MAC155 Moisture Analyzer
Mac 125 Moisture Analyzer
NIST Traceable certified

NIST Traceable

US EPA Compliant certified

US EPA Compliant

NEMA 4X Rated certified

NEMA 4X Rated

Chimney Emission Monitoring Systems for Industrial Compliance

MAC Instruments' Chimney Emission Monitoring Systems deliver precise, continuous moisture measurement in industrial exhaust stacks and flues. Engineered for extreme temperatures up to 2400°F, our CEMS solutions ensure EPA regulatory compliance across power generation, cement manufacturing, and metal processing applications. Featuring patented solid-state sensors and NEMA 4X waterproof construction, these systems provide reliable 24/7 monitoring without wet bulbs, optics, or compressed air.

Our Range of Products

MAC155 Moisture Analyzer

MAC155 Moisture Analyzer

  • Built-in 2-point calibration
  • Up to 2400°F temperature rating
  • NEMA 4X outdoor installation
Mac 125 Moisture Analyzer

Mac 125 Moisture Analyzer

  • Solid-state sensor technology
  • Automatic altitude compensation
  • IP53 hazardous location rated

Frequently Asked Questions

What is the CEMs system?

A Continuous Emission Monitoring System (CEMS) measures pollutant concentrations and flow rates in industrial exhaust stacks to ensure EPA regulatory compliance and environmental protection standards.

What temperature range can MAC emission monitors handle?

How often do chimney emission monitors require calibration?

Can these systems be installed outdoors in harsh weather?

What industries require continuous emission monitoring?

Do MAC analyzers require compressed air or wet bulb systems?

What is the typical response time for moisture readings?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Power Generation

Power Generation

Monitor stack moisture in coal, biofuel, and natural gas facilities for EPA compliance and combustion efficiency optimization.

Cement Manufacturing

Cement Manufacturing

Continuous kiln and calciner exhaust monitoring ensures quality control and environmental compliance in cement production.

Metal Processing

Metal Processing

High-temperature furnace and smelter exhaust monitoring for process control and regulatory emission compliance in metallurgy.

Pulp and Paper

Pulp and Paper

Recovery boiler and dryer exhaust measurement for process efficiency and environmental compliance in paper manufacturing.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Power Generation and Manufacturing Industries Choose MAC Instruments

Extreme Temperature Reliability

Patented solid-state sensors withstand up to 2400°F without wet bulbs, mirrors, or compressed air, ensuring continuous accuracy in the harshest stack environments.

EPA-Certified Compliance Systems

NIST-traceable measurements and US EPA-compliant design guarantee regulatory adherence for continuous emission monitoring with verifiable accuracy and documentation.

30+ Years Manufacturing Expertise

Since 1990, MAC Instruments has engineered industry-leading moisture analyzers with built-in calibration systems, serving hundreds of installations worldwide with proven reliability.

Get Expert Guidance on Emission Monitoring Compliance

Submit your requirements and receive a detailed consultation from our technical team within 24 hours, including product recommendations and compliance documentation.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 419.621.2322 You can also send us a quick email at info@macinstruments.com