9
03/24999571
Technical datas
The power supplies and electrical control equipment are to be operatetd exclusively with the components authorised by
the manufacturer.
Electrical properties
Rated operating voltage:
24 V DC
Alarm indicator:
LED red
Operating current at 30 V, quiescent:
max. 120 μA
Operating current at 30 V, alarm:
min. 19 to max. 22.5 mA
Permissible voltage range:
18 to 30 V DC
Signal transmission:
current rise
Remote indicator, short circuit proof:
max. 5 mA
Mechanical properties
Dimensions:
see pages 7
Weight:
125 g
Installation and ambient conditions
Monitored area¹:
max. 150 m²
Mounting height¹:
max. 16 m
Permissible air speeds:
max. 20 m/s
Ambient temperature:
-25 °C to +60 °C
Ambient conditions for moisture (constant,
without condensation) at ≤ 34 °C:
10 - 95 %, relative humidity
Ambient conditions for moisture (constant,
without condensation) at > 34 °C:
max. 35 g/m³, min. 10 %, relative humidity
Authorisations and certifications
Standards:
EN 54-7
Degree of protection IEC 529:
IP 44
Approval VdS:
G 207123
Approval CPD:
0786-CPD-20330
Material
Housing:
ABS/PC
Colour:
electro white
Trouble-free and safe operation is only warranted when used in conjunction with appropriate manufacturers control unit.
Request a technical conformity declaration when using drives from other manufacturers.
¹ Values dependent on the ceiling design (height, inclination) according to project guidelines that are specific to each
country.
Scattered light smoke detector MSD 523
