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Download Our Comprehensive Guide to Understanding CEM Systems

Whether you’re new to air emissions monitoring or already familiar with how Continuous Emissions Monitoring Systems (CEMS) work, this guide breaks down each component involved in collecting and reporting emissions data — from the stack to your final report.

Newly expanded to include analyzer-specific insights, this guide offers:

Common analyzer types and how they work
Maintenance tips and replacement strategies
How to handle analyzer obsolescence

Whether you’re troubleshooting existing systems or planning upgrades, this is a must-have resource for maintaining performance and compliance.

CEMS Challenges? ESC Spectrum Can Help

We help a wide variety of industrial facilities comply with evolving air emissions monitoring regulations. These include the Environmental Protection Agency’s 40 CFR Part 75, Part 60, and Part 63, as well as state and local air mandates.

ESC Spectrum’s Continuous Emissions Monitoring System (CEMS) solutions, including industry-leading Data Acquisition Systems (DAS) plus a wide variety of DAS and CEM systems, hardware, and services, are tailor-made to help industrial plants meet their challenges.

CEMS Solutions Backed by Customer Support & Training

ESC Spectrum has over 50 CEMS technicians across the country to serve your ethanol facility’s CEMS maintenance needs, and 24-hour customer support from an in-house team of experts ready to serve you.