Intelligent Reflective Beam Detectors, 55000-268 & 55000-273

A range of Context Plus intelligent reflective beam detectors designed for smoke detection in large open areas using a single unit that houses the transmitter, receiver and control electronics.

This design differs from a traditional beam detector because the transmitter, receiver and control electronics are combined in one unit.

The range is available in two versions:

• Intelligent Reflective Beam Detector for distances from 5 to 50 metres, model 55000-268.
• Intelligent Reflective Beam Detector for distances from 50 to 100 metres, model 55000-273.

Key Features:

• Loop-powered operation.
• Built-in short-circuit isolator.
• Automatic drift compensation.
• Automatic reset following an alarm or fault condition.
• Single-unit design containing the transmitter, receiver and control electronics.
• Optional surface or flush back box available for easier first-fix installation.

Optional Accessory:

• Reflective Beam Detector Backbox, model 29600-241.