Cofem A50 Range Addressable Algorithmic Optical-Thermal Sensor A50SH

Addressable algorithmic optical-thermal sensor from the A50 range

SKU: A50SH

Features

• Cofem A50 addressable algorithmic optical-thermal sensor
• Optical smoke and heat detection
• Thermovelocimetric activation at a static temperature of 60°C
• Low profile, less than 55 mm high with base
• Connection to a remote indicator
• Red and yellow bi-colour LED
• Polarity-free
• IP20 protection

Specifications

Technical specifications

• Cofem optical-thermal sensor from the A50 range
• Optical smoke sensor and heat sensor
• Thermovelocimetric response with activation at a static temperature of 60°C in slow-developing fires
• Low profile, with a total height of less than 55 mm, including the base
• Also available with a high-profile base for 20 mm conduit
• Interchangeable head and base across the entire A50 range
• Can be connected to a remote action indicator

Features

• Three-dimensional design offering greater resistance to environmental dirt
• More efficient detection algorithms
• Sensor contamination status displayed on the control panel
• Differentiation between rapid signal increases indicating an alarm and slow, sustained increases caused by dust and dirt buildup
• Easy polarity-free connection

Power supply

• Power supply from 24 to 35 V
• Standby current consumption of 200 µA
• Alarm current consumption of 2 mA

Environmental

• Operating temperature from -10°C to +50°C
• Storage temperature from -10°C to +55°C
• Humidity from 20 to 95% RH
• IP20 protection

Physical characteristics

• Made of white heat-resistant ABS
• Activation indicator via red LED
• Red and yellow bi-colour LED
• The red LED indicates communication with the control panel by flashing once and alarm status by remaining steadily lit
• The yellow LED indicates activation of the short-circuit isolator or loss of communication with the control panel by flashing once
• Dimensions: Ø111 x 55 mm

Certifications and standards

• UL certified according to EN 54-5 class A2R and EN 54-7
• CE marking according to the European Construction Products Regulation (EU) No. 2024/3110
• Sensitivity EN 54-7 / EN 54-5 category A2R

24-month warranty

eb: 377147062363