
T E C H N I C A L
C H A R A C T E R I S T I C S
_________________________________________________________________________________
GsmAlarm-420 Software ver. 1.05
- 25 -
9.
TECHNICAL CHARACTERISTICS
GSM MODULE
Operation frequency
EGSM-900 MHz DCS-1800 MHz
MAIN POWER SUPPLY (connected to terminal “AC “)
Power supply voltage in premises protection mode
AC 16-24V
Frequency
50/60Hz
AC Power supply voltage in car protection mode
DC 12V
Maximum current in premises protection mode
~1.2A max
Maximum current in car protection mode
1.2A max
RESERVE BATTERY (connected to terminals “B+ “ and “GND“)
Voltage in premises protection mode
DC 12V
Voltage in car protection mode
DC 6V
Reserve battery type
PB - acid
Reserve battery capacity
1.2 Ah max
OUTPUT“AUX “ (FOR EXTERNAL DEVICES)
Output voltage in premises protection mode
DC 12V
Output voltage in car protection mode
DC 6V
Maximum current
1 A max
Short circuit protection triggering current
2 A max
SIREN OUTPUT “BELL” (C3)
Maximum current
0.6 A max
Output active (siren is on)
Connected to GND
Output non-active (siren is off)
Open contact
PROGRAMMABLE OUTPUTS C1, C2
Maximum current
150 mA max
Output active
Connected to GND
Output non-active
Open contact
INPUTS Z1 – Z5
Load resistance (“loaded input“ mode only)
2,2 k
Ω
Ω
Ω
Ω
,
±
±
±
±
10 %
POWER CONSUMPTION (without external sensors and keypad)
Non-activated state
40 mA max
Call, sending SMS or speech mode
300 mA max
OPERATING TEMPERATURE
-20°C…+55°C
DIMENSIONS
135x85x35 mm
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Ė
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