Siemens FDL241-9, Technical Manual

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Specifications 8
Technical data
82
Building Technologies
007016_i_en_--
Fire Safety 2012-09-07
8 Specifications
8.1 Technical data
FDnet/C-NET-detector line Operating voltage DC 12…33 V
Operating current (quiescent) 0.8 mA
Maximum current connection factor 4
Quiescent current connection factor 4
Address connection factor 1
Separator connector factor 1
Protocol FDnet/C-NET
Compatibility See 'List of compatibility'
Collective detector line Operating voltage DC 14…28 V
Operating current (quiescent) 0.7 mA
Making current Max. 1.5 mA
Connection factor 10
Alarm voltage at alarm current:

1 … 15 mA DC 5…10 V

35 mA DC 18…22 V

50 mA DC 26…28 V
Alarm current at operating voltage DC 5 … 28 V 4 … 50 mA
Reset voltage DC 2…4 V
Reset time at reset voltage DC 2 V 1…2 s
Protocol Collective (with and without current
limitation)
Compatibility See 'List of compatibility'
Line separator Line voltage:

Nominal DC 32 V (= V
nom
)

Minimum DC 12 V (= V
min
)

Maximum DC 33 V (= V
max
)
Voltage at which the separator opens:

Minimum DC 7.5 V (= V
SO min
)

Maximum DC 10.5 V (= V
SO max
)
Permanent current when switches are closed: Max. 0.5 A (= I
C max
)
Switching current (e.g., in the event of a short-
circuit)
Max. 1 A (= I
S max
)
Leakage current when switches are open: Max. 1 mA (= I
L max
)
Serial impedance when switches are closed: Max. 0.5 Ω (= Z
C max
)