DK-12 presence sensor: Active infrared presence sensor that utilizes diffused infrared technology.
a. The DK-12 sensor shall detect stationary humans or equivalent
within the sensing pattern.
b. The sensor shall have a sensing pattern that is fully adjustable
by remote control, for sensitivity and pattern width. Pattern size
adjustments made by masking a lens shall not be acceptable.
c. When used with BEA’s lockout relay, the DK-12 shall provide 2
independently adjustable patterns: One for the door closed
position, and one for the door open position. The sensor shall
be capable of different depth angles relative to the face of the
door.
d. Sensor Dimensions: 11 ¼ ”W x 2 ¼ ”H x 3”D
e. Mounting Height: 7’ to 10’ above finished floor.
f. Finish: Black anodized aluminum extrusion / black ABS end-
caps / infrared lens
g. Operation: The DK-12, when in detection, shall prevent
activation while the door is in the closed position, and shall
provide a hold open function for a door in the open position.
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