SF4C Safety light curtain
2.6 Wiring
35
!
DANGER!
Wire correctly and use a power supply unit which conforms
to the laws and standards of the region where this device is
to be used. If the power supply unit does not conform to
regional requirements or the wiring is improper, this device
may malfunction or be damaged, which can result in serious
injury or death.
The DC power supply unit must satisfy the following conditions.
• The power supply unit must be authorized for use in the region where this device is to be
used.
• The power supply unit must conform to the EMC Directive and Low-Voltage Directive
(where CE certification is required). The power supply unit must conform to CLASS 2
(where UL/cUL certification is required).
• If the power supply conforms to the Low-Voltage Directive and has an output of 100VA
or less, it is suitable.
• The frame ground (F.G.) terminal must be connected to ground when using a
commercially available switching regulator.
• The power supply unit must have an output holding time of 20ms or more.
• If there is a possibility of surge, take countermeasures such as connecting a surge
absorber to the origin of the surge.
Rugghölzli 2
CH - 5453 Busslingen
Tel. +41 (0)56 222 38 18
Fax +41 (0)56 222 10 12
mailbox@sentronic.com
www.sentronic.com
Produkte, Support und Service
SEN
TRONIC
AG
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