Bosch D296 - Specifications; Electrical; Environmental; Mechanical

Long-range beam smoke detectors Specifications | en 29
Bosch Security Systems, Inc. Installation manual 2017.03 | 7.0 | F.01U.068.899
9 Specifications
Electrical
Alarm Current (Receiver) D296: 70mA maximum at 24VDC
D297: 75mA at 12VDC
Standby Current D296 Receiver: 45mA at 24VDC
D296 Transmitter: 20mA at 24VDC
D297 Receiver: 50mA at 12VDC
D297 Transmitter: 20mA at 12VDC
Operating Voltage D296: 18.0VDC to 32.0VDC
D297: 10.2VDC to 15.0VDC
Alarm contacts Normally Open (N/O) contacts rated 1A, 60VDC maximum
for DC resistive loads, do not use with capacitive or inductive
loads
Auxiliary alarm contacts Normally Open (N/O) contacts rated 1A, 60VDC maximum
for DC resistive loads, do not use with capacitive or inductive
loads
Trouble contacts Normally Closed (N/C) contacts rated 1A, 60VDC maximum
for DC resistive loads, do not use with capacitive or inductive
loads
Environmental
Environment Indoor, dry
Relative humidity 0% to 95%, non‑condensing
Temperature
(storage and operating)
-22°F to +130°F (-30°C to +54°C)
For UL Listed installations, the range is +32°F to +130°F (0°C
to +54°C)
Mechanical
Dimensions 7in. x 5.5in. x 5.5in. (17.8cm x 14cm x 14cm)
Mounting Mount to 3.5in. or 4-in. square or octagonal electrical boxes
or European Beza boxes
Adjustability Internally adjustable optics for ±90° horizontal, and ±10°
vertical adjustment
Sensitivity Field selectable for 20%, 30%, 40%, 50%, 60%, or 70% beam
obscuration
System Signaling Conventional four-wire system, do not use with systems
incorporating an alarm verification feature
Signal Delay Fire: Selectable 30sec or 5sec
Trouble: 20 ± 2sec
Spacing
(distance between systems)
60ft. (18m) maximum, spacing confirmed by Underwriters
Laboratories (UL) testing