
NHJ-400系列檢漏儀是一款全自動(dòng)移動(dòng)式氦質(zhì)譜檢漏儀,輪設(shè)計(jì),適用于眾多條件苛刻行業(yè)
運(yùn)用了氦質(zhì)譜和逆擴(kuò)散原理,采用了180°非均勻磁場(chǎng)和全自動(dòng)控制技術(shù).實(shí)現(xiàn)了自動(dòng)氦峰掃描、自動(dòng)校準(zhǔn)和自動(dòng)量程切換
具有啟動(dòng)時(shí)間短,運(yùn)算速度快、檢測(cè)靈敏度高、抗干擾能力強(qiáng)等特點(diǎn)
NHJ-400 series leak detector is a fully automatic mobile helium mass spectrum leak detector, mute wheel design, suitable for many harsh vacuum industry.
Using helium mass spectrometry and inverse diffusion principle,using 180° inhomogeneous magnetic field and automatic control technology. Automatic helium peak scanning, automatic calibration and automatic range switching are realized.
It has the characteristics of short start time, fast operation speed, high detection sensitivity and strong anti-interference ability.
NHJ400氦質(zhì)譜檢漏儀—吸槍模式PPM定標(biāo)