quantity

Measurable property of a substance or phenomenon

    airQuality

Measurement of contaminants in the air

        co2

Carbon dioxide level

        pm10

Particulate Matter 10

        pm25

Particulate Matter 2.5

        tvoc

Total volatile organic compound (TVOC)

    apparent-power

Apparent power is perceived magnitude of power due to the combination of active and reactive power

    cloudage

Percentage of sky obscurred by clouds

    current-angle

AC current phase angle

    current-imbalance

Current phase imbalance in a multiphase AC system

    current-thd

Total harmonic current distortion

    daytime

Time between sunrise and sunset

    dewPoint

Dew point temperature at which water vapor will form dew

    direction

Compass direction measured in degrees

        wind-direction

Compass direction from which wind originates

    elec-current

Electrical current

        current-magnitude

Magnitude of electrical current

    elec-volt

Electrical voltage, potential difference

        volt-magnitude

Magnitude of electrical voltage

    energy

Measure of ability to do work

        elec-energy

Electrical energy consumed

    feelsLike

Apparent temperature perceived when considering humidity, wind chill, and heat index

    flow

Measure of volumetric flow of fluid

    freq

Occurrences per unit time

        ac-freq

Frequency of alternating current

    humidity

Percent relative humidity

    irradiance

Energy received at a surface by area

        solar-irradiance

Energy received on surface of the earth from the sun

    level

Fill level of a vessel containing a fluid where 0% is empty and 100% if filled

    pf

Electrical power factor

    power

Energy consumed per unit time

        elec-power

Electrical energy consumed per unit time

            active-power

Active power or real power

    precipitation

Amount of atmospheric water vapor fallen including rain, sleet, snow, and hail

    pressure

Measure of force applied

        atmospheric-pressure

Barometric pressure exerted by the weight of the atmosphere

    reactive-power

Reactive power or imaginary power

    speed

Distance per unit time

        wind-speed

Wind flow speed

    temp

Temperature - measure of hot and cold

        air-temp

Dry bulb temperature

    visibility

Distance at which light can be clearly discerned

    volt-angle

AC voltage phase angle

    volt-imbalance

AC voltage phase imbalance

    weatherCond

Enumeration of weather conditions

    webBulb

Wet bulb air temperature