Gas Analysers

Jerome 631X - Gold Film Low Level Portable Hydrogen Sulfide Analyser


ABLE Instruments are Exclusive Representatives for AZI’s portable Jerome 631X Hydrogen Sulphide Analyser which displays low level concentrations in seconds. The 631x is simple and intuitive to use and is easily transferred to hydrogen sulphide sources for measurement and detection.  It displays hydrogen sulphide concentrations automatically as quickly as every three seconds when locked in survey mode and has an analysis range of 0.003-50 ppm for odour and corrosion control, safety, and leak detection in industry areas including oil and gas, farming, paper and pulp and waste water.


  • Meets EPA & ATSDR Cleanup Levels
  • Data Logging
  • Rugged design and simple to operate
  • Gold film sensor
  • Pressure sensitive membrane switch operation
  • Portable rechargeable internal battery pack
  • Wide detection range allows for multiple applications
  • Automatic LCD backlight during low light conditions
  • Survey mode for rapid source detection of hydrogen sulphide concentrations
  • Microprocessor ensures a linear response throughout the entire range of the sensor
  • Functional Test Module (FTM) verifies instrument functions correctly between recommended annual factory calibrations


  • Field Carrying Case
  • Cable Assembly, JCI/JCS Interface
  • Data Logger
  • Field Carrying Case, CE Models
  • Ammonia Filter for X631 Applications
  • 10:1 Dilution Model
  • Carrying Case Assembly, Hard Sided
  • JCS Software (windows) Kit
  • JCS Data Logger (windows) Kit
  • Chlorine Filter
Jerome 631X
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