Operating Instructions Chapter
8 009 874/31-03-03 © SICK AG • Industrial Safety Systems • Germany • All rights reserved
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Please observe the following procedures in order to ensure the correct and safe use of the
safety light curtain in connection with the UE 402.
Please observe the notes in the chapter titled “General protective notes and protective
measures” of the C 4000 operating instructions.
Moreover, it may be necessary to observe the following standards, among other things,
for your particular application:
– EN 692: Mechanical Presses, Safety
– EN 693: Hydraulic Presses, Safety
The C 4000 and UE 402 operating instructions must be made available to the operator
of the machine, with which the safety light curtain C 4000 is used in connection with the
UE 402. The machine operator is to be instructed in the use of the device by specialist
personnel and must be instructed to read the operating instructions.
The UE 402 must be connected to the same external voltage supply as the safety light
curtain. The voltage supply must be capable of buffering brief mains voltage failures of
20 ms as specified in EN 60204-1. Suitable power supplies are available as accessories
from SICK (Siemens type series 6 EP 1).
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The switching amplifier UE 402 has been designed to minimise environmental impact. It
uses only a minimum of power and natural resources.
At work, always act in an environmentally responsible manner. For this reason please note
the following information on disposal.
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Always dispose of unserviceable or irreparable devices in compliance with local/national
rules and regulations with respect to waste disposal.
We would be pleased to be of assistance on the disposal of this device. Contact your local
SICK representative.
WARNING
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