Difference between revisions of "Indoor Thermostat"
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(New page: A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. Category:Electrical [[Category:Co...) |
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A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. | A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. | ||
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+ | The majority of modern heating/cooling/heat pump thermostats operate on 24 volts A/C. | ||
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+ | === 4 Wire 24V HVAC Thermostat Wire Diagram === | ||
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+ | W : White Wire : Heat | ||
+ | Y : Yellow or Black Wire : Cool | ||
+ | G : Green : Fan | ||
+ | R : Red : 24v | ||
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+ | Jump W + R will turn on heater on a gas operated HVAC system. On the gas system the fan is triggered automatically at the heater when a certain temperature is reached. | ||
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+ | Jump G + R to force the fan to turn on | ||
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Revision as of 19:26, 10 February 2009
A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment.
The majority of modern heating/cooling/heat pump thermostats operate on 24 volts A/C.
4 Wire 24V HVAC Thermostat Wire Diagram
W : White Wire : Heat Y : Yellow or Black Wire : Cool G : Green : Fan R : Red : 24v
Jump W + R will turn on heater on a gas operated HVAC system. On the gas system the fan is triggered automatically at the heater when a certain temperature is reached.
Jump G + R to force the fan to turn on