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RS-232 / RS-422 / RS-485 over Fiber Media Converter

Model:LNK-277 Series

►Plug-and-play, hot pluggable

►Extends RS-232/RS-422/RS-485 transmission up to 2Km on MMF, 80Km on SMF

►Industrial Wall Mount Compact size rugged case

►Protects against electrical interference and chemical corrosion

Overview

LNK-277 Series is an industrial grade RS-232 / RS-422/ RS-485 to fiber optic converter which converts a standard RS-232 / RS-422 / RS-485 transceiver to a fiber optic link as to extend the serial signal up to 2Km on multimode fiber and 80Km on single mode fiber. This unit is enclosed in an industrial wall mount compact size rugged steel case.

Features

►Plug-and-play, hot pluggable

►Extends RS-232/RS-422/RS-485 transmission up to 2Km on MMF, 80Km on SMF

►Industrial Wall Mount Compact size rugged case

►Protects against electrical interference and chemical corrosion

►Built-in surge and static protection

►Diagnostic and unit indicator LEDs

►Wide temperature range

Application

Technical Indexes

Standard

EIA /TIA RS232, RS-422, RS-485

Fiber Connector

SC standard, ST/FC optional

Fiber Distance

50/125um MMF: 2Km, 62.5/125um MMF: 5Km, 9/125 SMF:20/40/60/80Km

Serial Connector

RS-232, RS-422, RS-485: phoenix terminal

Serial Distance

RS232: 15 meters, RS-422, RS-485: 1500 meters

Rate

0-120Kbps

Baud Rate

300 Baud to 115,200 Baud

RS-232

IN, OUT, GND

RS-485

D+, D-, GND

RS-422

R+, R-, T+, T-, GND

Power Supply

110V ~ 240VAC to 5VDC with external power adapter

110V~240VAC to 12-48VDC with External power adapter

Power rate

5-40V, 2W

Static protection

15KV electric static discharge (ESD) protection

Surge protection

1500W/sec surge protection

Operation Temperature

-25°C to +70°C

Storage Temperature

-40°C to +85°C

Storage Humidity

5%~90% non-condescending

Dimensions

110(L)*104(W)*28(H) mm

Weight

0.3kg/pcs


  • Download FileName:E-link LNK-277 Serial Data Converter Datasheet V1.0.pdf Size: 225KB
  • Download FileName:E-link RS232 422 485 Fiber Modem User Manual V1.0.pdf Size: 157KB

Ordering Information

LNK-277M RS232/RS422/RS485 serial ports to fiber converter, Phoenix terminal, MM, dual fiber, 2Km,SC, standalone, external power adaptor
LNK-277S-20 RS232/RS422/RS485 serial ports to fiber converter, Phoenix terminal, SM, dual fiber, 20Km,SC, standalone, external power adaptor
LNK-S277-20A RS232/RS422/RS485 serial ports to fiber converter, Phoenix terminal,Single Mode, Single Fiber, TX: 1310, RX: 1550, SC, standalone, external power adaptor
LNK-S277-20B RS232/RS422/RS485 serial ports to fiber converter, Phoenix terminal,Single Mode, Single Fiber, TX: 1550, RX: 1310, SC, standalone, external power adaptor

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