微電腦真空檢漏儀 型號： LJD-4000 
（負壓檢漏，zui小可檢漏率10-6-10-8Pa*L*S-1） 
這(zhe)是一(yi)種銷量廣、價格(ge)低(di)廉、使用(yong)方便的內含微電腦的負壓真(zhen)空(kong)(kong)檢(jian)(jian)(jian)漏儀(yi)器(qi)(qi)(qi)，可在粗低(di)真(zhen)空(kong)(kong)啟動，帶有檢(jian)(jian)(jian)漏探(tan)頭(tou)(tou)和(he)真(zhen)空(kong)(kong)測量探(tan)頭(tou)(tou)，可同(tong)步進行(xing)真(zhen)空(kong)(kong)測量和(he)真(zhen)空(kong)(kong)檢(jian)(jian)(jian)漏。檢(jian)(jian)(jian)漏靈敏秒），適用(yong)于(yu)各種大(da)小(xiao)零部件、各種大(da)小(xiao)容器(qi)(qi)(qi)焊(han)縫及漏隙檢(jian)(jian)(jian)漏、各類真(zhen)空(kong)(kong)設(she)(she)備(bei)(bei)，例(li)如鍍膜(mo)機(ji)、真(zhen)空(kong)(kong)冶煉爐、真(zhen)空(kong)(kong)熱處(chu)理爐，電廠汽輪機(ji)，真(zhen)空(kong)(kong)儲(chu)罐、空(kong)(kong)調(diao)冷(leng)凝器(qi)(qi)(qi)，蒸發(fa)器(qi)(qi)(qi)，醫藥(yao)點滴(di)容器(qi)(qi)(qi)、藥(yao)瓶包裝、汽車散熱器(qi)(qi)(qi)，油箱，制動器(qi)(qi)(qi)，煤氣熱水器(qi)(qi)(qi)，食品(pin)真(zhen)空(kong)(kong)包裝設(she)(she)備(bei)(bei)，閥門(men)，壓力表(biao)等設(she)(she)備(bei)(bei)檢(jian)(jian)(jian)漏，采用(yong)F22等家(jia)用(yong)空(kong)(kong)調(diao)用(yong)鹵(lu)素氣體(ti)作為示蹤氣體(ti)在設(she)(she)備(bei)(bei)外部噴掃(sao)，檢(jian)(jian)(jian)漏成(cheng)本(ben)低(di)。臺(tai)式(shi)儀(yi)表(biao)，數顯(xian)、光柱雙指示，喇(la)叭報警。外型(xing)尺寸：高(gao)280（W）*深200(D)mm3