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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�
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