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LSN Peripherals | LSN Motion PIR/Microwave | 313
Installation/Configuration Notes
Installation notes
The installation height is between 2.0 m and 2.6 m.
Note When using the B335 or B338 mount, the range
can be impaired and the dead zones can be
expanded.
The detector can react in its monitoring area to movements
or swift changes in temperature. Position the detector away
from direct sunlight, windows, ceiling fans, and busy roads.
Top view
Monitoring area: 12 m x 12 m
Side view
Monitoring area: 12 m x 12 m
Technical Specifications
Housing
Dimensions: 10.8 cm x 7 cm x 4.6 cm
Material: High-impact ABS plastic
Environmental conditions
Storage and operating tem-
perature:
-20 °C to +55 °C
Installation notes
Internal lens adjust-
ment:
+2° to -18° vertically
Microwave frequency
DS840LSN: 10.525 GHz
DS840LSN-C: 10.588 GHz
DS840LSN-F5: 9.35 GHz
Power requirements
LSN current consumption: 4.0 mA
LSN power supply: 33 V maximum
Standby power supply No internal emergency battery available.
Requires 4 mAh per hour in standby mode.
Trademarks
TriTech
®
is a registered trademark of Bosch Security Systems in the USA.
Ordering Information
DS840LSN Detector (10.525 GHz)
Operates at 10.525 GHz. Monitoring area of
12 m x 12 m, twin-wire connection to LSN, mi-
crowave and PIR monitoring every 12 hours,
pet immunity, and tamper switch.
DS840LSN
DS840LSN-C Detector (10.588 GHz)
Operates at 10.588 GHz. Monitoring area of
12 m x 12 m, twin-wire connection to LSN, mi-
crowave and PIR monitoring every 12 hours,
pet immunity, and tamper switch.
DS840LSN-C
DS840LSN-F5 Detector (9.35 GHz)
Operates at 9.35 GHz. Monitoring area of 12 m
x 12 m, twin-wire connection to LSN, micro-
wave and PIR monitoring every 12 hours, pet
immunity, and tamper switch.
DS840LSN-F5
Accessories
Swiveling B335-3 low-profile mount
Swiveling, low-profile, plastic mount for wall
mounting. The vertical swivel range is +10° to
-20°, while the horizontal swivel range is ±25°.
Available in triple packs.
B335-3
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