marker – Project Haystack

marker

Marker labels a dict with typing information

    absorption

Cooling process using energy from heat source such as hot water

        chiller-absorption

Cooling process using energy from heat source such as hot water

    ac

Relating to alternating current electricity

    accumulate

Accumulate the tag's value during inheritance and defx

    active

Working, operative, effective

    ahuZoneDeliveryType

AHU delivery method of conditioned air to the zone

        chilledBeamZone

AHU supplies air to chilled beam terminal units

        directZone

AHU supplies air directly to the zone

        multiZone

AHU discharge air is split into a duct per zone

        vavZone

AHU supplies air to VAV terminal units

    airVolumeAdjustabilityType

Ability of air handling equip to adjust volume of air flow

        constantAirVolume

Delivers a constant volume of air flow

        variableAirVolume

Delivers a variable volume of air flow

    alarm

Notification of a condition which requires attention

    angle

Measurement of the relative difference in direction between two vectors or phasors

    apparent

Perceived quantity

    atesDesignType

Design type of the ATES underground system

        atesClosedLoop

The ATES uses closed piping to transport a water/glycol mixture through the ground

        atesDoublet

The ATES has one or more pairs of a separate warm and cool well

        atesDoubletPaired

The ATES is as a doublet, but with specific warm and cool wells linked together

        atesMono

The ATES has only one physical well

        atesUnidirectional

Similar to a doublet, but water always flows in the same direction from the extraction to the infiltration well

    atmospheric

Related to the atmosphere of the earth

    avg

Average

    barometric

Relating atmospheric pressure

    blowdown

Removal from container or pipe

    centrifugal

Compression via a continuous flow of fluid through an impeller

        chiller-centrifugal

Compression via a continuous flow of fluid through an impeller

    chilled

Substance is cooled using cooling process

    chillerMechanismType

Primary mechanism of chiller

        chiller-absorption

Cooling process using energy from heat source such as hot water

        chiller-centrifugal

Compression via a continuous flow of fluid through an impeller

        chiller-reciprocal

Piston compressor driven by a crankshaft

        chiller-rotaryScrew

Rotary screw compression

    co2e

Carbon dioxide equivalent

    cold

Having low degree of heat

    computed

Indicates a definition which is computed

    condenser

Device or related to process of condensation

    condenserLoopType

Open or closed loop for condenser working fluid

        condenserClosedLoop

Working fluid is kept separate from fluid used for heat transfer into the atmosphere

        condenserOpenLoop

Uses working fluid itself for evaporation into the atmosphere

    controls

Associated with the control system for an industrial process

    cool

Associted with low temperature or cooling processes

    cooling

Cooling mode or process

    coolingOnly

Equipment without heating

    cur

Supports current value

    current

Movement of fluid or electricity

    damper

Damper equipment or control point

    dc

Relating to direct current electricity

    deadband

The range in a process where no changes to output are made

    delta

Differential of fluid between entering and leaving sensors

    demand

Rate required for a process

    deprecated

Obsoleted

    dessicantDehumidifier

Decreases humidity from air using a substance which absorbs moisture

    diverting

Three way valve which inputs one pipe and diverts between two output pipes

    docAssociations

Generate a section in the docs for this association

    docTaxonomy

Generate a taxonomy tree for this term in the documentationindex

    domestic

For human use

    ductArea

Config point on a vav for duct area measured in ft² or m²

    ductConfigType

Ductwork configuration

        dualDuct

Two ducts

        singleDuct

One single duct

        tripleDuct

Three ducts

    ductDeckType

Cold, hot, or neutral deck

        coldDeck

Duct carries air for cooling

        hotDeck

Duct carries air for heating

        neutralDeck

Duct carries air which by-passes both heating and cooling coils

    ductSectionType

Equipment section of ductwork

        discharge

Duct for air leaving an equipment

        economizer

Duct to access fresh outside air only for economizing, not ventilation

        exhaust

Duct used to expel air back outside

        flue

Duct for exhausting combustion

        inlet

Duct with air entering an equipment

        mixed

Duct where fresh outside air and return air is mixed together

        outside

Duct to access fresh outside air for both ventilation and economizer

        return

Duct returning air back to equipment

        ventilation

Duct to access fresh outside air only for ventilation, not economizing

    economizing

Energy reduction mode which augments heating/cooling with outside air

    effective

Current control setpoint in effect taking into account other factors

    efficiency

Efficiency point of a chiller measured in "COP" or "kW/ton"

