4
Expert electricians only may open this device in due compliance with the
wiring diagram shown in the housing cover / on the housing / represented in
the corresponding operating instructions. All expert electricians charged
with the execution of such works must comply with the relevant safety regu-
lations currently operative and in force.
Caution:
The operation of the con-
troller in the vicinity of other devices that do not comply with the EMC direc-
tives may affect its functions. The company charged with the installation of
the device must, after the completion of the installation works, instruct the
user of the control system into its functions and in how to operate it correctly.
These operating instructions must be kept at a place that can be accessed
freely by the operating and/or servicing personnel in charge.
1. Safety information