Smoke detector (smoke sensing using optical light scatter principle) to prevent transfer of smoke via the ventilation ducting in air conditioning systems.
Suitable for control and release of fire and smoke dampers with General Building Approval equipped with electric or electro-pneumatic release mechanisms and working on the principle of power off to close.                                                                                                                                                       Supervision by an external organisation as required by the German law is performed by VdS Schadenverhütung GmbH, Cologne.


Essential features

• Can be used for air velocities of 1 m/s to 20 m/s
• With integral mains adapter (supply voltage 230 V, 50 / 60 Hz)
• Zero potential signal relay
• Integral signal lamps
• Sealed cover connected to casing with hinges
• Choice of four flow directions by rotation through 90°
• Easy to remove smoke sensor head (simple functional check)
• With contamination level indicator and “tracking” of sensitivity threshold (long service life)
• Air flow monitor (warning limit set at air velocity < 2 m/s)
• Annual maintenance
• Granted General Building Approval Z-78.6-67 by the German Institute for Structural Engineering, Berlin
• Compatible with any product and manufacturer