What does humidistat mean?

Last Update: May 30, 2022

This is a question our experts keep getting from time to time. Now, we have got the complete detailed explanation and answer for everyone, who is interested!

Asked by: Miss Rubye Berge
Score: 4.5/5 (42 votes)

A humidistat or hygrostat is an electronic device analogous to a thermostat but which responds to relative humidity, not temperature. Humidistats are used in a number of devices including dehumidifiers, humidifiers, and microwave ovens.

What is the purpose of a humidistat?

A humidistat (sometimes called a humidistat control) is a device that works with a home's heating and cooling system to automatically adjust the amount of moisture in the air to maintain a specific humidity level throughout the home.

What should your humidistat be set at?

So to be safe, we recommend setting your humidistat's relative humidity (RH) to 58 percent and setting your thermostat temperature between 77 and 80 degrees Fahrenheit. These settings will not maintain your selected temperature indoors but will maintain 58 percent humidity.

What is humidistat on humidifier?

The humidistat sends signals to the humidifier to stop the water supply or turns on/off the air conditioner once the set humidity level is attained. It not only helps in maintaining a comfort level in the house but also prevents outbreaks of mildew and mold in humid regions.

Do Humidistats dehumidify?

A humidistat is a device that measures the amount of moisture in the air. ... The attached humidistat will ensure that you do not over-humidify or -dehumidify the room. It will effectively monitor and control the humidity in the air near the machine, but it will not measure the humidity in other parts of the home.

What does humidistat mean?

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How do I know if I have a humidistat?

Humidistat Controls on Amazon

Find the control panel for the humidistat. In most cases, this is found in the same area as your temperature controls for the heating system. Test the voltage using an ohm-meter. If there is 0 voltage reflected as you turn the knob on the humidistat, then the panel needs to be replaced.

How accurate are Humidistats?

The humidistat is designed to ensure optimal humidity levels in your home by running the HVAC system only when it is necessary this helping you save money. However, in reality, humidistats are rarely accurate to the exact setting on the dial. In fact, humidistats are often off by as much as 10 to 20 percent.

Is humidistat and hygrometer the same thing?

However, there is a difference between these two terms. A hygrometer is an instrument used in monitoring or measuring the level of humidity in the air. ... On the other hand, a humidistat is a device built into an appliance, and it is used to regulate the humidity levels of a room.

Where is humidistat located?

The humidistat can go anywhere it's able to sense humidity, though many have a probe designed to stick into the airflow of a duct. If duct-mounted, the normal place is to put it in the return vent before the humidifier: this gives a good overall sense of humidity levels in the house.

Is 60% humidity too high?

Most of us feel comfortable inside our home when the relative humidity remains between 30 and 60 percent. ... Conversely, when the level is above 60 percent, the air is too wet, which is also harmful to both the home and the homeowners.

Does a humidistat save money?

By running your system to combat humidity, the humidistat can and will save you money on your electric bill. It will run your a/c system more efficiently sparing it the needless wear and tear and help extend the unit's life.

How does a fan humidistat work?

A humidistat is a switch which controls the fan depending on the amount of moisture in the air. If there's a lot of moisture, it turns the fan on. When the humidity level is reduced, it switches the fan off. ... It's true that the humidistat will turn the fan on when you have a bath or shower and the humidity is high.

How does a whole house humidistat work?

A whole house humidifier is installed in your ductwork near your furnace, either on the supply or return end. ... When air from your ducts enters the humidifier, it is exposed to the water inside. The water evaporates into the air, which increases the moisture levels of the air that exits the humidifier on the other side.

What should you set your humidistat at in the winter?

When setting the humidity in the winter, I always recommend to set the humidistat to the highest humidity level the home can support (up to 55%). Remember, higher humidity levels are healthier and lower utility bills because they are more comfortable.

How do you wire a humidistat?

Grab one humidistat lead and one black-colored low-voltage wire strand. Twist the ends together with pliers. Screw a wire nut over this pair of wires. The interchangeable humidistat leads, the two short pieces of wire extending from the rear of the humidistat, can connect to either black-colored low-voltage wire.

What is a humidistat switch?

A humidistat or hygrostat is an electronic device analogous to a thermostat but which responds to relative humidity, not temperature. ... A humidistat has the functionality of a switch and is not just a measuring instrument like a hygrometer is.

Is it bad to use tap water in a humidifier?

The water you use to fill your tank could also cause issues. Both the CPSC and the EPA recommend filling your humidifier with distilled water—not tap—to keep potentially harmful microorganisms out of the air you breathe.

What is the best humidistat?

Check out these top products that measure humidity for various needs.
  • BEST OVERALL: Govee WiFi Temperature Humidity Indoor Hygrometer.
  • RUNNER UP: ThermoPro TP55 Digital Hygrometer.
  • BEST BANG FOR THE BUCK: Habor Hygrometer Indoor Thermometer.
  • BEST FOR GREENHOUSES: Govee Thermometer Hygrometer.

How much does a humidistat cost?

A humidistat costs $30 to $100 with manual versions on the lower end of the price spectrum and automatic versions on the higher end. This device automatically checks humidity in your home.

Should you have a dehumidifier in Florida?

Florida is a particularly humid state and many homeowners in the area are quick to install a whole-home dehumidifier to help lower humidity levels. ... Well, you might need a whole-house dehumidifier if: Your home's indoor humidity is higher than 50% You've seen condensation on your window panes.

How long does it take for a hygrometer to work?

For digital hygrometers, you will only have to place the instrument at about 3.3 feet (one meter) from the ground. Let the device work for at least three minutes so it can adequately detect the temperature of the air.