视频光发射器

Features Uncompressed video and 8-bit/10-bit digital encoding/decoding Easy installation and adjustment free 8MHz video bandwidth Compatible with NTSC, PAL and SECAM Compatible data interface RS232, RS422 and RS485 No electromagnetic interference, no radio frequency interference and no ground current Uses APC circuit, invariable optical output power and increasing dynamic range LED status indicators for power, optical link, video signal and data traffic Gigabytes transmit and WDM technique, big capacity and easy to upgrade Transparent encoded mode, compatible with central CCTV camera manufacturer Supports lossless relay Protection from lightning surge MTBF, 100,000 hours Specifications Video performance Number of video channels, one channel Video connector,BNC Video bandwidth, 5Hz to 10MHz Video input/output impedance, 75Ω (unbalanced) Video input/output voltage, 1.0Vp-p Differential gain (10 to 90%APL), DG<1% (typical) Differential phase (10 to 90%APL), DP<1° (typical) SNR (weight),S/N ≥65dB (the highest optical budget loss) Data performance Number of data channel, one channel simplex/duplex Data interface,RS-232, RS-422 (full-duplex), RS-485 (2/4 lines) and Manchester Biphase Bit rate, 0 to 300Kbps Data connector, DB9/crimp type terminal Data error rate,≤10 to 9 Environmental specifications Environmental temperature, -30 to +75°C Storage temperature, -35 to +85°C Relative humidity: 0 to 95% (non-condensing) Power specifications: Rated voltage: 5V DC Power: less than 5W (single end) Optical specifications: Optical connector: ST or FC Operating wavelength: 1,310nm (1,550nm) Optical fiber model: single-mode (multiple mode) Transmitting optical power: -8 to 0dBm on average Receiver sensitivity: less than -20dBm for 1,310nm Optical power budget: more than 14dB Transmission distance: 45km