LST Smoke Alarm AO 55000 620 User Manual

Optical Smoke Detector

AO-55000-620

• ADM loop technology with

Apollo/Discovery protocol

• Optional connection of remote

indicator

• Constant response sensitivity

• Sealed electronics

Description

The addressable Optical Smoke Detector AO-55000- The inﬂuence of contamination of the optical measure-

620 uses the scattered light principle, and was deve- ment system is compensated for by using intelligent

loped for the detection of smoke particles in a wide evaluation algorithms. With that, the response sensiti-

range of ﬁre detection applications. The modern design vity of the detector is kept constant for a long time –

of the sensing chamber allows to reliably evaluate the a further effective step to avoid false alarms.

characteristics of ﬁre.

The activated condition of the detector is indicated by a

The proven ADM loop technology with Apollo/Discovery red LED. The detector address is selected by means of

protocol establishes a permanent communication bet- a code card in the detector base. Therefore the detec-

ween the ﬁre detection control panel and the detector. tor can be changed without additional tools.

That ensures a periodical function testing of the detec-

tor. In the control panel all types of ﬁres are detected by The detector can be attached to various bases and it

continuously comparing ﬁre patterns.

can be protected against theft.

Speciﬁcations

Operating voltage

Current consumption

Ambient temperature

Relative humidity

Dimensions ø × H

Colour

Supply through loop voltage

typ. 340µA (quiescent)

-20°C to +60°C

0 – 95% (no condensation)

100 × 42 (mm)

white

Weight

105g

Approval

VdS G294028

Order number

Order name

241023

Optical Smoke Detector/Anal./XP95/Apo AO-55000-620

Building Safety. Building Security.

AO-55000-620_DBL_LST_EN_0804.PDF • PAGE 1