22
EN
ESIM022 User manual v1.1
User Manual v1.1
SAFETY INSTRUCTIONS
Please read and follow these safety guidelines to safeguard yourself and others:
• GSM dialler ESIM022 (later referred to as “the system” or “the device”) contains a built-in
radio transceiver operating in GSM 900/1800 MHz bands.
• DO NOT use the system where it can cause potential danger and interfere with other
devices – such as medical devices.
• DO NOT use the system in hazardous environment.
• DO NOT expose the system to high humidity, chemical environment or mechanical impact.
• DO NOT attempt to repair the system yourself – any repairs must be carried out by fully
qualified personnel only.
Please, use the 12-15 V
300 mA DC power supply unit that meets the EN
60950-1 standard. Any additional device you connect to the system, such as a
computer, must also be powered by an EN 60950-1 approved supply. When con-
necting the power supply to the system, mind the polarity terminals. DO NOT
switch the polarity terminals places.
External power supply must be reachable
and can be connected to AC mains only
inside installation room with automatic
2-pole circuit breaker capable of discon-
necting circuit in the event of short circuit or
over-current condition. Open circuit breaker
must have a gap between connections of
more than 3 mm and the disconnection cur-
rent 5 A.
Phase
DC 12-15 V
Null
PE
ESIM022
USB cable
Disconnect the mains power before installing. Never install or carry out mainte-
nance during stormy weather. The electric socket that powers the system must be
easily accessible. In case of power cut, the system is powered by a back-up battery
(if any).
WARNING:
Only use the approved 8.4V 250mAh rechargeable Ni-Mh 6HR61
(IEC)/7.2H5 (ANSI/NEDA) back-up battery with the system to avoid fire or explo-
sion. Take care when connecting positive and negative battery terminals.
