Eldes ESIM120 - 2.2. Main Unit, LED Indicator and Connector Functionality

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ESIM120 Manual v.3.6
2.2. Main Unit, LED Indicator and Connector Functionality
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AC/DC RELAY1 RELAY2 COM Z5 Z4 Z3 Z2 Z1
ANT
MIC
USB
F1
SIM CARD
G S M
MO DE M
SIM STAT
NETW
DEF
Main Unit Functionality
ANT GSM/GPRS antenna SMA type connector
USB Mini USB port
SIM CARD SIM card slot / holder
GSM MODEM GSM network 850/900/1800/1900 MHz modem
MIC N/A
SIM STAT Red light-emitting diode indicating SIM card status
NETW Green light-emitting diode indicating GSM signal strength
DEF Pins for restoring default settings
F1 0.5A fuse
Connector Functionality
AC/DC Power supply terminals
RELAY1 Output C1 terminal
RELAY2 Output C2 terminal
COM Common terminal
Z5 N/A
Z4 N/A
Z3 Low-level (negative) input terminal
Z2 High-level (positive) input terminal
Z1 Low-level (negative) input terminal