
G E N E R A L D E S C R I P T I O N
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GsmAlarm-420 Software ver. 1.05
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1.
GENERAL INFORMATION
1.1.
SAFETY INSTRUCTION
Important! Read and strictly follow all safety and operational instructions written in this user
manual, before using GsmAlarm-420 in order to guarantee safety and prevent possible injuries from
possible thermal and electric device failures for you and surrounding people.
Retain all safety and operational instructions for future reference during the whole operation lifetime
of device.
Device has two power supplies: main and reserve.
For premises protection:
Main: power transformer: I: 230V 50/60 Hz; II: (16–24)V ~ 1,2 A 50/60Hz;
Reserve: 12 V 1,2 Ah battery.
For car protection:
Main:12 V car battery;
Reserve: 6 V 1,2 Ah battery.
Device GsmAlarm-420 certifies required safety level of LST EN 60950-1:2003
standard.
All power supplies described above and connected to device must satisfy the
safety requirements of LST EN 60950 –1 standard!
External power supply can be connected to AC mains only inside installation
room with automatic 2-pole circuit breaker capable of disconnecting circuit
in the event of short circuit or over-current.
Open circuit breaker must have a gap between connections of more than 3mm
and the disconnection current 5A.
Only a qualified specialist possessing strong knowledge about general safety
requirements and technology of device can perform system installation works and
technical support.
In case of any device performance disorder only qualified specialist can repair it.
There are no parts you can change at place in the device.
ATTENTION!
EXPLOSION POSSIBLE USING WRONG KIND BATTERIES - NOT
RECOMMENDED BY MANUFACTURER.
DO NOT SWITCH POLES OF BATTERY BY ACCIDENT.
DO NOT SHORT CIRCUIT BATTERY POLES.
MAINTENANCE PERSONNEL WARNING!
TWO POLES OF AC ELECTRIC POWER SUPPLY.
POWER TRANSFORMER CUT-OUT IN NEUTRAL CABLE!
Disconnect device from AC power and reserve battery before performing any
installation or maintenance work.
It is forbidden to perform any device installation or maintenance work during
lightning!