autosen AR003, Operating Instructions Manual

Page: 26 / 64

26
An external main switch must be installed for the unit which can switch off the unit
and all related circuits � This main switch must be clearly assigned to the unit �
2.4 Handling
Be careful when handling the unit once power is applied � This is only allowed by
qualified personnel due to the protection rating IP 20 �
2.5 Installation location
For the correct operation the device must be mounted in a housing which can only
be opened using a tool or in a locked control cabinet (both protection rating IP 54
or higher) as an enclosure in accordance with EN 61010 �
2.6 Housing temperature
As described in the technical specifications below the device can be operated in
a wide ambient temperature range � Because of the additional internal heating the
operating elements and the housing walls can have high perceptible temperatures
when touched in hot environments �
2.7 Tampering with the device
In case of malfunction of the unit or queries please contact the manufacturer � Any
tampering with the device can seriously affect the safety of operators and machi-
nery � This is not permitted and leads to the exclusion of any liability and warranty
claims �