xin-sheng 1 pair Waterproof Single Infrared Beam sensor Photoelectric Infrared Barrier Detector

Feature

Install Distance(Max.): <20m (indoor)<15m(outdoor)(Range will be reduced to 30% in bad weather condition:fog,rain,dust
Power Supply: DC/AC 12 to 24V
Relay Output: 1A 30V max.(NO or NC output)(choice)
Size (Each One): 7.5 x 4.8 x 3cm/3" x 1.9" x 1.2"(L*W*H)
Color: Black , Housing Material: Plastic,Shape (Each One): Half Egg Shaped

Description

This is Active Infrared Detector.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).
Install Distance(Max.)in the above chart means the maximum install distance between the two detector parts.
Great to be installed for security system in school, office building, hosipital, home yard, etc.
Detecting range can be reduced to 30% in bad weather conditions, like rain, dust, etc.