User manual

VT-IPSD102H Manual
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Appendix B: Serial Port
1. RS-232 Port
 Port Type
* 3 PIN
* Pin Arrangement
* Pin Description
Pin NO
Pin Name
Description
1
TX
RS232 TX (Transmit)
2
RX
RS232 RX (Receive)
3
GND
Ground
2. RS-422/485 Port
 Port Type