99
ESIM022 User manual v1.1
Main Unit Functionality
ANT
GSM antenna
FW
Pins for firmware update
TAMPER
Tamper switch
GSM MODEM
GSM network 900/1800 MHz modem
RESET
Button for restoring default settings
SIM CARD
SIM card slot / holder
LED
Light-emitting diode indicating system status
USB
Mini USB port
MIC
Microphone connector
-/+
Backup battery slots
F1
0.5A fuse
LED indication
Description
OFF
No power supply
Flashing every 30 ms
SIM card is not present / PIN code enabled
Flashing every 0,5 sec.
Searching for GSM network
Flashing every 1 sec.
Connected to GSM network/system operating successfully
Connerctors
Description
Z1
Digital input terminal
COM
Common terminal
Z2
Digital input terminal/temperature sensor data terminal (DATA)
DC
Positive power supply terminal
C1
Open-collector output terminal/temperature sensor power
supply terminal (+4V)