Services / On-Site Testing / Source Testing / 8864 Data Controller
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8864 Data Controller
Built for continuous data. Engineered for integrity and uptime.
The 8864 Data Controller is the most widely used hardware device for CEMS data collection in the U.S., delivering continuous data from monitoring equipment to your Data Acquisition System (DAS).
8864 Data Controller Products
Positioned between your emissions monitoring rack and DAS software, the 8864 collects analog and digital signals, performs real-time calculations, and transmits data for reporting. Designed specifically for emissions monitoring, it reduces the risk of data gaps, downtime, and compliance exposure.
8864 Data Controller
The industry standard for CEMS data collection. Robust data collection, computation, and storage in a field-proven package — trusted across more U.S. facilities than any comparable device.
8864 Ambient Data Controller
Configured for ambient air monitoring applications, with the same platform reliability and a Mean-Time-Between-Failure exceeding 20 years.
8864 Data Controller EX
Certified for Class 1, Division 2 hazardous environments, providing a purpose-built alternative to PLC-based solutions. Includes a programmable display for analog and digital signals.
8864 Compact Data Controller
A space-saving version of the standard 8864 with full firmware functionality. Certified for Class 1, Division 2 and ATEX environments.
Which 8864 Is Right for Your Facility?
Not sure which model fits your application? Contact us and can walk you through the right choice for your monitoring environment.
“Combining our services is pivotal in supporting our clients' every need. The Alliance way is a true differentiator, providing solutions-based onsite testing and monitoring with top SMEs to handle immediate environmental challenges. Alliance is positioned as your partner of choice for highest-level delivery.”
Martin Gibson
Executive Vice President, Emissions Monitoring
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