home-assistant.io/source/_components/binary_sensor.nest.markdown

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component	Nest binary sensor	Instructions how to integrate Nest binary sensors within Home Assistant.	2016-01-26 08:00	true	false	true	true	nest_thermostat.png	Binary Sensor

The Nest binary sensor platform let you monitor various states of a thermostat from Nest.

To set it up, add the following information to your configuration.yaml file:

sensor:
  platform: nest
  monitored_conditions:
    - 'fan'
    - 'hvac_ac_state',
    - 'hvac_aux_heater_state',
    - 'hvac_heat_x2_state',
    - 'hvac_heat_x3_state',
    - 'hvac_alt_heat_state',
    - 'hvac_alt_heat_x2_state',
    - 'hvac_emer_heat_state',
    - 'online'

Configuration variables:

• monitored_conditions array (Required): States to monitor.

You must have the [Nest component](https://home-assistant.io/components/nest/) configured to use this sensor.