--- In Crestron@..., "r f" <r_finley@...> wrote:
Trane furnaces (XL10) use 24v ac without any problems to the
thermostat.
If you look at Crestron's website at the master description, the relay
contact rating is 40V DC or 28V AC at 1 amp.
(sorry, didn't think to look there until now.)