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Door Window Sensor Installation Guide Z2001 www.zernet.com...
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Product compatibility The Zernet Door Window Sensor works exclusively with a Zernet Controller. Items included in box D o o r W i n d o w S e n s o In s ta lla ti o n G...
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Installation Steps Step 1 Remove the battery cover and insert the CR123A battery provided into the Door Window Sensor according to the correct terminals. Blue LED will be blinking when the sensor is initialising. Replace the battery cover when LED stops blinking.