RAD Data comm ASM-10/8 operation manual Technical Specifications, Line

Transmission

Type

Unloaded twisted pair 19 to 26 AWG;

Line

2-wire for half duplex; 4-wire for full

duplex

Connector

5-screw connector or RJ-45

Range

See Table 1-1

Level

0 dBm, -3 dBm, -6 dBm, -9 dBm

Transmit Impedance

150, 300, 600Ω, LOW, jumper-selectable

Receive Impedance

150, 300, 600Ω, HIGH, jumper-selectable

Return Loss

Greater than 15 dB

Carrier

Controlled by RTS or constantly ON

Modulation

Differential diphase (Eurocom Std. D1)

Digital Interface

Type

RS-232/V.24

Baud Rates (Sync and Async)

Selectable to:

1.2, 2.4, 3.6, 4.8, 7.2, 9.6, 14.4, 19.2 kbps

RTS/CTS Delay

Jumper-selectable to: 0, 8 or 64 msec

Connector

25-pin D-type female

V.54 Diagnostics

Digital Loopback

•

Local (DIG), activated by a push button

•

Remote (REM), activated by a push

button or by the DTE interface signal,

pin 21

Analog Loopback

Local (ANA), activated by a push button or

by the DTE interface signal, pin 18.

Timing Elements

Receive Clock

Derived from CDP Receive signal

Transmit Clock

Derived from the following alternative

sources:

•

Internal

•

External from the terminal, via pin 24

•

Loop clock derived from the receive

signal looped back as a transmit clock

Indicators

TD (yellow)

Transmit Data

RD (yellow)

Receive Data

RTS (yellow)

Request to Send

DCD (yellow)

Data Carrier Detect

TEST (red)

Test

PWR (green)

Power

RPF (red)

Remote Power Fail (ASM-10/8/R only)

Technical Specifications

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