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2.2 Connecting to Other Devices
2.2.1 Power Connector
DC power source input is a power jack connector. Power input is 12V
DC.
2.2.2 Serial Port Connector
Use serial port connector to connect your HMI to external devices
such as mouse, modem or printer.
Refer to
“
Configuring Serial Port Settings
” of this Quick Start Guide
for more detail.
Pin
№
Signal Name Pin
№ Signal Name
1
DC_IN
2
GND
Voltage
Minimum Voltage 11.4V
Maximum Voltage 12.6V
Maximum Current 4.2A
Pin №
RS-232
RS-422
RS-485
1
DCD
TxD-
D-
2
RXD
TxD+
D+
3
TXD
RxD+
NC
4
DTR
RxD-
NC
5
GND
GND
GND
6
DSR
NC
NC
7
RTS
NC
NC
8
CTS
NC
NC
9
RI
NC
NC
