By-alarm détecteur tent IR

By-alarm détecteur tent IR — By-alarm Plus IR curtain-effect detector to protect entrances and openings such as doors, windows, covered terraces, corridors and French doors, adjustable-range detection with lens up to 2 m or 5 m, PET immune, anti-masking function, 9.5- 18V DC 20 mA power supply, 1 NO or NC 28V DC 0.1A relay output, surface mounting, for outdoor use