OPERATING MANUAL
PSEN op4F/H-A series
4.1 Connection guidelines
The following section contains some guidelines regarding the connections, which should be
followed to ensure the correct operation of the safety light curtain from the PSEN op4F/H-
A series.
•
Never place connection cable close to or in contact with cables featuring high voltage
ratings and/or current fluctuations (e.g.: motor supply, inverters etc.).
•
Never combine the OSSD wires from several safety light curtains into one multi-pole
cable.
•
The TEST wire must be connected to the light curtain’s operating voltage via a
pushbutton with N/O contact.
•
Use the light curtain with protection class III and SEL/PELV power supplies for the
voltage.
The RESET button must be positioned so that the user can check
the protected field during each test.
The RESET/RESTART/ALIGN button
must be positioned so that the
user can check the protected field during all reset operations.
•
Use the light curtain with protection class III and SELV/PELV power supplies for the
voltage supply.
Example: Connection to the safety relay
Automatic start
Fig. 20 – Connection to safety relay – automatic start
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