Chapter 1. IntroductionASM-20Installation and Operation Manual

Indicators

Power

PWR

(green)

 

 

Request to Send

RTS

(yellow)

 

 

Transmit Data

TD

(yellow)

 

 

Receive Data

RD

(yellow)

 

 

Data Carrier Detect

DCD

(yellow)

 

 

Test

TEST

(red)

 

 

Bit errors

Err

(yellow)

 

Electrical

Power Supply

 

 

±

 

 

115 or 230 V ( 10%)

 

 

47 to 63 Hz; 5W

 

 

 

-48 VDC or 24 VDC

 

Physical

ASM-20 Modem

Height:

44 mm

/ 1.7 in

 

 

Width:

 

215 mm

/ 8.5 in

 

 

Depth:

243 mm

/ 9.6 in

 

 

Weight:

1.1 kg

/ 2.4 lb

 

ASM-20-R Card

Dimensions: Fits ASM-MN-214 modem rack

 

 

Weight: 290 gm / 10.1 oz

Environment

Temperature

°

°

°

°

 

0 - 50 C / 32 - 122 F

 

Humidity

Up to 90%, non-condensing

1-8 Technical Specifications

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Image 21
RAD Data comm ASM-20 Power, Green Request to Send, Yellow Transmit Data Receive Data Data Carrier Detect, Yellow Test