200系列數(shù)字視頻/數(shù)據(jù)光端機(jī)系統(tǒng)概述 200系列數(shù)字視頻/數(shù)據(jù)光端機(jī)采用10位數(shù)字視頻編碼技術(shù)，通過(guò)一根光纖傳輸2路視頻和多路數(shù)據(jù)，視頻兼容NTSC、PAL、SECAM多種制式，支持RS232、RS422、RS485等數(shù)據(jù)接口及所有主要數(shù)據(jù)通訊協(xié)議。即插即用，安裝簡(jiǎn)單，無(wú)需調(diào)節(jié)。Bitmap產(chǎn)品特性●10位PCM數(shù)字視頻編碼●支持帶電熱插拔●即插即用●支持RS232、RS422、RS485等數(shù)據(jù)接口，可自行設(shè)置●兼容NTSC、PAL、SECAM視頻制式●具有過(guò)載保護(hù)、自動(dòng)恢復(fù)功能●無(wú)電磁干擾(EMI)、射頻干擾(RFI)以及共地回路干擾●LED燈顯示設(shè)備工作狀態(tài)●符合IP66FCCCE及通過(guò)中國(guó)公安部測(cè)試標(biāo)準(zhǔn)技術(shù)指標(biāo)●音頻指標(biāo)●電氣指標(biāo)音頻輸入/輸出阻...........600 ,10K,47K（平衡/非平衡）板卡電源..........................5VDC，機(jī)箱后背板提供音頻輸入/輸出電壓.........................-6dBm～+6dBm獨(dú)立式電源.......................YM-PA/5V外部電源適配器頻率響應(yīng)....................................10Hz～20KHz插卡式電源..............................YM-PSU/5V電源器視頻SNR........................................ 82Db供電電壓.....................220VAC（+15%，-20%）、50Hz音頻失真.................................＜1%（典型值）●光學(xué)指標(biāo)編碼..............................................24BIT波長(zhǎng)....................................850/1310/1550nm采樣率..............................................48K發(fā)射功率..................................-12dBm~+3dBm●視頻指標(biāo)接收靈敏度................................-30dBm~20dBm信道數(shù)...............................................2接口.............................................FC/ST視頻制式.................................PAL/NTSC/SECAM●環(huán)境指標(biāo)采樣頻率.......................................15.36MHz工作溫度....................................-40℃~+75℃帶寬..........................................5Hz~8MHz存儲(chǔ)溫度...................................-40℃~+80℃輸入/輸出阻抗............................75 （非平衡）工作濕度...................................0~95%無(wú)冷凝輸入/輸出電壓...............................1.0Vp-ptypMTBF.......................................... 10萬(wàn)小時(shí)微分增益....................................... 0.7%typ●數(shù)據(jù)指標(biāo)微分相位...................................... 0.7 typ路數(shù)................................................1~8場(chǎng)傾斜......................................... 0.3%max數(shù)據(jù)方向.................................正向/反向/雙向信噪比............................................ 70dB數(shù)據(jù)格式...............RS-232、RS422、RS485、Manchester●機(jī)械指標(biāo)速率.........................................0~256kbps獨(dú)立式機(jī)箱..........................200mmx160mmx23mm誤碼率............................................10-9