Bosch D340, Installation Manual

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Duct smoke housing, 2-wire Specifications | en 21
Bosch Security Systems, Inc. Installation manual 2017.04 | 7.0 | F.01U.071.685
6 Specifications
Electrical
Current (alarm) Dependent on the control panel that must limit the alarm
current to 100 mA maximum.
Maximum RMS Ripple 25% of DC input
Power-up time 22 sec maximum
Voltage, operating 8.5 VDC to 32 VDC from two-wire loop. Optional 24 VDC/VAC
from control panel or external supply.
D340 with D344-RT, D344-RL, and External Power
Loop power External power
8.5 V to 32 V 24 V
Condition
– Alarm Current limit to 100 mA 170 mA in remote test
– Standby < 0.120 mA 5 mA
– Trouble < 0.170 mA 0.030 mA
D340 with D344-RT, D344-RL without External Power
Loop power 8.5 V to 32 V
Condition
– Alarm Current limit to 100 mA
– Standby < 0.140 mA
– Trouble < 0.170 mA
D340 without D344-RT, D344-RL without External Power
Loop power 8.5 V to 32 V
Condition
– Alarm Current limit to 100 mA
– Standby < 0.130 mA
– Trouble < 0.150 mA
Environmental
Air velocity 300 ft./min to 4000 ft./min (1.5 m/s to 20.3 m/s)
Relative humidity 0% to 95%, non-condensing
Temperature, operating +32F to +120°F (0°C to +49°C).
For UL listed requirements, the operating temperature range is
+32°F to +100°F (0°C to +37.8°C).