Theben TIMEGUARD UDSS2PIR Quick Start Manual page 7

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7.Commisioning and Operation
• Restore the power from the mains supply breaker or
isolating switch and test for the correct operation.
Walk Test Procedure
• Adjust the time dial (fully anti-clockwise), and the Lux
dial should be set to the minimum for daylight/night
operation for the purpose of the walk test.
• Allow the PIR on the luminaire to settle down if the unit is
switched on currently, this is called warm up mode.
• Once the unit is in the OFF position walk across the
detection area, when the PIR is triggered and the lamp will
turn ON for the minimum set amount of time.
• Once you are happy with the pickup area of the PIR you
6
can set the Lux dial in the clockwise direction to trigger
when dusk is approaching. (This may be best performed in
real time in the evening subject to the users preferance).
• You can also adjust the middle dial which will vary the
sensitivity/range of the pickup area of up to 7m.
PIR Controls
Time Delay Dial
Time Delay Dial
Adjustment Level
(Reference)
Sensitivity/Range
Dial Adjustment
Level (Reference)
_
_
+
Note: the sensitivity of the dials can vary slightly
Sensitivity/Range
Dial
Lux Dial
(Dusk/Dawn)
Lux Dial
+
_
(Dusk/Dawn)
+
Adjustment Level
(Reference)

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