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178 | Detectors and Accessories | Motion PIR/Microwave
Installation/Configuration Notes
Top View
DS825 Broad Coverage 7.5 m x 7.5 m (25 ft x 25 ft)
Side View
DS825 Broad Coverage 7.5 m x 7.5 m (25 ft x 25 ft)
Top View
DS840 Broad Coverage 12 m x 12 m (40 ft x 40 ft)
Side View
DS840 Broad Coverage 12 m x 12 m (40 ft x 40 ft)
Technical Specifications
Enclosure Design
Dimensions: 10.8 cm x 7 cm x 4.6 cm
(4.25 in. X 2.75 in. X 1.8 in.)
Material: High impact ABS plastic enclosure
Environmental Considerations
Operating Tem-
perature:
-40°C to +49°C (-40°F to +120°F)
For UL Listed installations, 0°C to +49°C (+32°F to
+120°F)
Radio Frequency
Interference
(RFI) Immunity
No alarm or setup on critical frequencies in the range
from 26 MHz to 950 MHz at 50 V/m.
DS825TA and
DS840TA:
Comply with Environmental Class II (EN50130-5)
Mounting
Location: Surface or corner mount
Height: 2 m (6.5 ft)
Outputs
Alarm: Normally-closed reed relay rated at 3.0 W, 125 mA at 28 VDC
for resistive loads and protected by a 4.7 Ω resistor in the
common C leg.
Tamper: Normally-closed tamper switch with contacts rated at 28 VDC,
125 mA maximum
Power Requirements
Current Draw: 16 mA at 12 VDC
Voltage: 6 VDC to 15 VDC
Bosch Security Systems B.V. www.boschsecurity.com
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