Siemens OOH740-A9-Ex - Detector Line and Environmental Specifications

Specifications
8
Technical data for OOH740
-
A9
-
Ex
63
Building Technologies A6V10367521_h_en_--
Fire Safety 2015-02-02
Ambient conditions Operating temperature -25…+70 °C
Storage temperature -30…+75 °C
Air humidity ≤95 % rel.
Protection categories (IEC 60529):
l Base FDB2x1, FDB2x1-AA, FDB2x2
with base attachment FDB291
IP43
l Base FDB2x1 with sealing kit
FDBZ295
IP44
l Base FDB2x1, FDB2x1-AA, FDB2x2
with base attachment wet FDB295
IP44
Electromagnetic compatibility:
l 1 MHz…2 GHz 50 V/m
Permissible wind speed: Max. 20 m/s
Mechanical data Color ∼RAL 9010 pure white
Connections (in the detector
base)
Detector line and external alarm indicators:
l Design Spring clips
l Cable cross section 0.2…1.5 mm²
Standards European standards l EN 54-5
l EN 54-7
International standards l IEC/EN 60079-0
l IEC/EN 60079-11
Approvals IECEx/ATEX: BVS 12 ATEX E 087 X
8.1.2 Detector lines
C-NET-Ex detector line
Detector line Operating voltage (modulated) DC 13…28 V
Operating current (quiescent) Typ. 220 μA
Maximum current connection factor 1.25
Quiescent current connection factor 1.25
Address connection factor 1
Protocol C-NET-Ex
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 DC 9…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:
l Bright 12 ms
l Dark 1 s