using principle of thermal differential

Performance features:

Automatic self-monitoring of function and state;

Individual display for alarm;

Easy installation using removable base;

Technical data:

Nominal voltage: 24 V DC

Monitoring area: max. 30 m²

Monitoring height: max. 7.5 m

Alarm indicator: LED rot

Air speed: 0 - 25.4 m/s

Temperature range: -20 °C till +50 °C

Air humidity: ≤ 95 %

Type of protection: IP 40

Connection terminals: 0,6 mm Ø till 2 mm²

Housing: ABS

Colour: White (~ RAL 9010)

Specification: EN 54-7

VdS approval: G 213069

Scope of supply:

Detector incl. base

Brand: D+H Mechatronic AG

Type: FD-T 271

https://www.dh-partner.com/en/service/planning-support.html