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8
Specifications
Technical data for OOH740-A9-Ex
64
Building Technologies
A6V10367521_h_en_--
Fire Safety
2015-02-02
Collective detector line
You will find more information in document 001204.
Detector line
Operating voltage
DC 14...28 V
Maximum current connection factor
1.25
Quiescent current at maximum current
connection factor
65…125
μ
A
Surge current at maximum current
connection factor
180
μ
A
You will find details in the corresponding
section
Alarm voltage at:
l
Alarm current = 1…15 mA
DC 5…11 V
l
Alarm current = 25 mA
DC 9…12 V
Alarm current limitation at operating
voltage = DC 13...28 V
30…65 mA
Reset voltage UR:
l
Alarm is reliably reset
DC 0...2 V
l
Alarm may possibly not be reset
DC 2...4 V
Reset time at UR
≤
DC 2 V:
l
Alarm is reliably reset
>2 s
l
Alarm may possibly not be reset
1...2 s
Minimum length of time until the line
separator opens in the event of a short-
circuit
5 s
Protocol
Collective (with and without current limitation)
Compatibility
See 'List of compatibility'
External alarm indicators
Number of external alarm indicators that
can be connected:
Max. 1 external alarm indicator FDAI9x-Ex
Voltage
Typ. DC 6…14.2 V
Current
9…15 mA
Length of line
l
Max. 30 m with unshielded cables, or
when the shielding is connected to the
positive pole of the detector base
l
Max. 5 m, if the shielding is connected to
earth
Flashing interval times:
Depending on the control panel