This is an Infrared beam breaking alarm ideal to use in entry or passages.It is based on the working of the popular IR sensor Module TSOP 1738 which senses 38 kHz Infrared pulses from the IR LED of ...

The BBA-4000 is a solar powered wireless infrared break beam system that is simple to install and requires no wiring. The break beam sensors are powered by lithium ion batteries that are recharged ...

Tamper protection, weatherproof housing with anti-fog and anti-dew. 3 models: PX-D30, PX-D60 and PX-D100 with dual beam detection. Detection ranges from 5~90m to 180~300m. Models PX-Q120 and PX-Q200 ...

UK, March 12. 2024 - TAKEX AMERICA INC, a leading manufacturer of security sensing technologies, announces the launch of the PB-60TX, a next-generation photoelectric beam sensor designed for improved ...

This circuit can be built from readily available low-cost components, some of which may even be hiding in your junkbox! The indicated value of 22 Ω for resistor R1 causes an average current of about ...