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2. Thermostat - Wikipedia

   en.wikipedia.org/wiki/Thermostat

   A thermostat can often be the main control unit for a heating or cooling system, in applications ranging from ambient air control to automotive coolant control. Thermostats are used in any device or system that heats or cools to a setpoint temperature. Examples include building heating, central heating, and air conditioners, kitchen equipment ...

3. Freeze stat - Wikipedia

   en.wikipedia.org/wiki/Freeze_stat

   Freeze stat. Air coil freeze stat. A freeze stat is a temperature sensing device for HVAC that monitors a heat exchanger to prevent its coils from freezing. Freeze stats can be used on both refrigerant -to- air, and refrigerant -to- liquid type heat exchangers and serve different purposes with similar goals for each.

4. Nest Thermostat - Wikipedia

   en.wikipedia.org/wiki/Nest_Thermostat

   The Nest Thermostat is a smart thermostat developed by Google Nest and designed by Tony Fadell, Ben Filson, and Fred Bould. [ 1 ] It is an electronic, programmable, and self-learning Wi-Fi -enabled thermostat that optimizes heating and cooling of homes and businesses to conserve energy. [ 2 ]

5. HVAC control system - Wikipedia

   en.wikipedia.org/wiki/HVAC_control_system

   HVAC control system. HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be ...

6. Thermocouple - Wikipedia

   en.wikipedia.org/wiki/Thermocouple

   Thermocouple. A thermocouple, also known as a "thermoelectrical thermometer", is an electrical device consisting of two dissimilar electrical conductors forming an electrical junction. A thermocouple produces a temperature-dependent voltage as a result of the Seebeck effect, and this voltage can be interpreted to measure temperature.

7. Zone valve - Wikipedia

   en.wikipedia.org/wiki/Zone_valve

   Zone valve. A zone valve is a specific type of valve used to control the flow of water or steam in a hydronic heating or cooling system. In the interest of improving efficiency and occupant comfort, such systems are commonly divided up into multiple zones. [1] For example, in a house, the main floor may be served by one heating zone while the ...