AERMEC URHE CF Series, User Manual

Page: 12 / 16

User Manual - URX_CF and URHE_CF -
12
Use of the device
Permitted use
For the purpose of safety, the control device
will have to be installed and used according
to the instructions provided and, in particular,
in normal conditions, parts with dangerous
voltage must not be accessible. The device
must be protected from water and dust and
must also be only accessible by means of a
tool.
According to the reference regulations, the
device is classified:
• According to the construction as an auto-
matic electronic control device to be added
with independent assembly or to be integrat-
ed;
• According to the characteristics of the auto-
matic operation as type-1 action control
device with regard to the manufacturing tol-
erances and drifts;
• As class 2 device with regard to the protec-
tion against electrical shocks;
• As class A device with regard to the software
class and structure. Non permitted use
Any different use from the permitted one is
forbidden.
It should be noted that, the relay contacts
are of the functional type and are subject to
faults; because they are controlled by an elec-
tronic part they can short-circuit or remain
open. Possible protection devices according
to the provisions of the product regulation
or suggested by common sense, referring to
obvious safety needs, must be implemented
outside of the instrument.
Liability and residual risks
The producer is not liable for possible damag-
es arising from:
• installation/use different from the expected
ones and, in particular, dissimilar to the safety
prescriptions according to the provisions or
the regulations in force and/or to the ones
contained herein;
• installations that do not ensure adequate
protection against electrical shocks, water
and dust in the assembly conditions;
• installations that allow access to dangerous
parts without the use of tools;