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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
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 MINUS)
TXD- (TRANSMIT DATA MINUS)
GND
TXD+ (TRANSMIT DATA PLUS)
RXD+ (RECEIVE DATA PLUS)
RS-232 RS-422/RS-485
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APPENDIX A – CONNECTING PELCONET NET104A TO VARIOUS
COMPONENTS
Figure 38. DB9 Cable Wire Splicing