18
WARNING
This device is designed for connection to hazardous electric
voltages. Ignoring this warning can result in severe personal
injury or mechanical damage. To avoid the risk of electric shock
and fire, the safety instructions of this manual must be observed
and the guidelines followed. The specifications must not be
exceeded, and the device must only be applied as described
in the following. Prior to the commissioning of the device, this
manual must be examined carefully. Only qualified personnel
(technicians) should install this device. If the equipment is used
in a manner not specified by the manufacturer, the protection
provided by the equipment may be impaired.
WARNING
Until the device is fixed, do not connect hazardous voltages to
the device. The following operations should only be carried out
on a disconnected device and under ESD safe conditions:
Dismantlement of the device for setting of DIP-switches
and jumpers.
General mounting, connection and disconnection of wires.
Troubleshooting the device.
Repair of the device and replacement of circuit breakers
must be done by PR electronics A/s only.
WARNING
To keep the safety distances, the device must neither be
connected to hazardous nor non-hazardous voltages on the
same device’s relay contacts. SYSTEM 5000 must be mounted
on DIN rail according to DIN 46277. The communication
connector of SYSTEM 5000 is connected to the input terminals
on which dangerous voltages can occur, and it must only be
connected to the programming unit Loop Link by way of the
enclosed cable.
GENERAl
hAZARD-
OUs
VOlTAGE
INsTAl-
lATION
Triangle with an exclamation mark
: Warning / demand.
Potentially lethal situations.
The CE mark
proves the compliance of the device with
the essential requirements of the directives.
The double insulation symbol
shows that the device
is protected by double or reinforced insulation.
Ex
devices have been approved for use in connection
with installations in explosive areas.