5
Mechanical installation
Installation instructions
Manual – PROFINET IO Interfaces, Field Distributors
28
5
Mechanical installation
5.1
Installation instructions
INFORMATION
On delivery, field distributors are equipped with transportation protection covering the
plug connector of the outgoing motor circuit (hybrid cable).
This only guarantees the degree of protection IP40. To obtain the specified degree of
protection, remove the transport protection and plug on the appropriate mating con-
nector. Screw them together.
5.1.1
Assembly
•
Mount field distributors on a level, vibration-proof and torsionally rigid support
structure only.
•
Use M5 screws and suitable washers for attaching the
MFZ.3
field distributor.
Tighten screws with a torque wrench (permitted tightening torque 2.8 – 3.1 Nm).
•
Use M6 screws and suitable washers for installing
MFZ.6, MFZ.7
,
MFZ.8
or
MFZ.9
field distributors. Tighten screws with torque wrench (permitted tightening torque
3.1 – 3.5 Nm).
5.1.2
Installation in damp locations or in the open
Observe the following notes for mounting the fieldbus interface and the field distributor
in damp locations or outdoors:
•
Use suitable cable glands for the cables. Use reducing adapters, if necessary.
•
Seal open cable entries and M12 connection sockets with screw plugs.
•
When the cable entry on the side is used, route the cable with a drip loop.
•
Thoroughly clean the sealing surface of the fieldbus interface and of the connec-
tion box cover before re-installing.
22870857/EN – 12/2016
