ARITECH INTRUSION PB521 Active infrared barrier with two SYNCHRONIZED rays. 4 selectable channels

Active infrared barrier with two SYNCHRONIZED rays. 4 selectable channels. Range 60 meters outside. 120 meters inside.

The PB500 and PB600 series of active infrared barriers have been designed and are manufactured by one of the world's leading companies in the supply of opto-electronic components. The use of the latest findings from the electronics industry and optical design has allowed the PB series barriers to gain an undisputed dominance in terms of range and stability.