Specifications

RS-232 (DTE) Interface

 

 

 

 

Signal Name

Modem Input/Output

DB25 Pin

Description

 

 

 

 

Earth GND

1

Earth Ground

 

 

 

 

TXD

Input

2

Transmit Data

 

 

 

 

RXD

Output

3

Receive Data

 

 

 

 

RTS

Input

4

Request To Send

 

 

 

 

CTS

Output

5

Clear To Send

 

 

 

 

DSR

Output

6

Data Set Ready

 

 

 

(Modem Ready)

 

 

 

 

SG

7

Signal Ground

 

 

 

 

DCD

Output

8

Data Carrier

 

 

 

Detected

 

 

 

 

DRS

Input

23

Data Rate Select

 

 

 

 

Environmental Specifications

Operating temperature: -40 to + 85o C

Storage temperature:

-40 to +125o C

Operating humidity:

5 to 95 %, non-condensing.

Line Isolation:

3750 V RMS

Surge protection:

Leased line up to 15K VA

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Telenetics DSP 9612 manual Environmental Specifications, RS-232 DTE Interface