【正文】 用 的攝像機(jī)。而對于醫(yī)療、圖像處理等特殊場合，用 600 線的攝像機(jī)能得到更清晰的圖像。常用的黑白攝像機(jī)的分辨率一般為 380600，彩色為 380480，其數(shù)值越大成像越清晰。視頻信號連接到監(jiān)視器或電視機(jī)的視頻輸入端便可以看到與原始圖像相同的視頻圖像。 ....................................................................................................................29 ......................................................................31 ..............................................................................33***電子巡更系統(tǒng)*** ...............................................................35功 能 介 紹 .............................................................................................................................................35 概述： ............................................................................................................................................351． 2 在線式巡更系統(tǒng)： ....................................................................................................................351． 3 離散式巡更系統(tǒng) ........................................................................................................................36***門禁*** ...............................................................................37一 門禁簡介 ............................................................................................................................................37二 門禁類別 ............................................................................................................................................37三 系統(tǒng)組成 ............................................................................................................................................37單門一體化簡單系統(tǒng) ..........................................................................................................................38聯(lián)網(wǎng)系統(tǒng) ..............................................................................................................................................38門禁系統(tǒng)主要構(gòu)件介紹 ......................................................................................................................40四 工作原理 ............................................................................................................................................42***停 車 場*** .......................................................................43概述： ......................................................................................................................................................43特點 ..........................................................................................................................................................43停車場所具有的主要功能： ..................................................................................................................43主要設(shè)備功能 ..........................................................................................................................................441 自動路閘功能 ...................................................................................................................................442 出入口票箱功能 ...............................................................................................................................443 收費處設(shè)備功能 ...............................................................................................................................444 月租卡發(fā)售設(shè)備功能 .......................................................................................................................44 弱電工程師培訓(xùn)教程 第 4 頁5 系統(tǒng)軟件功能（見下表） ...............................................................................................................45停車場的系統(tǒng)原理圖： ......................................................................................................................46停車場系統(tǒng)配置： ..................................................................................................................................46配置詳細(xì)介紹： ......................................................................................................................................47一．專用控制器 ......................................................................................................................................47車輛控制器標(biāo)準(zhǔn)功能： ......................................................................................................................47工作原理 ..................................................................................................................................................48● 臨時卡 ..............................................................................................................................................48● 月租卡 ..............................................................................................................................................48二．自動道閘 ..........................................................................................................................................48自動路閘功能 ..........................................................................................................................................48三．收費處設(shè)備功能 ..............................................................................................................................49四．系統(tǒng)軟件功能 ..................................................................................................................................49五．票箱 ..................................................................................................................................................50六．讀寫器特性 ......................................................................................................................................50七．授權(quán)發(fā)卡機(jī) ......................................................................................................................................50***對講系統(tǒng)*** .......................................................................51考核點及評分 ...........................................................................55考核說明： ..........