DB9 RS232
serial ports
Surface mount Surface mount
Instruction manual
2
Product diagram
Front view
Rear view
DB9 RS232 connector pinout
DC power
input
10/100Mbps
RJ45 port
Reset
button
2-wire terminal
block (9~36V
DC input)
LEDs
Pin 1 NC
Pin 2 RXD
Pin 3 TXD
Pin 4 DTR
Pin 5 GND
Pin 6 DSR
Pin 7 RTS
Pin 8 CTS
Pin 9 NC
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