    enable

Secondary on/off point of an equip especially used with a vfd

    entity

Top-level dicts with a unique identifier

        device

Microprocessor based hardware device

            computer

General purpose computer

                laptop

Portable laptop computer

                server-computer

General purpose computer used as a server

            controller

Microprocessor based device used in a control system

            networking-device

Microprocessor device used to establish networks

                networking-router

Networking device used to route data between different networks

                networking-switch

Networking device used to connect devices on the same network

            phone

Telephone used for voice telecommunication

                mobile-phone

Cellular phone providing telecommunication over radio links

            tablet

Mobile device with touch screen for user input

        equip

Equipment asset

            actuator

Equipment to move or control a mechanism

                damper-actuator

Actuator to regulate the flow of air

                valve-actuator

Actuator to regulate the flow of fluid

            airHandlingEquip

HVAC equipment that conditions and delivers air via one or more fans

                ahu

Air Handling Unit

                    doas

Dedicated Outside Air System

                        mau

Makeup Air Unit

                    rtu

Roof Top Unit

                fcu

Fan Coil Unit

                    crac

Computer Room Air Conditioner

                    unitVent

Unit Ventilator

                heatPump

Heat pump

            airTerminalUnit

Equipment in air distribution systems which terminate at the space

                cav

Constant air volume terminal unit

                vav

Variable air volume terminal unit

            ates

Aquifer Thermal Energy Storage system

            battery

Equipment used to store electric energy

            boiler

Equipment to generate hot water or steam for heating

                hot-water-boiler

Boiler which outputs hot water

                steam-boiler

Boiler which outputs steam

            chiller

Equipment to remove heat from a liquid

            circuit

Electrical circuit and its associated components such as breakers

            conduit

Duct, pipe, or cable to convey a substance or phenomenon

                duct

Conduit used to convey air for HVAC

                pipe

Conduit used to convey a fluid

                wire

Cabling used to convey electricity or data

            coolingTower

Equipment to transfer waste heat into the atmosphere

            flowInverter

System to change direction of substance flow

            fumeHood

Ventilation equipment to limit exposure to hazardous fumes

            heatExchanger

Equipment to transfer heat between two working fluids

                coil

Heat exchanger used to heat or cool air

                    coolingCoil

Coil used to cool air

                    heatingCoil

Coil used to heat air

            humidifier-equip

Equipment which adds moisture to air to increase humidity

            luminaire

Light fixture using electricity to provide illumination

            meter

Equipment to meter a substance or phenomenon

                elec-meter

Electricity meter

                    ac-elec-meter

AC Electricity meter

                    dc-elec-meter

DC Electricity meter

                flow-meter

Meter to measure flow rate and total volume of fluid

            motor

Equipment that converts electrical energy into mechanical energy

                fan-motor

Motor used with a fan to create air flow

                pump-motor

Motor used with a pump to move fluid

            panel

Enclosure for electrical and control equipment

                controls-panel

Panel housing controllers and networking gear

                elec-panel

Physical housing for electrical circuits, fuses, and breakers

            plant

Central plant used to generate a substance for a process

                chilled-water-plant

Plant used to generate chilled water for cooling

                hot-water-plant

Plant used to generate hot water for heating

                steam-plant

Plant used to generate steam for heating

            rack

Enclosure or chassis used to mount computer and networking gear

            radiantEquip

HVAC equipment that conditions a space without forced air

                chilledBeam

Conditions a space using a heat exchanger integrated into the ceiling

                radiantFloor

Heats a space using pipes or cables embedded beneath floor

                radiator

Heats a space using exposed pipes or coils

            tank

Tank used to store a substance for temporary holding

            thermostat

Senses and controls temperature of space in HVAC system

            ups

Uninterruptible power supply

            verticalTransport

Equipment to move humans and materials

                elevator

Enclosure used to move people between floors

                escalator

Moving staircase used to move people between floors

                movingWalkway

Conveyor to move people across a horizontal or inclined plane

            well

A well is a source of groundwater and potentially thermal energy

        network

Logical communications network between two or more devices

        point

Data point such as a sensor or actuator

            cur-point

Point with support to report a "real-time" current value

            his-point

Historized point with a history log of timestamp/value pairs

            weather-point

Weather station observation point

            writable-point

Point with writable output using 16-level priority array

        pointGroup

Grouping of children points used by spaces and equipment

            airQualityZonePoints

Entity with logical grouping of zone air quality points

                hvac-zone-space

Zone related to conditioning of a space's air temperature and quality

            hvacZonePoints

Entity with logical grouping of zone HVAC air points

                hvac-zone-space

Zone related to conditioning of a space's air temperature and quality

                thermostat

Senses and controls temperature of space in HVAC system

            lightingZonePoints

Entity with logical grouping of lighting points

                lighting-zone-space

Zone related to lighting system

                luminaire

Light fixture using electricity to provide illumination

        site

Site is a geographic location of the built environment

        space

Space is a three-dimensional volume in the built environment

            dataCenter

Space used to house computer and networking gear

            floor

Storey of a building

                ground-floor

Floor at ground level

                roof-floor

The roof floor is the topmost level of a building

                subterranean-floor

