7BSpecifications
54BTechnical data FDOOT221, FDOOT241-x / -Ax
8
127 | 138
Building Technologies
007004_t_en_--
Fire Safety
2015-11-04
Interactive detector line (FDOOT241-A5)
Detector line
Operating voltage (modulated)
DC 21…33 V
Operating current (quiescent)
Typ. 220 µA
Maximum current connection factor
1
Address connection factor
1
Separator connector factor
1
Protocol
K1151 (interactive)
Compatibility
See 'List of compatibility'
Line separator
Line voltage:
●
Nominal
DC 32 V (= V
nom
)
●
Minimum
DC 21.2 V (= V
min
)
●
Maximum
DC 33 V (= V
max
)
Voltage at which the line separator opens:
●
Minimum
DC 14.9 V (= V
SO min
)
●
Maximum
DC 11.2 V (= V
SO max
)
Permanent current when switches are closed
Max. 0.11 A (= I
C max
)
Switching current (e.g., in the event of a short-
circuit)
Max. 0.20 A (= I
S max
)
Leakage current when switches are open
Max. 1 mA (= I
L max
)
Serial impedance when switches are closed
Max. 0.55
Ω (= Z
C max
)
Voltage at which the line separator closes
●
Minimum
DC 15.5 V (= V
SC min
)
●
Maximum
DC 19.5 V (= V
SC max
)
External alarm indicators
External alarm indicators which can be
connected
2
Voltage
DC 10…17 V
Current
9…15 mA
Flashing interval times:
●
Bright
20 ms
●
Dark
1.5 s (typical)
