Certified according to EN54-12. They have three configurable darkening alarm levels at 25%, 35% and 50%.

• Range from 10 to 100 meters.
• Operation from 11.5 to 28 V DC, low power consumption.
• Automatic compensation for dirt.
• Different levels of adjustment for more sensitivity.
• Unit of control of easy access.
• Complies with BS5839, Part 5 norm, approved by C.P.D.
• Maximum consumption on idle, < 8.5 mA, while in alarm,< 16.5 mA.