Find out some information about the Trane Summit system. It is open protocol, works on a web browser (IE - PC based although there is a new web server option that would allow almost any browser to access the scheduling etc. of the system) works over TCP/IP protocol and ethernet and would allow...
I would agree with jclair regarding the track record of the companies designing and installing the systems. I would also add that having worked for two large control companies (Honeywell and Siemens) and now a systems company (Trane) I have learned more about controlling equipment in the last 12...
Years ago, an energy engineer I knew did a comparison of an actual building's energy use with Carrier's HAP, Trane Trace and Market Manager.... He evaluated the time and the difference between the actual and estimated energy use. His conclusions were approximately that it took him a day to input...