
MAC155 Moisture Analyzer
- Built-in daily 2-point calibration
- Up to 1200°F standard measurement
- NEMA 4X outdoor-rated design



NIST-traceable certified
Advanced moisture measurement solutions for paper manufacturing exhaust ducts, designed for continuous monitoring in high-temperature industrial environments. MAC Instruments' exhaust duct moisture analyzers deliver precise humidity measurements essential for process optimization, energy efficiency, and regulatory compliance. Built with patented solid-state technology and weatherproof construction, these systems provide reliable 24/7 performance in demanding paper mill conditions.



How to test moisture content in paper?
Moisture content in paper manufacturing is tested using continuous inline moisture analyzers installed in exhaust ducts, measuring humidity levels in real-time during the drying process to optimize quality and energy efficiency.
What temperature ranges can these moisture analyzers handle in paper mill exhaust ducts?
How accurate are exhaust duct moisture measurements for paper process control?
Do these systems require frequent calibration and maintenance?
Are these moisture analyzers suitable for outdoor installation in paper mills?
How quickly do these analyzers respond to moisture changes in exhaust ducts?
Can these systems help with EPA compliance for paper mill emissions?
Talk to our experts for custom solutions and tailored guidance.

Continuous moisture monitoring in paper machine dryer sections and exhaust ducts optimizes drying efficiency and product quality control.

High-temperature moisture measurement in recovery boiler exhaust enables process optimization and emissions compliance monitoring.

Precise exhaust humidity control ensures consistent moisture removal for high-quality tissue and specialty paper production.

Exhaust duct moisture analyzers optimize corrugator dryer performance and energy efficiency in board production processes.
Talk to our experts for custom solutions and tailored guidance.



Proprietary sensor technology eliminates wet bulbs, mirrors, and compressed air, delivering maintenance-free operation with superior accuracy in harsh paper mill environments.
Industry-leading measurement range up to 1200°F standard (2400°F optional) handles the most demanding exhaust duct conditions in paper drying and recovery processes.
NEMA 4X weatherproof construction and over 30 years of manufacturing excellence ensure continuous 24/7 operation with minimal downtime in critical applications.
Submit your requirements and our moisture measurement specialists will respond within 24 hours with tailored recommendations and technical specifications.
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