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2 cards from this section. Quick, good the night before a test.
What does DPT stand for?
Think about the relationship between temperature and moisture.
At what point does condensation begin?
Consider when air becomes saturated.
What does DPT indicate?
Think of saturation in relation to moisture.
True or False: A higher DPT means the air can hold more moisture.
Remember the definition of DPT.
An HVAC system operates at a temperature of 80°F with a relative humidity of 60%. Calculate the Dew Point Temperature.
Use a psychrometric chart or online calculator for assistance.
Evaluate how changing room temperature affects DPT. If the temperature rises to 85°F while the RH stays the same, what happens?
Consider how temperature interplays with moisture saturation.
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