User guide

Operating Manual PSEN op4B Series
7
1.4 Safety information
For the proper, safe use of the safety light curtains, the following
guidelines must be followed:
• It must be possible to control the machine stop electrically.
• The control system must be able to stop the hazardous machine
movement immediately at any stage of the operating cycle.
• The safety light curtain and its respective electrical connections
must be installed by qualified personnel, in line with the guidelines
stated in the relevant chapters.
• The safety light curtain must be positioned in such a way that the
danger zone cannot be accessed without interrupting the beams
(see Chapter 2 “Installation”).
• Personnel working in the danger zone must be appropriately
trained with regard to the operation of the safety light curtain.
• The test/reset button must be positioned outside the danger zone
in such a way that operating personnel have a complete view of
the danger zone during all reset, test or override operations.
• The feedback loop monitoring function used to monitor the external
contactors will only be active if the corresponding wire is connected
to the device.
• The muting lamp that displays the activated muting function must
be visible from all sides of the work area.
• To ensure the correct operation of the muting switching devices,
follow the instructions provided in the installation manual.
• Before switching on the safety light curtain, make sure you comply
with the instructions regarding correct operation.