Справочник Пользователя для Pelco C2900M-B(1/03
84
C2900M-B (1/03)
TX+
RX+
TX -
RX -
RX+
TX+
RX -
TX -
ESPRIT
SPECTRA
TO RECEIVER
DB9
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
PIN
DCD (DATA CARRIER DETECT)
RXD (RECEIVE DATA)
TXD (TRANSMIT DATA)
DTR (DATA TERMINAL READY)
GND (GROUND)
DSR (DATA SET READY)
RTS (READY TO SEND)
CTS (CLEAR TO SEND)
RXD (RECEIVE DATA)
TXD (TRANSMIT DATA)
DTR (DATA TERMINAL READY)
GND (GROUND)
DSR (DATA SET READY)
RTS (READY TO SEND)
CTS (CLEAR TO SEND)
RXD- (RECEIVE DATA MINUS)
TXD- (TRANSMIT DATA MINUS)
TXD- (TRANSMIT DATA MINUS)
GND
TXD+ (TRANSMIT DATA PLUS)
RXD+ (RECEIVE DATA PLUS)
RXD+ (RECEIVE DATA PLUS)
RS-232
RS-422/RS-485
1 2 3 4 5
6 7 8 9
APPENDIX A – CONNECTING PELCONET NET104A TO VARIOUS
COMPONENTS
COMPONENTS
Figure 38. DB9 Cable Wire Splicing