28
en | Technical Data
Automatic Detectors LSN improved
2019.11 | 4.0 | F.01U.025.877
Operation Guide
Bosch Sicherheitssysteme GmbH
6
Technical Data
6.1
Detector and Trim Ring
Detector type
FAP-OC
520 / FAP-OC
520-P
FAP-O
520 / FAP-O
520-P
Detection principle
Combination of scattered light
and combustion gas
measurement
Scattered light measurement
Special features
–
Contamination detection
–
Drift compensation in
optical and in gas
measuring unit
–
Contamination detection
–
Drift compensation in
optical unit
Address allocation
Manual or automatic address setting via rotary switches
Operating voltage
15 to 33
V
DC
Current consumption
3.25
mA
Individual display
Two‑color LED: red/green
Alarm output
By data word via two‑wire signal line
Indicator output
Open collector, switches 0
V over 1.5
kΩ, max. 15
mA
Response sensitivity:
–
O
unit
< 0.36
dB/m (EN
54-7)
< 0.18
dB/m (EN
54-7)
–
Gas
unit
in ppm-range
-
Max. monitoring area
120
m
2
(note local guidelines)
Maximum installation
height
16
m (note local guidelines)
Minimum installation
height
Out of arm’s reach
Minimum distance to
lamps
50
cm
Permitted air speed
20
m/s
Permitted operating
temperature
-10
°C to +50
°C
-20
°C to +65
°C
Permitted relative
humidity
<95
% (non‑condensing)
Protection class as per
IEC
60529
IP
33
IP
53
Dimensions:
–
Detector without trim
ring
Ø
113
mm x
55 mm (without base)/Ø
113
x
70
mm (with base)
–
Detector with trim
ring
Ø
150
mm x
55 mm (without base)/Ø
150
x
70
mm (with base)
