According to the thermostat manual amplitude of this signal is about 10 vdc frequency is 1 hz and the pulse width is variable 350 to 950 milliseconds in steps of 50 msec.
Bryant variable speed furnace with evolution thermostat.
The modulating thermostat outputs a pulse width modulated signal on its v terminal that controls the gas valve on the furnace over a 40 100 power range.
The primary heat exchanger is made of corrosion resistant aluminized steel with a fin and tube stainless steel secondary heat exchanger.
Summer savings the variable speed model 926t with properly matched cooling system components is a great choice for improving seer energy efficiency during the cooling season.
Enjoying energy wise comfort is now easier than ever with our model 315a gas furnace and simplified system control.
Evolution connex ecobee smart thermostats programmable non programmable.
Unprecedented comfort and efficiency from bryant pamper yourself with exceptional comfort and consistent temperature control.
You ll have the cozy and consistent comfort of variable speed operation with a furnace that is extremely efficient in its electrical use year round.
The variable speed motor operates on low speed the majority of the time providing increased efficiency and quiet operation.
For the ultimate in quiet efficiency the model 987m warms your winters with up to 98 3 afue efficiency.
Controls thermostats.
Evolution variable speed gas furnace 880ta energy efficient heating with consistent comfort enjoying energy wise comfort is now easier than ever with our model 880ta gas furnace and simplified system control.
The 987m meets the energy star most efficient 2014 guidelines in all sizes with an efficiency of up to 98 3 afue.
The bryant 987m evolution is a two stage variable speed gas furnace.
Learn more about the 986t variable speed 90 efficiency gas furnace from bryant.