Thermo Scientific™

PRO2001WHP Dilution Extractive Probe

 Related applications:
Conduct wet-basis measurements with the Thermo Scientific™ PRO2001WHP Dilution Extractive Probe, an external, low-flow probe designed to handle the toughest environments.

Housed in a NEMA 4X enclosure to protect from harsh environments, this probe is highly durable and easily mountable to the stack or duct. It is capable of extracting a sample from a stack or duct, through a heated probe barrel, and filtering out the sub-micron particles using a heated filter to dilute the sample for transport down the umbilical for analysis.

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Key Features:

  • Dilution extractive technology for wet-basis measurement
  • Proven heated filter dilution eductor and heated probe barrel assembly
  • Housed in a NEMA 4X enclosure to protect from harsh environments
  • Durable and easily mountable to the stack or duct
  • Simple design for easy component access
  • Versatile and cost-effective


  • Heated filter dilution eductor
  • Heated probe barrel assembly
  • Umbilical termination assembly with all the fittings necessary for connection to the tubing umbilical

Compatible with:

  • Probe barrel: PTFE-lined Hastelloy, C276 (applications below 275F) or other, specify
  • Dilution ratio: 20:1 or 200:1 (requires multiple eductor stages)
  • Heated filter assembly: Special material for reactive gases (HCl, NH, THC) or other, specify
  • Enclosure: Other, specify
  • Non-insulated stack enclosure: cooling, A/C or vortex cooler

Recommended for:

  • Utility boilers
  • Turbines
  • Cement
  • Pulp and paper mills
  • Refineries
  • Waste to energy facilities
  • Petrochemical
  • Incinerators
  • Cogeneration facilities
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