Siemens FDA241 Technical Manual page 106

Aspirating smoke detector
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Specifications
9
Technical data for FDA241, FDA221
Line separator
Parameter sets
Sensitivity
Alarm delay
106
Building Technologies
Fire Safety
Interface for connecting to a PC
Connection to detector line with FDCC221S
(accessory)
Connection factor with FDCC221S (accessory)
Line voltage:
Nominal
Minimum
Maximum
Voltage at which the line separator opens:
Minimum
Maximum
Permanent current when switches are closed
Switching current (e.g., in the event of a short-circuit)
Leakage current when switches are open
Serial impedance when switches are closed
Number of parameter sets (see also [➙ 40])
FDA241
FDA221
For early warning alarm, pre-alarm, fire alarm 1 (see also [➙ 40])
FDA241
For pre-alarm, fire alarm 1 (see also [➙ 40])
FDA221
For fire alarm 2 (see also [➙ 40])
FDA241
FDA221
Can be set individually
Default setting
EN 54-20
Mini USB
FDnet/C-NET
3
DC 32 V (= V
)
nom
DC 12 V (= V
)
min
DC 33 V (= V
)
max
DC 7.5 V (= V
)
SO min
DC 10.5 V (= V
)
SO max
Max. 0.5 A (= I
)
C max
Max. 1 A (= I
)
S max
Max. 1 mA (= I
)
L max
Max. 0.5 Ω (= Z
)
C max
10 sets
5 sets
0.03...2.0 %/m obs
0.08...2.0 %/m obs
2.0...20 %/m obs
6.0...20 %/m obs
0...300 seconds
0 seconds (firmware
version ≥ 3.10)
60 seconds (firmware
version ≤ 3.6)
0 seconds
A6V10334410_h_en_--
2015-09-29

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