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ETC Installation Guide
Dual Tech Vacancy Sensor
• When the space is vacant, only manual control can switch the state
to occupied.
• When the space is occupied, PIR detection and manual control can
reset the vacancy timeout.
Vacancy Timeout
Vacancy timeout is the amount of time the sensor waits to take action
after no movement is detected. By default, vacancy timeout is set to 15
minutes (indicated by DIP switch 3 set to Off and 4 set to On; see
Switches on page 7
begins.
When the sensor detects vacancy, the vacancy timeout period begins. If
the sensor does not detect occupancy again during the vacancy timeout
period, the lights turn off and a 30 second grace period begins.
Grace Period
The sensor features a 30 second grace period after a vacancy timeout
occurs. During this grace period, if the sensor detects occupancy, it will
turn on or restore the previous lighting condition.
Auto Vacancy Timeout
The "Auto" vacancy timeout setting varies the vacancy timeout between
5 and 30 minutes depending on how often it identifies an occupancy
trigger after a vacancy timeout occurs (during the grace period).
Dual Tech Vacancy Sensor
). When the vacancy timeout ends, the grace period
Page 9 of 12
DIP
ETC
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