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Ion GasCheck G3 Helium Detector

Advanced Gas Leak Detector With Improved Sensitivity
The new GasCheck G3 utilizes an advanced micro-thermal conductivity sensor with improved sensitivity for rapid, effective detection of leaks down to cc/sec, g/yr, mg/m3 or ppm levels.


  • Improved Micro Thermal Conductivity Sensor for enhanced sensitivity
  • Choice of readings in cc/sec, g/yr, mg/m3 or ppm
  • New graphical icon display menu for international markets
  • Rapidly detects almost any known gas or gas mixture - particularly sensitive to ammonia, argon, butane, helium, hydrogen, SF6
  • Reliable, stable and repeatable readings
  • Conveniently calibrated against helium
  • LCD back lit display
  • Hand held & Robust

Designed specifically for the search and location of gas leaks, GasCheck G3 has an advanced micro thermal conductivity sensor for fast, effective detection of almost any gas or gas mixture.

Robust and reliable, GasCheck G3 provides stable, repeatable readings of the detected gas. The instrument’s LCD display, LED indicator and audible sounder clearly indicate the leak present.

GasCheck G3 automatically zeros to the ambient air around it when switched on and is ready to detect immediately. The instrument’s new, easy to use graphical interface and intuitive keypad allows simple function, selection and adjustment.

Rental Information:
Part Number Unit Description Daily Weekly Monthly
430-0145 GasCheck G3 Helium Detector $81.00 $243.00 $729.00
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Temperature Range:
-4 to 140 °F (-20 to 60 °C) Humidity Range: 0% rH to 99% rH
Min = He1 x 10-6, CH4 5 x 10-6, R12 5 x 10-5 Ar 1 x 10-4
Low range = 5% displayed reading one digit Response Time: T90 - 1 second rise and clear down
Power Source:
Ni-MH battery pack
30 hours life
AC adaptor


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