NHJ-400系列檢漏儀是一款全自動移動式氦質譜檢漏儀，輪設計，適用于眾多條件苛刻行業(yè)

運用了氦質譜和逆擴散原理,采用了180°非均勻磁場和全自動控制技術.實現(xiàn)了自動氦峰掃描、自動校準和自動量程切換

具有啟動時間短，運算速度快、檢測靈敏度高、抗力強等特點

NHJ-400 series leak detector is a fully automatic 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氦質譜檢漏儀—吸槍模式PPM定標

性能特點Performance characteristics

的氣路設計，可避免粉塵進入儀器內(nèi)部

多模式功能輸入、輸出，輕松連接各種自動化設備

雙銥帶離子源，抗氧化能力強且使用壽命長

機械與電路有效分開，避免了溫度、電磁場等彼此干擾，使檢漏儀運行更加穩(wěn)定、可靠

Unique gas path design, can avoid dust into the instrument interior

Multi-mode function input, output, easy to connect a variety of automation equipment

Double iridium ion source, strong antioxidant capacity and long service life

The machine is effectively separated from the circuit, avoiding the interference of temperature, electromagnetic field and so on, which makes the leak detector run more stable and reliable

技術參數(shù) Technical parameter

大漏檢測功能：可通過預設壓力，抽空時，達不到預設值，檢漏儀自動報警提示。

多種計量單位選擇，檢測數(shù)據(jù)實時更新，直接輸出生成Excel表格。

多種大漏保護模式，充分保護離子源不被氧化和暴漏大氣時分子泵不被沖擊。

手持遙控單元，可達150米的距離遙控檢測

一鍵啟動、自動調零、自動校準。