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Product Features
  • Seven modes of operation
  • Methane leak detection from PPM to Volume gas with ultrafast ppm response
  • Optional O₂, CO, and H₂S ranges
  • Manual and automatic data logging
  • 'Ticker' (Geiger) indicator on ppm range (visual and audible)
  • Flashlight and pressure range

GMI GT-40, GT-41, GT-42, GT-43 & GT-44 Gas Detectors

  • Details
  • Video

  • Seven modes of operation
  • Methane leak detection from PPM to Volume gas with ultrafast ppm response
  • Optional O₂, CO, and H₂S ranges
  • Manual and automatic data logging
  • ‘Ticker’ (Geiger) indicator on ppm range (visual and audible)
  • Flashlight and pressure range

GT Series

The GT Series is a range of Portable Gas Detection instruments that combine quality, ruggedness and advanced technology in a user friendly, hand-held gas detector. It has been designed for the gas industry, satisfying all the needs of service technicians within a single unit.

Applications: Leak test, confined space entry, barhole testing, carbon monoxide, purge, sniffer pressure leak tightness​​​

GMI GT Series is a multi-functional gas analyser range; each detector can be used for several different applications, eliminating the requirement for separate instruments for other jobs. Built to be durable and easy to use.

Seven functions are possible:

  • Leak test
  • Confined space entry
  • Barhole testing
  • Carbon monoxide
  • Purge
  • Sniffer
  • Pressure leak tightness

The Integral pump draws the sample in and includes a pressure sensor for gas flow detection. A hydrophobic filter protects the sampling system. Toxic gases are detected by electrochemical cells. Three sensor types detect methane: Semiconductor for ppm range, Catalytic Bead, 0-100% LEL and volume measurement by a Thermal Conductivity sensor.

Measuring Ranges

  • CO 0 – 2000ppm
  • H2S 0 – 100ppm
  • LEL 0 – 100%
  • O2 0 – 25%
  • CH4 PPM 0 – 10,000ppm
  • CH4 VOL 0 – 100%
  • 0 – 60 in. (0 – 150 mBar) Water Gauge

Features

  • Multi-application Gas Detector
  • PPM, LEL and Volume range for CH4 leak detection
  • Manual or automatic data-logging
  • Audible visual ‘Ticker’ (Geiger) indication on ppm range
  • Alarms audible > 80db and visible LED flashing on both sides of the casing
  • Integral flashlight
  • Rechargeable or Alkaline battery (8 hours operation either). Charging is by plug or docking station
  • Complete with a rugged Polycarbonate case, IP54 rated suitable for outdoor use
  • Operating temperature -20°C to +50°C
  • Size not including probe: H 290 x W95 x D43 mm,  weight 0.78 kg
  • Country of origin United Kingdom. Tariff number 90271010

Certifications

Certification Description
ATEX A product regulation which ensures the safety of equipment intended for use in potentially explosive atmospheres in the European Union.
CE indicates that a product has been assessed by the manufacturer and deemed to meet EU safety, health and environmental protection requirements.
IECEx The IECEx System is an international system for the safety of equipment installed in a potentially explosive atmosphere.
INMETRO Brazil’s Instituto Nacional de Metrologia, Normalizacao e Qualidade Industrial, also known as INMETRO, is the body responsible for recognizing certification organizations, which should be responsible for certification of products for compliance and author
US Approvals: CSA (us), FM (us), ETL (us), UL (us) A product regulation which ensures the safety of equipment intended for use in potentially explosive atmospheres in the United States

Gases

Symbol Description
Combustible % LEL Combustible Percent Lower Explosive Limit (LEL)
O₂ Oxygen
H₂S Hydrogen Sulfide
CO Carbon Monoxide
CH₄ Methane Gas Detectors