MAC155 Moisture Analyzer
Mac 125 Moisture Analyzer
NIST Traceable Measurement certified

NIST Traceable Measurement

US EPA Compliant certified

US EPA Compliant

NEMA 4X Rated certified

NEMA 4X Rated

Moisture Analyzers for Boiler Exhaust in Power Plants

MAC Instruments' moisture analyzers for boiler exhaust provide precise, continuous monitoring of water vapor in power plant stack gases. These high-temperature capable systems measure moisture content up to 1200°F (optionally 2400°F), ensuring accurate combustion efficiency calculations and EPA emissions compliance. With patented solid-state sensor technology requiring no wet bulbs, mirrors, or compressed air, these analyzers deliver reliable readings for regulatory reporting and process optimization in coal, biomass, and natural gas-fired facilities.

Our Range of Products

MAC155 Moisture Analyzer

MAC155 Moisture Analyzer

  • Built-in 2-point calibration system
  • High temp capability to 1200°F
  • NEMA 4X waterproof outdoor design
Mac 125 Moisture Analyzer

Mac 125 Moisture Analyzer

  • Solid-state sensor technology
  • Measures up to 1200°F/650°C
  • NEMA 4X/IP53 waterproof rating

Frequently Asked Questions

How does an exhaust gas analyzer work?

Exhaust gas analyzers use sensors to measure gas components in combustion exhaust. MAC analyzers employ patented solid-state humidity sensors that detect water vapor pressure at high temperatures without wet bulbs or optics.

What is the temperature range for boiler exhaust moisture measurement?

How often does the moisture analyzer require calibration?

Are these moisture analyzers EPA compliant for emissions monitoring?

What is the response time for moisture readings?

Can the analyzers be installed outdoors on exhaust stacks?

What measurement ranges are available for boiler exhaust monitoring?

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

Continuous exhaust stack moisture monitoring for coal, biomass, and natural gas boilers ensuring combustion efficiency and EPA compliance.

Cement Manufacturing

Cement Manufacturing

High-temperature kiln exhaust moisture measurement for clinker cooler optimization and heat recovery in cement production facilities.

Metal Processing

Metal Processing

Furnace and annealing exhaust moisture monitoring for heat treatment process control in steel plants and metal manufacturing operations.

Paper Processing

Paper Processing

Recovery boiler and dryer exhaust humidity measurement for pulp mill operations and paper machine moisture control systems.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Moisture Analyzers for Coal-Fired Boiler Exhaust

MAC Instruments manufactures precision moisture analyzers engineered specifically for coal-fired boiler exhaust monitoring. Our high-temperature moisture measurement systems provide accurate, real-time humidity readings in stack gases up to 1200°F (optional 2400°F), ensuring EPA compliance and optimizing combustion efficiency. With patented solid-state sensor technology requiring no chemicals, wet bulbs, or compressed air, these NEMA 4X-rated analyzers deliver reliable continuous emission monitoring for power generation facilities.
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Turbine Inlet & Exhaust Moisture Measurement Systems

MAC Instruments' turbine inlet and exhaust moisture measurement systems deliver precise humidity monitoring for power generation applications. Our industrial-grade analyzers feature patented solid-state sensors that operate reliably in temperatures up to 1200°F (optional 2400°F), providing accurate real-time data for combustion efficiency optimization, EPA compliance, and turbine protection. Built for 24/7 operation in harsh environments.
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MAC155 Moisture Analyzer

Recovery Boiler Moisture Analyzers for Pulp Mills

MAC Instruments' recovery boiler moisture analyzers provide continuous, accurate moisture monitoring in pulp mill black liquor recovery boilers. Featuring patented solid-state sensors that operate reliably up to 1200°F (optional to 2400°F), these analyzers require no wet bulb, optics, or compressed air. NEMA 4X weatherproof construction ensures dependable outdoor installation while built-in calibration systems maintain measurement accuracy for process optimization and emissions compliance in harsh pulp and paper environments.
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Why Power Generation Facilities Choose MAC Instruments

Extreme Temperature Performance

Our patented solid-state sensors withstand stack temperatures up to 1200°F standard (2400°F optional) without wet bulbs, optics, or compressed air—delivering consistent accuracy in harsh power plant environments.

EPA Compliance & Regulatory Support

NIST-traceable measurements and US EPA-compliant design ensure your facility meets emissions monitoring regulations with reliable, defensible data for continuous emission monitoring systems and regulatory reporting.

Built-In Calibration System

MAC155 features in-situ 2-point calibration capability performed daily without removing the analyzer, minimizing downtime and maintaining measurement integrity for 24/7 boiler exhaust monitoring.

Get Expert Guidance for Your Power Plant Moisture Monitoring Needs

Submit your inquiry and our technical specialists will respond within 24 hours with application-specific recommendations and detailed specifications.

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