
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
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: DB9, 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 |
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 |
Ordering Information
Model | Description |
LNK-277M | RS232/RS422/RS485 serial to fiber converter, Phoenix terminal, MM, dual fiber, 2Km, SC |
LNK-277S-20 | RS232/RS422/RS485 serial to fiber converter, Phoenix terminal, SM, dual fiber, 20Km, SC |
E-link China Technology Co., Ltd.
Established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product manufacturer in China. Our main products include active equipments including fiber media converters, CCTV fiber converters, CCTV over Ethernet Converters (HD-SDI over Ethernet, HDMI over Ethernet, Power over Ethernet), etc. With rich experience in providing high quality products in telecom and CCTV business, E-link has a large manufacturing base in Shenzhen, able to deliver cost-effective solutions to serve our customers successfully.
E-Link Quality:
• ISO9001 Quality System
• Full-Spectrum environment and electrical testing of all product design
• 48 hours aging test before delivery
• Qualified CE, RoHS, FCC
Since the launch of our products on the domestic market and international market, we have won a good reputation for our high quality products and sincere services. Our products are widely applied to network systems of Telecom, Radio and Television, Public Security, Bank ,ect. To be in line with different needs of different customers, we have people to trace the latest market information so as to keep our products competitive and vital.
Our knowledgeable sales, technical support and engineering staff are dedicated to understanding your requirements and designing products & solutions to meet your needs. We shall be pleased to provide you fiber optical network products with our best price, superior quality and fast delivery.