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


NIST-Traceable Measurement
NEMA 4X Rating
US EPA Compliant
Industrial moisture analyzers engineered for coal and biomass combustion stack monitoring. MAC Instruments' solid-state sensors deliver accurate humidity measurement in extreme exhaust gas temperatures up to 2400°F without chemicals, wet bulbs, or compressed air. NEMA 4X waterproof construction ensures reliable 24/7 operation for EPA emissions compliance and combustion efficiency optimization.


What temperature range can these analyzers measure in combustion stacks?
Standard models measure up to 1200°F, with optional high-temperature capability extending to 2400°F for extreme combustion applications like coal-fired boilers and biomass furnaces.
Do these moisture analyzers meet EPA emissions compliance requirements?
How often do the analyzers need calibration?
Can these analyzers withstand outdoor installation in harsh weather?
What is the response time for moisture readings?
Do these systems require compressed air or wet bulb maintenance?
What is the measurement accuracy for stack moisture analysis?
Talk to our experts for custom solutions and tailored guidance.

Monitor moisture in coal and biomass boiler exhaust for combustion efficiency and EPA compliance.

Measure kiln exhaust moisture for heat recovery optimization and quality control in cement production.

Track flue gas moisture in incinerator exhaust for emissions compliance and energy recovery efficiency.

Control moisture in furnace and annealing line exhaust for heat treatment process optimization.
Talk to our experts for custom solutions and tailored guidance.



Proprietary solid-state sensors measure moisture up to 2400°F without wet bulbs, optics, or compressed air. NIST-traceable accuracy ensures reliable readings in extreme combustion environments.
NEMA 4X waterproof construction with optional case heaters for ambient temperatures down to -40°F. Stainless steel and cast aluminum design withstands harsh industrial conditions.
Meets US EPA stack gas moisture measurement regulations with built-in calibration systems. Fast 60-second response time and ±1% accuracy for continuous emissions monitoring systems.
Our moisture measurement specialists will help you select the right analyzer for your coal or biomass combustion application. Expect a detailed technical response 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