一、恒溫恒濕機是什么

恒溫恒濕機（恒(heng)(heng)溫恒(heng)(heng)濕(shi)試(shi)(shi)驗箱|可(ke)程式恒(heng)(heng)溫恒(heng)(heng)濕(shi)試(shi)(shi)驗機(ji)(ji)(ji)|高(gao)低(di)溫交變(bian)(bian)濕(shi)熱(re)(re)試(shi)(shi)驗箱）主要為(wei)電子(zi)(zi)零部件、工業(ye)材料、成品在研(yan)發(fa)、生產和(he)(he)檢驗各環(huan)(huan)節的(de)(de)(de)試(shi)(shi)驗提(ti)供(gong)恒(heng)(heng)定(ding)濕(shi)熱(re)(re)、復雜高(gao)低(di)溫交變(bian)(bian)等試(shi)(shi)驗環(huan)(huan)境和(he)(he)試(shi)(shi)驗條(tiao)件，適用于電子(zi)(zi)電器、通訊(xun)、化工、五金、橡膠、玩具等各行業(ye)。恒(heng)(heng)溫恒(heng)(heng)濕(shi)機(ji)(ji)(ji)系(xi)統(tong)(tong)的(de)(de)(de)運作是通過三個相互聯系(xi)的(de)(de)(de)系(xi)統(tong)(tong)：制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)循(xun)環(huan)(huan)系(xi)統(tong)(tong)、空(kong)氣(qi)(qi)循(xun)環(huan)(huan)系(xi)統(tong)(tong)、電器自控系(xi)統(tong)(tong)；制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)循(xun)環(huan)(huan)系(xi)統(tong)(tong)，蒸(zheng)發(fa)器中(zhong)的(de)(de)(de)液(ye)態(tai)(tai)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)吸(xi)收空(kong)氣(qi)(qi)的(de)(de)(de)熱(re)(re)量（空(kong)氣(qi)(qi)被降溫及除濕(shi)）并開始(shi)蒸(zheng)發(fa)，最終制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)與空(kong)氣(qi)(qi)之間形成一定(ding)的(de)(de)(de)溫度(du)差，液(ye)態(tai)(tai)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)亦完全(quan)蒸(zheng)發(fa)變(bian)(bian)為(wei)低(di)溫低(di)壓(ya)(ya)氣(qi)(qi)態(tai)(tai)，后(hou)被壓(ya)(ya)縮機(ji)(ji)(ji)吸(xi)入并壓(ya)(ya)縮（壓(ya)(ya)力和(he)(he)溫度(du)增加(jia)）,氣(qi)(qi)態(tai)(tai)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)通過冷(leng)(leng)(leng)(leng)(leng)凝器（風冷(leng)(leng)(leng)(leng)(leng)/水冷(leng)(leng)(leng)(leng)(leng)）吸(xi)收熱(re)(re)量，凝結成液(ye)體。通過膨脹閥（或毛細管）節流后(hou)變(bian)(bian)成低(di)溫低(di)壓(ya)(ya)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)進(jin)入蒸(zheng)發(fa)器，完成制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)劑(ji)循(xun)環(huan)(huan)過程。恒(heng)(heng)濕(shi)恒(heng)(heng)濕(shi)機(ji)(ji)(ji)溫度(du)范(fan)(fan)圍：0℃～150℃,濕(shi)度(du)范(fan)(fan)圍：30%～98% RH,根(gen)據試(shi)(shi)驗需(xu)求(qiu)可(ke)分為(wei)立(li)式和(he)(he)臺式兩種。

二、恒溫恒濕機有什么特點

1、結(jie)構(gou)(gou)采用無夾套(tao)、組合式的設計(ji)思(si)路，具有簡潔的外觀，理想的拼裝方(fang)式，緊(jin)湊的箱體結(jie)構(gou)(gou)，維修使用方(fang)便。

2、外(wai)殼采用冷軋薄鋼板(ban)，表面(mian)噴塑處理，美觀大(da)方，經久耐用。內膽工(gong)(gong)作(zuo)室(shi)采用了不(bu)銹鋼板(ban)，內表面(mian)平整(zheng)、清(qing)潔。工(gong)(gong)作(zuo)室(shi)右側配(pei)有循(xun)環裝置、加熱器、制冷蒸發(fa)器等部件，頂部配(pei)有一對(dui)鼓風電機，使冷熱空(kong)氣循(xun)環進(jin)出(chu)工(gong)(gong)作(zuo)室(shi)，以保(bao)證(zheng)工(gong)(gong)作(zuo)室(shi)溫度要求(qiu)。

3、內外門(men)密封條采用硅(gui)橡膠材料，安全無毒。

4、恒溫恒濕機設兩道密封(feng)(feng)裝置，密封(feng)(feng)性能良(liang)好(hao)；且配有(you)大尺寸的(de)(de)觀察窗便于觀察試樣物品的(de)(de)試驗情況(kuang)，觀察窗密封(feng)(feng)性能良(liang)好(hao)。

5、恒溫恒濕機采用(yong)觸(chu)摸式數顯(xian)儀表(biao)，具(ju)有(you)編程、曲線顯(xian)示、PID自整(zheng)定(ding)、故障(zhang)顯(xian)示等功能。

6、制冷(leng)系統安裝于主(zhu)箱體右(you)側，制冷(leng)機組采(cai)用性能良好的機組，安裝方(fang)便，性能可靠。

7、安全保護功能，電源過載保護、漏電保護、控制(zhi)回路過載、短(duan)路保護、壓縮機保護、接地保護、超溫保護、報警聲訊提示等。