All safety instructions are marked with this symbol and must be observed under all circumstances.
These operating instructions provide the user with important information concerning the proper use of the ULVT safety light
barriers. The instructions are supplied with each light barrier and must be retained at the installation site of the light barrier.
All specifications of these operating instructions must be observed at all times.
Currently effective conditions and the regulations of the trade associations must also be adhered to.
The operating instructions must be read before using the ULVT ... safety light barriers.
Qualified personnel
Installation, commissioning and maintenance must only be carried out by qualified personnel.
Danger sign
When operating a machine with ULVT ... safety light barriers, it must be ensured that nobody is located within a
hazardous area. A danger sign to this effect must be attached to the machine.
Protect light barriers against flying objects resulting from the operation of the machine.
Caution, daily inspection (after 24 hours at the latest):
Before the start of a shift, the light barrier must be checked as follows:
Using the test rod*, the light barrier is to be interrupted on the transmitting side from start to finish in such a way that
the light field is only covered by this part.
The green LED (or the yellow LED in the operating mode with restart interlock) must not light up from start to finish.
* The diameter of the test rod must correspond to the obstacle size specified on the nameplate of the receiving
side.
5
FIESSLER
E L E K T R O N I K
The safe operation of the entire system can only be ensured through
adherence to these operating instructions and the corresponding accident
prevention regulations. These operating instructions comprise part of the
light barrier and must be retained at the installation site.
Safety Instructions Please observe
BA - ULVT
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