
• 4 mm (0.1") Allen wrench for turning the housing
2.3.2 General installation instructions
The Levelflex can be screwed into a threaded socket or flange. Proceed as follows:
Screw down
• Screw the Levelflex into the process
connection or to flange.
• Maximum permissible torque:
– G3/4" : 45 Nm
– G1-1/2" : 450 Nm
When using an aramid fibre seal and a
process pressure of 40 bar:
– G3/4" : 25 Nm
– G1-1/2" : 140 Nm
• Levelflex functions in metal, concrete and
plastic silos. When installing inmetal silos,
take care to ensure goodmetallic contact
between the process connection and silo.
• For flange mounting: if a seal is used, be
sure to use unpainted metal bolts toensure
good electrical contact between probe
flange an process flange.
L00-FMP4xxxx-17-00-00-en-057
Screw in Levelflex
housing allignable
Tighten with the
hexagonal nut only
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