Teletrol Systems Inc. (Manchester, NH) an industry leader in building automation technology, today announced the release of Panorama 7.3, an upgrade to Teletrol’s graphical user interface software for monitoring and controlling buildings. It adds a new on call feature to page designated support staff, or to send them an email based on specific events or equipment alarms. This upgrade also includes a maintenance feature that allows for modifications to be made to Panorama projects in both the developer/runtime and the runtime versions of the software, as well as an updated version of the Teletrol custom OPC Server.