Witt Sensoric LIGI-10 FLEX Series, Original Operating Instructions

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Safety instructions
Recommendation for optimal procedure.
Risk of death in the case of non-observance.
• The safety instructions in the operating manual must be observed.
• Installation and electrical connection may only be carried out by trained personnel.
• The safety light curtain complies with the requirements of Category 2 and PL=d
as per EN 13849-1 and must be integrated into the operating procedure in a fault-
free manner in accordance with the applicable regulations and standards in order
to achieve proper protective functioning.
• In accordance with EN 12978, the safety light curtain is suitable for all door types
apart from sluice and dock gates, lift doors, vehicle doors, gates used mainly in an-
imal husbandry, textile theatre curtains, railway level-crossing barriers, barriers that
are used solely for vehicle traffic, and dangerous machines that are not doors.
• During mounting, installation and commissioning, it must be ensured that the pho-
to switch system cannot be influenced by other photo switch systems or sources of
infrared light.
• The applicable standards and regulations – particularly EN 12453 (Safety in use of
power operated doors) – are to be observed during mounting, installation, commis-
sioning, maintenance and repair.
• Strictly observe the regulations of the EN12978 when connecting safety devices
on power operated doors.
• The manufacturer assumes no liability for damage caused by operation and con-
nection errors, non-observance of the operating manual or lack of maintenance or
care; the manufacturer wishes to draw attention again to the possible hazardous
situations that can arise in this way.
• Notwithstanding conformity with harmonised standards, it is not possible to
foresee every potential risk. For this reason, persons should only be present in the
hazardous area when necessary.