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HVAC Sensors 33ZCSENORH-02 Carrier

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Outdoor Relative Humidity Sensor

The sensor’s advanced ceramic technology design overcomes the limitations of other resistance-based humidity sensors that utilize water soluble polymer coatings. The advanced ceramic technology enables the sensor to fully recover from condensation, allowing it to maintain accuracy over longer periods of time than other humidity sensors utilizing water soluble polymer coatings.


Offering 33ZCSENORH-02 SENSORS in:

VIRGINIA: Alexandria, Annandale, Arlington, Ashburn, Burke, Centreville, Chantilly, Crystal City, Dale City, Dulles, Fairfax, Falls Church, Fort Belvoir, Great Falls, Herndon, Leesburg, Lincoln, Lorton, Manassas, McLean, Oakton, Purcellville, Reston, Springfield, Stafford, Sterling, Vienna, Woodbridge.

MARYLAND: Annapolis, Aspen Hill, Beltsville, Bethesda, Chevy Chase, College Park, Gaithersburg, Hampstead, Hyattsville, Lanham, Laurel, Montgomery Village, Potomac, Rockville, Silver Spring, Takoma Park, Temple Hills, National Harbor, Cabin John, East Riverdale, Riverdale, Landover, Cheverly, Oxon Hill, Fort Washington, Indian head, Morningside.


HVAC – Heating – Air Conditioning Repair Experts at Perryaire.


The sensor converts a resistance to a linear 4 to 20 MA or 0 to 10 Vdc output. The current signal may be transmitted over long distances on unshielded twisted pair wire and will not be affected by lead wire resistance or electrical noise.

Operating Temperature 40 F to 130 F

Accuracy at 77F +/- 2% RH from 10 to 80%

Humidity 0% to 99%, non-condensing