APPENDIX A – CONNECTING PELCONET NET104A TO VARIOUS COMPONENTS

DB9

TX+

RX+

 

 

TX -

RX -

TO RECEIVER

ESPRIT

RX+ TX+

RX - TX -

SPECTRA

1 2 3 4 5

6 7 8 9

PIN

RS-232

RS-422/RS-485

 

 

 

1

DCD (DATA CARRIER DETECT)

 

2

RXD (RECEIVE DATA)

RXD- (RECEIVE DATA MINUS)

3

TXD (TRANSMIT DATA)

TXD- (TRANSMIT DATA MINUS)

4

DTR (DATA TERMINAL READY)

 

5

GND (GROUND)

GND

6

DSR (DATA SET READY)

 

7

RTS (READY TO SEND)

TXD+ (TRANSMIT DATA PLUS)

8

CTS (CLEAR TO SEND)

RXD+ (RECEIVE DATA PLUS)

9

 

 

 

 

 

Figure 38. DB9 Cable Wire Splicing

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Pelco C2900M-B(1/03 manual Appendix a Connecting Pelconet NET104A to Various Components