
MAC155 Moisture Analyzer
- Built-in 2-point calibration
- Up to 2400°F capability
- NEMA 4X waterproof design



NIST-Traceable Measurement
US EPA Compliant
NEMA 4X Rated
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.



What is the main advantage of measuring the humidity of inlet air for gas turbines?
Measuring inlet air humidity optimizes turbine combustion efficiency, calculates accurate power output, prevents compressor fouling, and ensures compliance with ISO correction standards for performance monitoring.
What temperature range can MAC moisture analyzers withstand in turbine exhaust applications?
Are these moisture measurement systems EPA compliant for emissions monitoring?
How quickly do turbine moisture analyzers respond to humidity changes?
Can these systems be installed outdoors in harsh weather conditions?
Do MAC turbine moisture analyzers require wet bulbs or compressed air?
What measurement ranges are available for turbine inlet humidity monitoring?
Talk to our experts for custom solutions and tailored guidance.

Continuous moisture monitoring for coal, natural gas, and biomass turbines, optimizing combustion efficiency and EPA compliance.

HRSG stack moisture measurement for heat recovery optimization and accurate NOx/SO₂ emission corrections in multi-unit facilities.

Flue gas moisture analysis for combustion control and emissions compliance in municipal solid waste incineration turbines.

Dual-purpose turbine inlet and process steam moisture monitoring for manufacturing facilities with on-site power generation.
Talk to our experts for custom solutions and tailored guidance.



Industry-leading moisture measurement capability up to 2400°F with patented solid-state sensors that eliminate wet bulbs, optics, and compressed air requirements for reliable 24/7 operation.
NIST-traceable accuracy and EPA-compliant designs ensure regulatory compliance for stack gas monitoring, with built-in calibration systems and continuous emission monitoring capabilities.
Since 1990, MAC Instruments has delivered rugged, weatherproof analyzers with NEMA 4X protection and global technical support, serving hundreds of power generation facilities worldwide.
Our experts will respond within 24 hours with tailored recommendations, technical specifications, and pricing for your specific turbine monitoring application.
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