Ecobee ecobee3 - Accessory Device Connections; Controlling Humidifiers and Ventilators; Accessory Configuration and Power

32
Accessory devices
The ecobee
3
can control an accessory HVAC device like a
humidifier, dehumidifier, or ventilation device from its ACC
terminals.
ACC–
ACC+
Accessory Device
ecobee
3
Terminals
24V
C
<RXZLOOQHHGWRFRQÀJXUHWKHDFFHVVRU\GHYLFHZKHQ\RXÀUVWSRZHURQ
your ecobee3
Only needed if your accessory device is
self-powered