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Data Controllers

ESC Spectrum provides industry-leading products and services for customers in the electric power and petroleum industries.

Data Acquisition Systems (DAS) and Services: StackVision and Prism are the leading Continuous Emission Monitoring (CEM) Data Acquisition Systems for facilities in the U.S. Both work seamlessly with the 8864 Data Controller to collect, monitor, QA, and report on emissions data from continuous monitoring systems accurately and reliably. Use FleXReports to securely export data from StackVision™ into Microsoft® Excel for maximum flexibility.  Partner with expert teams of Reporting, Engineering, and IT experts for help with CEM challenges.

Quality Assurance (QA) Test Activity Software: QAInsight helps facilities solve the challenges of scheduling, planning, and tracking activities related to performing Quality Assurance (QA) tests required by state and federal agencies. It gives operators fleetwide visibility into all QA test activities.

Stack Testing Software: RATAView helps stack testers perform Relative Accuracy Test Audit (RATA) tests accurately and efficiently to meet complex regulations, including requirements around testing frequency, calculations, data gathering, and data retention.

CEMS Systems and Services: We have decades of experience custom-building CEMS Systems to unique specifications. Partner with our professional CEMS Services team for quarterly maintenance and training, as well as mobile testing, stack testing, repair, calibration, and more.

The 8864 Data Controller

The ESC Spectrum 8864 Data Controller is a sophisticated, powerful hardware bridge between StackVision software and your emissions monitoring rack. This industry leading CEMS data controller provides reliable, robust data collection, computation and storage capabilities. This hard-working device accurately and securely acquires, stores and protects your CEMS data from communications failures within your DAS system.

8864 Information Sheet


Ideal for Ambient Applications

The 8864 Ambient Data Controller is ideal for ambient applications. This rock-solid data controller has a demonstrated Mean-Time-Between-Failure of over 20 years and is considered the “workhorse” of the industry.

8864 Ambient Information Sheet


Perfect For Tight Spaces

The 8864 Compact Data Controller was built for tight spaces and hazardous environments. It features the functionality of the 8864 Data Controller in a compact design that is certified for operation in a Class 1, Division 2 or ATEX explosive environment.

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Wide Range of Communications

The 8864 is an agile, sophisticated tool that can acquire emissions data from analyzers—and operational data from control systems—via digital inputs, analog inputs, and Modbus over Ethernet. It will also output data, flags, and commands through these channels. With plenty of power and speed available, the 8864 can be your one-stop shop for multiple data inputs and outputs.

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Contact the ESC Sales Team. We'd love to hear from you! sales@envirosys.com or 512-250-7902

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