The Tracer VV550/VV551 Variable Air Volume (VAV) controllers provide single-duct digital control for VAV boxes. They support the following VAV control sequences: space temperature control, flow tracking, ventilation flow control. These controllers can operate as part of a Trane Integrated Comfort system, as part of a buiding management system from another manufacturer or as a standalone device.
The number of applications for LonMark certification is growing rapidly. To make sure your products are on-track for certification, design conformance into them by following the LonMark Interoperability Guidelines v3.4.
The Proficiency Testing Program for Qualified Open Systems Installers, Professionals and Integrators provides a worldwide standard of proficiency for individuals that install, integrate and maintain systems utilizing LonMark certified products.