Also, if you need the utility of remote sensors in your home, Ecobee’s are better than Nest’s, which only measure temperature and you have to program individually. One advantage Nest still has is that it doesn’t require a C-Wire; Ecobee supplies a power extender kit to get around th...
wire interface between the video doorbell104and chime controller108when the doorbell button70is pressed and there is a call for a chime (the waveform has been simplified for the purposes of illustration). The voltage is slightly reduced, but only on the negative sinusoid. The positive sinusoid ...
heat pumps, humidification/dehumidification systems and the like. Controller22can be connected to HVAC equipment30using a hard-line connection (such as a 4-wire connector), a wireless connection, or a combination of the two. In some configurations, an equipment interface module (EIM)32can be pr...