Installation Micropilot FMR67B HART
16 Endress+Hauser
Purge air connection
• Tool:
• Open-ended wrench 13 mm (G 1/4")
• Open-ended wrench 14 mm (NPT)
• Open-ended wrench 17 mm (NPT "adapter")
• Min. torque: 6 Nm (4.4 lbf ft)
• Max. torque: 7 Nm
• Always use dry purge air
• In general, purging should only be performed to the extent necessary as excess purging
can cause mechanical damage (abrasion)
10.3.7 Turning the housing
The housing can be rotated up to 380° by loosening the locking screw.
Your benefits
• Easy installation due to optimum alignment of housing
• Easily accessible device operation
• Optimum readability of the local display (optional)
A0046660
A Plastic single compartment housing (no locking screw)
B Aluminum single compartment housing
C Dual compartment housing
D Dual compartment housing, L-form
1 Locking screw
NOTICE
The housing cannot be unscrewed fully.
‣
Loosen the external locking screw by a maximum of 1.5 turns. If the screw is unscrewed
too much or completely (beyond the screw anchor point), small parts (counter disk) can
become loose and fall out.
‣
Tighten the securing screw (hexagon socket 4 mm (0.16 in)) with maximum
3.5 Nm (2.58 lbf ft) ± 0.3 Nm (0.22 lbf ft).
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