LDM422  RS-232/422 거리확장용 Converter

  

 LDM422 Fully Isolated 거리확장용
 RS-232/422 Converter

  square02_darkbluegreen.gif Optical Isolation

  square02_darkbluegreen.gif RTS, CTS Handshake

  square02_darkbluegreen.gif Industrial Surge Protectors

  square02_darkbluegreen.gif 6 LED 상태 표시

  square02_darkbluegreen.gif 9600 Baud로 5Km까지 통신 가능

  square02_darkbluegreen.gif Tri-State Output for MultiDrop      Applications

  square02_darkbluegreen.gif 작동온도 : 0 to 70℃

  LDM422 사양 및 Data Sheet Download(PDF Format)

 

모델 선택 가이드

모  델  번  호

25-Pin 콘넥터

전   원

연  결  방  법

LDM422-P

Male

 

Screw Terminals

LDM422-S

Female

 

Screw Terminals

LDM422-PT

Male

U.S. Transformer

Screw Terminals

LDM422-ST

Female

U.S. Transformer

Screw Terminals

LDM422-PE

Male

European Transformer

Screw Terminals

LDM422-SE

Female

European Transformer

Screw Terminals

PT3                    U.S. Style Wall Mount Transformer, 120VAC

PT3E                  Euro Style Wall Mount Transformer, 220VAC

 

LDM422 사양

Baud Rate

0-19.2Kbps(Baud)

Baud Rate

   Distance(km)

  19.2K   9.6K   4.8K   2.4K   1.2K-0

    1.8     5.0     6.7    8.3      11.7

Common Mode Isolation

Surge : 750V,  Continues : 500V

Maximum Multidrop Units

 

32. Reduced distances may be required when as many as 32 units are Multidropped. No restrictions apply for distances of 1 mile(1.7km) or less.

Differential Mode Surge Protection(9 devices)

(AC Input) ANSI/IEEE C37.90.1-1989 (all RS-422 Inputs & Outputs)
 

Modes

Asynchronous 4-wire Duplex, 2-wire half-duplex, 2-wire Simplex

Channel Lines(1)

TD, RD, RTS, CTS

Control Lines(1)

RTS, CTS, DTR, DSR, RLSD

Null Modem Switch

1(Reverses RS-232 pins 2 and 3)

RS-422 Output Drive

20mA max/output

RS-422 Input Impedance

6kΩ min/input

Power

12VAC ±10% at 10W,  ±11.5VDC to ±17VDC @400mA

Temperature

Operation : 0℃ to 70℃,   Storage : -40℃ to 85℃

Relative Humidity

0-95% non-condensing

Dimensions

6.6in x 2.1in x 1.28in(167.6mm x 53.3mm x 32.5mm)

Weight

7.0 oz (200g) max,   PT3 & PT3E : 11.0 oz (311.8g) max

MTBF(2)

>100,000 hrs

(1) TD = Transmit Data, RD = Receive Data, RTS = Request To Send, CTS = Clear To Send,
      DTR = Data Terminal Ready, DSR = Data Set Ready, RLSD = Received Line Signal Detect.

(2) Ground-benign environmental conditions(no salt atmosphere, <50℃ ambient temperature)

 

한국인텔리젼트시스템(Korea Intelligent System)  전화 : 02-3272-9301   Email : sales@intelligent.co.kr