
MAC155 Moisture Analyzer
- Built-in 2-point calibration
- Up to 2400°F capability
- 60-second response time


NIST Traceable
US EPA Compliant
NEMA 4X Rated
Advanced moisture analyzers for hot-end furnace exhaust measurement, featuring patented solid-state technology for high-temperature flue gas monitoring. Engineered for continuous stack emission monitoring up to 1200°F (2400°F optional), these systems deliver accurate, real-time humidity measurements for EPA compliance and process optimization in power generation, cement manufacturing, and metal processing applications.


How does a flue gas analyser work?
Flue gas analyzers use patented solid-state sensors to measure water vapor pressure in exhaust gases, providing instant humidity readings without wet bulbs, mirrors, or compressed air requirements.
What is the maximum temperature these moisture analyzers can measure?
Are these analyzers suitable for outdoor installation?
How quickly do these analyzers respond to moisture changes?
Do these systems meet EPA regulatory requirements?
What maintenance is required for these moisture analyzers?
Can these analyzers be customized for specific industrial applications?
Talk to our experts for custom solutions and tailored guidance.

Continuous emission monitoring for coal, biomass, and natural gas boiler stacks, HRSG systems, and combined cycle plants for EPA compliance and efficiency optimization.

High-temperature moisture measurement in kiln exhaust systems, clinker coolers, and raw mill operations for product quality control and energy efficiency.

Annealing furnace and heat treatment oven moisture monitoring for steel mills, automotive metal processing, and controlled atmosphere operations.

Recovery boiler and paper machine dryer exhaust monitoring for process control, heat recovery optimization, and environmental compliance.
Talk to our experts for custom solutions and tailored guidance.



Patented solid-state sensors withstand up to 1200°F standard, 2400°F optional, delivering accurate measurements where conventional analyzers fail in high-temperature industrial exhaust environments.
No wet bulbs, mirrors, optics, or compressed air required. Built-in calibration system ensures consistent accuracy without costly downtime or complex maintenance procedures in continuous operation.
Over 30 years of continuous emission monitoring experience with NIST-traceable measurements. Our systems ensure full regulatory compliance for stack emissions across diverse industrial applications worldwide.
Connect with our measurement specialists to discuss your application requirements. Receive technical recommendations and detailed specifications within 24 hours.
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
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