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M u l t i p u r p o s e &
F O X - 1 2 1
W a t e r p r o o f P a n e l P C
Chapter 2 Quick Installation Guide
2 - 3
2.3 COM2 Connector for RS232/RS422/RS485
RS-232
Pin Signal
Pin
Signal
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
RS-422
Pin Signal
Pin
Signal
1 TXD-
2 RXD+
3 TXD+
4 RXD-
RS-485
Pin Signal
Pin
Signal
1 TXD-
2 NC
3 TXD+
4 NC
Содержание FOX-121
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Страница 32: ...Multipurpose F O X 1 2 1 Waterproof Panel PC Appendix A FAQ A 1 FAQ Appendix A ...