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4.2 Interference in the pipe system
Components integrated in the pipes, bends, valves, reductions, etc� lead to
turbulence of the medium� This affects the function of the unit�
Recommendation: Adhere to the distances between sensor and sources of
interference:
D = pipe diameter; S = sources of interference
4.3 Installation procedure
The unit can be fixed to different process connections�
► Insert the unit with process adapter into the process connection and tighten
using a spanner�
Information about available adapters at www�ifm�com�
► Observe the instructions of the adapter�
► Use a lubricating paste which is suitable and approved for the
application�
► Recommended tightening torque 35 Nm�
4.3.1 Installation using an adapter with sealing ring (hygiene-compliant)
Order no� E332xx / E333xx�
► To meet the hygiene regulations use a process adapter with leakage port�
The adapters are supplied with EPDM O-ring (order no� E30054�
More sealing rings are available as accessories:
• FKM O-ring (order no� E30123)
• PEEK sealing ring (order no� E30124)� The PEEK sealing ring is long-term
stable and maintenance-free� When you replace the PEEK sealing ring or
change from a PEEK sealing ring to an O-ring the process adapter also needs
to be replaced with a new equivalent adapter�
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