Nice HSDOM21 Instructions Pour L'installation page 6

4 - BATTERY REPLACEMENT
Caution! – Never use battery types different from the
specified version. The batteries must be replaced all
together (with new ones). Do not combine batteries of
different brands or models. Do not use rechargeable
batteries.
Caution! – Before releasing the detector from the
mounting bracket, the control unit must be set to
"CONTROL UNIT TEST" mode to avoid improper tam-
pering alarm signals.
01. To release the detector from the mounting bracket, use
the special attachment lever (fig. 3).
02. Slide the detector upwards by approx. 5 mm to move it
away from the mounting bracket (fig. 3).
03. Open the container by loosening the 4 rear screws (fig. 5).
04. Open the battery compartment as shown in fig. 6 and
replace the batteries. Observe the specified polarity.
05. Close the detector by tightening the 4 rear screws (fig. 8)
and attach HSDOM21/22 to the mounting bracket (fig. 9).
5 - BATTERY DISPOSAL
Caution! – The batteries used in this alarm system, even
when discharged, contain polluting substances and therefore
must not be disposed of as household waste. Dispose of
according to separate waste collection procedures as envis-
aged by current local standards.
4 - English
6 - TECHNICAL SPECIFICATIONS
(HSDOM21 - HSDOM22)
Important: • All technical specifications stated herein refer
to an ambient temperature of 20° C (± 5° C). • Nice S.p.a.
reserves the right to apply modifications to the product at
any time when deemed necessary, maintaining the same in-
tended use and functionality.
nType: dual technology volumetric detector; infrared
HSDOM21 (11 areas over one floor) - HSDOM22 (9 areas
over one floor) and microwave radar (MW), designed for use
in outdoor environments. Protection against opening and
removal n Power supply: 4.5V with 3 1.5V AA batteries
or equivalent n Absorbed current: 70 μA on standby - 40
mA when transmitting n Autonomy: estimated at 2 years
(with Dip 4 = ON), with battery low signal n Radio trans-
mission: digital communication, in dual band frequency
(433 and 868MHz) with quartz control; devices pre-encoded
in the factory and managed in self-learning mode n Radio
range: 100 m in open field free of disturbance or approx.
20 m inside buildingsn Insulation: class III n Microwave
Frequency: 9.9 GHz n Microwave maximum power: <
20 mW (compliant with EN 50371) n Container protection
rating: IP 65 n Operating temperature: -25°C - +55 °C n
Use in environmental class environments: III n Installa-
tion: wall mountingn Dimensions (mm): 158 x 83 x 50 n
Weight: 0.37 Kg
Class 2 radio equipment (R&TTE), that can be used in the fol-
lowing countries: AUT - BEL - BGR - CYP - CZE - DNK - EST
- FIN - FRA - GRC - HUN - ISL - IRL - ITA - LVA - LTU - LUX
- MLT - NLD - NOR - POL - PRT - ROU - SVN - CHE - LIE.