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Product Features
  • Range of 4 button and 2 button instruments
  • ATEX  Certified
  • Auto range LEL/Vol %
  • 4 Button Series Dual mode with Datalogging
  • Up to 4 gases
  • Robust durable case
Delivery options

At Cadmus Products we aim to deliver orders efficiently and at highly competitive rates. 

  • We can ship consignments of all shapes and sizes and hazardous content across the UK and worldwide. Most of our orders are sent via DHL, however sometimes we may use other couriers.
  • If you are purchasing a laboratory product online you can find out the price of shipping checkout. If you are obtaining a quote for a product, then we will email you
    with our best shipping prices along with your quote.
  • Please see our delivery page for full information

Teledyne GMI PPM Gasurveyor 500


Teledyne GMI PPM Gasurveyor 500

The Teledyne GMI Gasurveyor 500 Series is the most flexible range of gas detectors available from GMI. By simple selection of hardware and software options, the instrument can be readily configured to suit your exact application. Offering highly accurate and reliable instrumentation in an extremely robust, anti-static case, the Gasurveyor 500 Series measures gases common in many applications.

Any combination of flammable gas from parts per million (ppm) through Lower Explosive Limit (LEL) to percent volume, oxygen, carbon monoxide and hydrogen sulphide can be selected to ensure that your exact requirements are met. All of the Gasurveyor 500 Series are dual mode instruments, making them suitable for both surveying work and confined space.


Leak detection
Bar hole survey
Gas escape detection
Hot work permitting
Leak source detection

PPM Gasurveyor 500
  • 42500 PPM Gasurveyor 500 SEARCH,PPM,LEL,VOL
  • 42500R PPM Gasurveyor 500R " " Rechargeable
  • Complete with: Dry cell batteries (not USA) or NiCad Pack, harness, hex driver, operator handbook, carrying case + inserts, ppm probe handle ass'y, probe adaptor, probe bellows, shrouded swan neck probe and 20 cotton filters.
  • 13563 Bellows (cup probe) (PPM Gasurveyor)
  • 13655 Swan Neck Probe (PPM Gasurveyor) c/w Shroud and Skids
  • 12451 Hex Driver for Base Screws
  • 12370 30 mm harness assy
  • 42142 User Handbook
  • 10077 Cotton Filters (Box / 10)
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