With the enclosed optics and highly sensitive photodetector this light barrier has a max. range of up to 50m! The infrared light ray is invisible for men. If the light ray between the transmitter and receiver is interrupted (if a person walks through it) the relay in the receiver switches.

Technical data:

• Operating voltage transmitter: 9 V=
• Current consumption transmitter: approx. 100 mA
• Operating voltage receiver: 12 V=
• Current consumption: max. approx. 50 mA
• Range: maximal approx. 50 m
• Relay contact receiver: 1 x switch-over, max. 25 V 3 A
• Size of board transmitter: approx. 58 x 23 mm
• Size of board receiver: approx. 57 x 45 mm