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EX-TEC GM 4

Gas warning and gas measuring instrument for detecting toxic gases

complete set with accessories

Gas warning and gas measuring instrument for detecting toxic gases, flammable gases and oxygen

The ideal measuring instrument for gas and water suppliers, fire brigades, sewage plants, landfills, biological gas plants and chemical industry.

Applications:

  • leak detection at pipes
  • monitoring environmental air
  • gas measuring to monitor chemical or biological processes

EX-TEC GM 4 Features

  • modular instrument concept, basic device without pump (diffusion device) or with built-in pump
  • electro-chemical sensors
  • interchangeable sensors by the operator
  • all commercial Mignon accummulators or batteries may be used for power supply
  • micro-processor controlled
  • large, illuminated LCD
  • self-test when switched-on
  • simple handling by three keys
  • internal data storage (PC evaluation possible)
  • visual and audible alarms
  • adjustable thresholds
  • temperature compensated sensors
  • user menu
  • function menu for individal instrument configuration (PIN-Code protected)
  • adjustable test gas concentrations

Sensors:

  • Passive protection:
  • EC-type-examination certificate in accordance with ATEX 100a, guideline 94/9/EG
  • Certificate No.: TÜV 01 ATEX 1657
  • Identification: EX-Symbol II 2 G EEx de ib IIB T4
  • Active protection:
  • Function safety test in mode "warning" at "Deutsche Montan Technologie GmbH"
  • Test report: PFG-Nr.:413 007 02P

Sensor operation/measuring range

  Measuring range Response time t90 Durability
carbon monoxide (CO) 0 ... 500 ppm < 30 s 2-3 years
hydrogen (H2) 0 ... 10.000 ppm < 70 s 1-2 years
hydrogen sulphide (H2S) 0 ... 100 ppm < 30 s 2-3 years
hydrogen sulphide (H2S) 0 ... 2.000 ppm < 90 s 2 years
ammonia (NH3) 0 ... 100 ppm < 60 s 1-2 years
oxygen (O2) 0 ... 25 vol.% < 30 s 2 years
hydrochloric acid (HCl) 0 ... 30 ppm < 70 s 1-2 years

Accessories

  • GasIS (PC evaluation software) for documentation of measurements
  • charging technique for 12 V, 24 V or 100-240 V
  • leather bag
  • various probe systems
  • test set and test gases
  • case