Appendix A Connector Wiring

LRS-24Installation and Operation Manual

 

 

 

 

 

 

 

 

 

A.2 Management RS-232 Port Interface—LRSI-F-CM1

Module

The Management RS-232 port on the LRSI-F-CM1 module has an RS-232 interface terminating in a 9-pin female connector wired in accordance with

Table A-2.

Table A-2. Pin Allocation for MANAGEMENT RS-232 Connector

Pin

Function

Direction

 

 

 

1

Data Carrier Detect (DCD)

Output

 

 

 

2

Receive Data (RXD)

Output

 

 

 

3

Transmit Data (TXD)

Input

 

 

 

4

Data Terminal Ready (DTR)

Input

 

 

 

5

Signal Ground (SIG)

N/A

 

 

 

6

Data Set Ready (DSR)

Output

 

 

 

7

Request to Send (RTS)

Input

 

 

 

8

Clear to Send (CTS)

Output

 

 

 

9

Ring Indicator (RI)

Output

 

 

 

A.3 Management RS-232 Port Interface—CM-1/CM-2

Modules

The Management RS-232 port on the CM-1 and CM-2 modules has an RS-232 interface terminating in a 9-pin female connector wired in accordance with Table A-3.

Table A-3. Pin Allocation for Management RS-232 Connector on CM-1/CM-2 Modules

Pin

Function

Direction

 

 

 

1

Data Carrier Detect (DCD)

Connected to pins 7, 8

 

 

 

2

Receive Data (RXD)

Output

 

 

 

3

Transmit Data (TXD)

Input

 

 

 

4

Data Terminal Ready (DTR)

Input, connected directly to pin 6

 

 

 

5

Signal Ground (SIG)

N/A

 

 

 

6

Data Set Ready (DSR)

Output, connected directly to pin 4

 

 

 

A-2

Management RS-232 Port Interface—CM-1/CM-2 Modules

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RAD Data comm LRS-24 operation manual Management RS-232 Port Interface-LRSI-F-CM1 Module, Pin Function Direction