APPENDIX A.CONNECTOR PIN DEFINITIONS

CONNECTOR P2: RS-232 Configuration Connector (DB9) MIU

DCD

1

data carrier detect

from

MIUXXX\485

RD

2

receive data

 

from MIUXXX\485

TD

3

transmit data

to

MIUXXX\485

DTR

4

data terminal ready

to

MIUXXX\485

GND

5

ground

 

 

 

DSR

 

6

data set ready

from

MIUXXX\485

RTS

7

request to send

to

MIUXXX\485

CTS

8

clear to send

from

MIUXXX\485

RI

9

ring indication

from

MIUXXX\485

PGND

shield

protective ground

 

 

_______________________________________________________________________________

CONNECTOR P1: RS-485 Configuration Connector 4 Positions header with .138 spacing

Interface to 4 positions Plug -in Terminal Block

TXY

1

transmit data (+)

from MIUXXX\485 module

TXZ

 

2

transmit data (-)

from MIUXXX\485 module

RX

3

receive data (+)

to MIUXXX\485 module

/RX

4

receive data (-)

to MIUXXX/485 module

 

 

 

 

 

MIUXXX/485 Installation, Operation & Diagnostics Edition: June 17, 2003

Page A-1

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Telenetics MIU Dial or Leased Line modem with RS-485 manual Appendix A.CONNECTOR PIN Definitions