Mini-type 3G-SDI to Fiber Converter with Tally & Reverse RS485 
Overview
Mini 3G/HD-SDI fiber converter supports 1 channel 3G/HD-SDI video (with audio embedded), Tally signal and reverse RS485 signal transmission via optical fiber, and can output local monitoring signal via 3G/HD-SDI loop. E-link 3G/HD-SDI video fiber converter includes a transmitter and a receiver, supporting the transmission of 1080P 3G/HD-SDI signals.
Features
► Each channel includes 8-channel audio embedded;
► Automatic cable equalization, used for all rate below 3.2 Gb/s (Belden 1694A);
► Automatic reclocking 270Mbit/s - 1.48Gbit/s - 3Gbit/s
► Directly compatible with SDI camera systems
► Long transmission capability up to 80 km
► Hot swap and hot plug;
► Handle all Pathological patterns, fully digital non-compression broadcast level transmission;
► LED Status Indication to monitor the working conditions;
► super optic dynamic range and free of adjustment;
► 1470~1610nm CWDM wavelengths optional;
► industry level ultra-broad temperature range (-20℃~+70℃), adaptable to various environments;
Technical Indexes
| Fiber Optical interface | |
| Fiber interface | Simplex LC | 
| Transmission distance | 550m-20Km | 
| Wavelength | 1310nm/1550nm | 
| Video | |
| Video interface | BNC | 
| Video input/output impedance | 75Ω | 
| Video input/output voltage | Typical:1Vpp, Min 0.5Vpp, Max 1.5Vpp | 
| Video Bits Rate | Max 3.2Gb/s | 
| Differential gain (10%~90% APL) | <1% | 
| SDI format support | 625/25 PAL | 
| 525/29.97 NTSC, 525/23.98 NTSC | |
| 720p50, 720p59.94 | |
| 1080i 23/24/30/50/59.94 | |
| 1080P 23.98/24/30/50/60 | |
| Video SDI standard | 270Mbps (SD-SDI), 1.485Gbps/M(HD-SDI) | 
| SMPTE425M3Gb/s Mapping(3G-SDI) | |
| SMPTE424M 3Gb/s serial interface(3G-SDI) | |
| Data | |
| Physical interface | Industrial standard screw terminal | 
| Data type | Tally & Reverse RS485 | 
| Frequency/Rate support | Max. 115200bps for RS422  | 
| BER | <10ˉ9 | 
| Electrical | |
| Power adaptor | DC 5V | 
| Power consumption | <5W | 
| LED Indicator | |
| SDI | SDI video | 
| P/T | Power Supply | 
| Mechanical | |
| Dimensions (LxWxH) | 73 x 44 x 17 mm (TX)  | 
| Weight | 75g (TX)  | 
| Casing | Aluminum Case | 
| Mounting Options | Desktop | 
| Environmental | |
| Working Temperature | -20℃~+70℃ | 
| Storage Temperature | -40℃~+80℃ | 
| Working Humidity | 0~95% | 
| MTBF | ≥100000 hours | 
 
Interface & LED
Ordering Information
| Model | Description | 
| LNK-M3G-1V-MM | Mini-type 3G-SDI to Fiber Converter with Tally & Reverse RS485 and loop out, MMF, LC Fiber Connector 500 meters, including Transmitter and Receiver, used by pairs | 
| LNK-M3G-1V-20 | Mini-type 3G-SDI to Fiber Converter with Tally & Reverse RS485 and loop out, SMF, LC Fiber Connector 20KM, including Transmitter and Receiver, used by pairs | 
| LNK-M3G-1V-40 | Mini-type 3G-SDI to Fiber Converter with Tally & Reverse RS485 and loop out, SMF, LC Fiber Connector 40KM, including Transmitter and Receiver, used by pairs | 
 
Application