Gas detectors and air quality analyzers

Extech is a reliable source for gas leak detector models and combustible gas detectors.

See also the air quality meters.

email aqua@ecotao.co.za for prices

Click here to view gas analyzers

Technical

https://en.wikipedia.org/wiki/Carbon_dioxide_sensor

Extech EZ40: EzFlex™ Combustible Gas Detector

Quickly Identifies and Pinpoints Gas Leaks

Features:

• 16″ (406mm) gooseneck for easy access into hard to reach locations
• High Sensitivity
• One hand operation with thumb controlled sensitivity adjustments to eliminate background gas levels
• Visible and audible alarm at 10% (LEL) Lower Explosive Limity for methane
• Locate the smallest leaks
• Complete with 3 “C” batteries

Extech FG100: Combustible Gas Leak Detector

Fast response detection of gas leakage

Features:

• Detects combustible gases – Liquefied Natural Gas (LNG) and Liquefied
  Propane Gas (LPG) from 500 to 6500ppm
• Highly sensitive detection circuitry
• Audible and visual alarm
• Continuous operation up to 4 hours
• LED indicators for gas leakage and static absorption

Extech CO100: Desktop Indoor Air Quality CO2 Monitor

Measures Carbon Dioxide (CO2), Air Temperature and Humidity

Features:

• Checks for Carbon Dioxide (CO2) concentrations
• Maintenance free NDIR (non-dispersive infrared) CO2 sensor
• Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor (>1200ppm) indication
• User programmable Visible and Audible CO2 warning alarm
• Measurement ranges:
  CO2: 0 to 9,999ppm
  Temperature: 14 to 140°F (-10 to 60°C)
  Humidity: 0.1 to 99.9%RH
• Displays Year, Month, Date, and Time
• Max/Min CO2 value recall function
• Automatic Baseline Calibration or manual calibration in fresh air

Extech CO10: Carbon Monoxide (CO) Meter

Faster response measurements to 1000ppm

Features:

• Easy to read 1999 count backlit displays CO levels from 0 to 1000ppm
• 1ppm resolution with ±5% or ±10ppm basic accuracy (whichever is greater)
• Utilizes a stabilized electrochemical gas specific (CO) fast response sensor
• Audible alarm starts at 35ppm
• Backlight for low light conditions

Extech CO220: Desktop Indoor Air Quality CO2 Monitor

Measures Carbon Dioxide (CO2), Air Temperature and Humidity

Features:

• Measures Carbon Dioxide (CO2), Air Temperature and Humidity, plus calculates Dew Point and Wet Bulb
• Maintenance free NDIR (non-dispersive infrared) CO2 sensor
• Carbon Dioxide reading displayed in ppm with six facial icons indicating indoor quality levels
• Calculates Dew Point and Wet Bulb values
• Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit)
• Automatic Baseline
• Calibration function
• Audible High/Low alarm
• Displays Year, Month, Day, and Time
• Manually store/recall 99 readings
• Complete with AC adaptor