GEZE hold-open system FA GC 150
23
Technical data
4.8 Ceiling-mounted smoke detector ORS 142
Ceiling-mounted smoke detector kit ORS
142 with
ú
2 × smoke detector ORS 142
ú
2 × base ORS 143 A
ú
1 × magnetic holder
ID 141715
Ceiling-mounted smoke detector ORS 142 with
ú
Smoke detector ORS 142
ú
Base ORS 143 A
ú
1 × magnetic holder
ID 091069
Colour
white, RAL 9010
Dimensions (with base,
Ø × H
)
80 mm × 66 mm
Functional principle
ú
Smoke detection
ú
Temperature sensor
Scatter light, adaption of the alarm threshold, self-resetting
70 °C ±5
Input voltage
24 V DC
Input current
maximum 22 mA
Installation position
Ceiling mounting
IP rating
IP42
Ambient temperature
-20 °C to 60 °C
Alarm output
Potential-free relay output, normally closed contact maximum 24 V DC /
maximum 1 A
Magnetic holder
switches on in the last ceiling-mounted detector 2 × 43 k
W
Detector test
Alarm triggering with test aerosol
Signalling
LED
Relay output
Voltage-free
Off
4
5
Normal operation
Green
4
5
Contamination (warning)
The
ceiling-mounted smoke detector
should be replaced.
Yellow
Green
GN
YE
4
5
Contamination limit reached
The
ceiling-mounted smoke detector
must be replaced.
Yellow
Green
GN
YE
4
5
Fault
The
ceiling-mounted smoke detector
must be replaced.
Yellow
4
5
Alarm
Red
4
5
Tab. 4.8.1
LED for displaying state
ORS 142
Fig. 4.8.1
Fig. 4.8.2
Fig. 4.8.3