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BTU4400 Combustion Gas analyzer


Price starts at $2,290.00

Product Code : 4400-2

Manufacturer : E Instruments

Models Available:

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Download or View this product's / series details and specifications Specifications (PDF)

The BTU-4400 is a NEW hand-held commercial and industrial gas analyzer that is a valuable tool designed for emissions monitoring and maintenance and tuning of combustion processes including boilers, burners, gas and diesel engines, turbines, furnaces, kilns, heaters, and laboratory analysis.

BTU-4400 Features include the following:

  • Up to Four Gas Sensors:
    O2, CO, NO, & NO2 OR O2, CO, NO, & SO2
  • Dilution Pump For CO Auto-Range Measurements Up To 50,000 ppm
  • Built-In Impact Printer (non-thermal)
  • Low NOx Capable with 0.1ppm resolution
  • ALL Gas Sensors are Pre-Calibrated & Field Replaceable
  • Efficiency, Excess Air, & CO2 Calculations
  • Stack Gas & Air Temperature Measurements
  • Draft & Differential Pressure Measurements
  • External Water Trap for Condensate Removal
  • Rechargeable Lithium Ion Battery Pack
  • Unbreakable Metal Hose Connectors
  • Internal Memory (up to 900 tests)
  • PC Software Package
  • Field Upgradeable Kits to add more sensors!

All 4400 Kits Include:

  • Built-In impact printer,

  • Draft, Differential Pressure, Temperature

  • measurements, calculations for CO2, efficiency &

  • excess air, rechargeable batteries & AC charger,

  • gas sampling probe & hoses, water trap with filter

  • cartridge, protective rubber holster with magnetic

  • supports, internal memory, PC software package

  • with USB cable, operating manual, calibration

  • certificate, & ABS hard plastic carrying case

Models Available:

  • BTU4400-3 4400 with O2, CO, NO/NOx gas sensors Installed, Upgradeable to 4th Gas Sensor

  • BTU4400- 4400 with O2, CO, NO/NOx, gas sensors and CO Dilution Auto-Range to 50,000 ppm N NO2

  • BTU4400- 4400 with O2, CO, NO/NOx, gas sensors and CO Dilution Auto-Range to 50,000 ppm S SO2

  • BTU4400-2 4400 with O2, CO, Upgradeable to NO/NOx gas sensors


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