一、恒溫恒濕機是什么
恒溫恒濕機(恒(heng)溫(wen)(wen)恒(heng)濕(shi)試驗(yan)箱|可(ke)程式(shi)恒(heng)溫(wen)(wen)恒(heng)濕(shi)試驗(yan)機(ji)|高(gao)低(di)(di)溫(wen)(wen)交變濕(shi)熱試驗(yan)箱)主要(yao)為電子(zi)零部件(jian)、工業材料(liao)、成(cheng)品在(zai)研(yan)發、生產和(he)檢(jian)驗(yan)各(ge)(ge)環(huan)(huan)(huan)節的試驗(yan)提供恒(heng)定(ding)濕(shi)熱、復(fu)雜高(gao)低(di)(di)溫(wen)(wen)交變等試驗(yan)環(huan)(huan)(huan)境(jing)和(he)試驗(yan)條件(jian),適用于電子(zi)電器(qi)(qi)、通訊、化工、五金、橡膠、玩(wan)具(ju)等各(ge)(ge)行業。恒(heng)溫(wen)(wen)恒(heng)濕(shi)機(ji)系(xi)統(tong)(tong)的運作是通過(guo)三個相互(hu)聯系(xi)的系(xi)統(tong)(tong):制(zhi)冷(leng)(leng)劑(ji)(ji)循環(huan)(huan)(huan)系(xi)統(tong)(tong)、空(kong)氣(qi)循環(huan)(huan)(huan)系(xi)統(tong)(tong)、電器(qi)(qi)自控系(xi)統(tong)(tong);制(zhi)冷(leng)(leng)劑(ji)(ji)循環(huan)(huan)(huan)系(xi)統(tong)(tong),蒸(zheng)發器(qi)(qi)中的液(ye)態制(zhi)冷(leng)(leng)劑(ji)(ji)吸收(shou)空(kong)氣(qi)的熱量(空(kong)氣(qi)被降溫(wen)(wen)及除濕(shi))并(bing)開(kai)始(shi)蒸(zheng)發,最終制(zhi)冷(leng)(leng)劑(ji)(ji)與空(kong)氣(qi)之間形成(cheng)一定(ding)的溫(wen)(wen)度(du)差,液(ye)態制(zhi)冷(leng)(leng)劑(ji)(ji)亦完(wan)全蒸(zheng)發變為低(di)(di)溫(wen)(wen)低(di)(di)壓(ya)氣(qi)態,后(hou)被壓(ya)縮(suo)機(ji)吸入并(bing)壓(ya)縮(suo)(壓(ya)力和(he)溫(wen)(wen)度(du)增加(jia)),氣(qi)態制(zhi)冷(leng)(leng)劑(ji)(ji)通過(guo)冷(leng)(leng)凝(ning)器(qi)(qi)(風冷(leng)(leng)/水冷(leng)(leng))吸收(shou)熱量,凝(ning)結成(cheng)液(ye)體。通過(guo)膨脹閥(或毛細管)節流后(hou)變成(cheng)低(di)(di)溫(wen)(wen)低(di)(di)壓(ya)制(zhi)冷(leng)(leng)劑(ji)(ji)進入蒸(zheng)發器(qi)(qi),完(wan)成(cheng)制(zhi)冷(leng)(leng)劑(ji)(ji)循環(huan)(huan)(huan)過(guo)程。恒(heng)濕(shi)恒(heng)濕(shi)機(ji)溫(wen)(wen)度(du)范(fan)圍(wei):0℃~150℃,濕(shi)度(du)范(fan)圍(wei):30%~98% RH,根(gen)據(ju)試驗(yan)需(xu)求可(ke)分為立式(shi)和(he)臺式(shi)兩(liang)種。
二、恒溫恒濕機有什么特點
1、結(jie)構采用(yong)無夾套(tao)、組(zu)合式(shi)的(de)(de)設(she)計思路,具有簡(jian)潔的(de)(de)外觀(guan),理想的(de)(de)拼裝方式(shi),緊(jin)湊的(de)(de)箱體結(jie)構,維修使用(yong)方便。
2、外殼(ke)采(cai)用冷軋(ya)薄(bo)鋼板,表面(mian)噴塑處理,美(mei)觀(guan)大方(fang),經久耐用。內(nei)膽工(gong)作(zuo)室(shi)采(cai)用了不銹(xiu)鋼板,內(nei)表面(mian)平整、清潔。工(gong)作(zuo)室(shi)右側(ce)配有循環裝置(zhi)、加熱器、制冷蒸發器等(deng)部件,頂部配有一對(dui)鼓(gu)風電機(ji),使(shi)冷熱空(kong)氣循環進出(chu)工(gong)作(zuo)室(shi),以保證工(gong)作(zuo)室(shi)溫度要(yao)求。
3、內(nei)外門密封條采(cai)用硅(gui)橡膠材(cai)料,安全無毒(du)。
4、恒溫恒濕機設兩(liang)道密(mi)封裝置(zhi),密(mi)封性能良(liang)好(hao);且配有(you)大尺寸(cun)的(de)觀察(cha)(cha)窗便于觀察(cha)(cha)試樣物品的(de)試驗情況,觀察(cha)(cha)窗密(mi)封性能良(liang)好(hao)。
5、恒溫恒濕機采用觸摸式數顯(xian)(xian)儀表,具(ju)有編程(cheng)、曲線顯(xian)(xian)示、PID自整定、故障顯(xian)(xian)示等功能(neng)。
6、制冷系統安裝(zhuang)于主箱體右側,制冷機組采用(yong)性(xing)能良(liang)好的機組,安裝(zhuang)方便,性(xing)能可靠(kao)。
7、安全保護(hu)功(gong)能,電源過載(zai)保護(hu)、漏電保護(hu)、控制回(hui)路(lu)過載(zai)、短路(lu)保護(hu)、壓縮機(ji)保護(hu)、接地保護(hu)、超溫保護(hu)、報警聲訊提(ti)示(shi)等。