10pcs Alarm system Waterproof Single Infrared Beam sensor 10m range Photoelectric Infrared Barrier Detector gate photocell

10pcs Alarm system Waterproof Single Infrared Beam sensor 10m range Photoelectric Infrared Barrier Detector gate photocell

r_41884

New

In stock

$42.99
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Tags: barrier boom, detector pir, barrier rectifiers, Cheap barrier boom, High Quality detector pir, China barrier rectifiers Suppliers.


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1.Install each pair at the opposite positions.Then there is a  infrared area between these two detector parts. When someone passes the infrared region, the detector  will send alarm signal to the security alarm host (which not included here).
2. Install Distance(Max.)in the above chart means the maximum install distance between the two detector parts.
3. Great to be installed for security system in school, office building, hosipital, home yard, etc.
4. Detecting range can be reduced to 30% in bad weather conditions, like rain, dust, etc.
5. English Usage Manual included in the pack. It will give

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