Floor below ground level

            room

Enclosed room of a building

            zone-space

Space associated with a specific system

                hvac-zone-space

Zone related to conditioning of a space's air temperature and quality

                lighting-zone-space

Zone related to lighting system

        weatherStation

Logical weather station and its measurement points

    evaporator

Mechanism used to convert a refrigerant from its liquid to gaseous state

    export

Supplied out of a system

    extraction

Taking a substance out of another substance

    faceBypass

Point of an ahu indicating air flow is by-passing the heating/cooling coils

    fan

Fan equipment or control point

    fanPowered

Device with a fan

    filter

Related to an air or fluid filter

    flux

Measurement through a given surface

    freezeStat

A boolean point of an ahu indicating a freezing condition

    geoPlace

Geographic place

        site

Site is a geographic location of the built environment

        weatherStation

Logical weather station and its measurement points

    ground

Related to the surface of the earth

    heat

Associated with a heating process

    heatWheel

Boolean point indicating command state of AHU's heat wheel

    heating

Heating mode or process

    heatingOnly

Equipment without cooling

    his

Supports historization of data

    hisTotalized

Indicates values which are a continuous stream of totalization

    hot

Having high degree of heat

    humidifier

Adding moisture to air

    hvac

Heating, ventilation, and air conditioning

    hvacMode

Operational mode for HVAC equipment

    imbalance

Lacking balance

    import

Received into a system

    infiltration

Permeation of a substance into another substance

    input

Entity inputs a substance which flows from another entity

        air-input

Entity inputs air which flows from another entity

            airCooling

Cooling by dissipating heat into the surrounding air

            airTerminalUnit

Equipment in air distribution systems which terminate at the space

                cav

Constant air volume terminal unit

                vav

Variable air volume terminal unit

            hvac-zone-space

Zone related to conditioning of a space's air temperature and quality

        blowdown-water-input

Entity inputs blowdown water which flows from another entity

        chilled-water-input

Entity inputs chilled water which flows from another entity

            chilledWaterCooling

Cooling using transfer of heat to chilled water

        condensate-input

Entity inputs condensate which flows from another entity

        condenser-water-input

Entity inputs condenser water which flows from another entity

        domestic-water-input

Entity inputs domestic water which flows from another entity

        elec-input

Entity inputs electricity which flows from another entity

            actuator

Equipment to move or control a mechanism

                damper-actuator

Actuator to regulate the flow of air

                valve-actuator

Actuator to regulate the flow of fluid

            airHandlingEquip

HVAC equipment that conditions and delivers air via one or more fans

                ahu

Air Handling Unit

                    doas

Dedicated Outside Air System

                        mau

Makeup Air Unit

                    rtu

Roof Top Unit

                fcu

Fan Coil Unit

                    crac

Computer Room Air Conditioner

                    unitVent

Unit Ventilator

                heatPump

Heat pump

            airTerminalUnit

Equipment in air distribution systems which terminate at the space

                cav

Constant air volume terminal unit

                vav

Variable air volume terminal unit

            boiler

Equipment to generate hot water or steam for heating

                hot-water-boiler

Boiler which outputs hot water

                steam-boiler

Boiler which outputs steam

            chiller

Equipment to remove heat from a liquid

            circuit

Electrical circuit and its associated components such as breakers

            coolingTower

Equipment to transfer waste heat into the atmosphere

            elec-meter

Electricity meter

                ac-elec-meter

AC Electricity meter

                dc-elec-meter

DC Electricity meter

            elec-panel

Physical housing for electrical circuits, fuses, and breakers

            elecHeating

Heating by the conversion of electrical energy

            elevator

Enclosure used to move people between floors

            escalator

Moving staircase used to move people between floors

            fumeHood

Ventilation equipment to limit exposure to hazardous fumes

            luminaire

Light fixture using electricity to provide illumination

            motor

Equipment that converts electrical energy into mechanical energy

                fan-motor

Motor used with a fan to create air flow

                pump-motor

Motor used with a pump to move fluid

            movingWalkway

Conveyor to move people across a horizontal or inclined plane

        fuelOil-input

Entity inputs fuel oil which flows from another entity

            fuelOilHeating

Heating by the combustion of fuel oil

        gasoline-input

Entity inputs gasoline which flows from another entity

        hot-water-input

Entity inputs hot water which flows from another entity

            hotWaterHeating

Heating using energy of hot water

        makeup-water-input

Entity inputs makeup water which flows from another entity

        naturalGas-input

Entity inputs natural gas which flows from another entity

            naturalGasHeating

Heating by the combustion of natural gas

        refrig-input

Entity inputs refrigerant which flows from another entity

        steam-input

Entity inputs steam which flows from another entity

            steamHeating

Heating using energy of steam

    intensity

Measure of an electromagnetic field

    isolation

Actuator used to isolate an equipment from a pipe or ductwork system

    lighting

Systems associated with illumination in the built environment

    load

Chiller point to command or measure the chiller's load as a percentage from "0%" to "100%"

    luminous

Relating to light as perceived by the eye

    magnitude

Size or extent

    makeup

Restore something missed or lost

    mandatory

Requires that the marker be applied to dicts which use the marker's subtypes

    max

Maximum

    meterScopeType

Classifies a meter as a main site meter or submeter

        siteMeter

Main meter for the associated site

        submeter

Submeters measure usage of a sub-system or equipment within a site

    min

Minimum

    mixing

Three way valve which inputs two pipes and outputs a mixture between the two to a single output pipe

    mobile

Relating to mobile phones, hand-held computers, and similar technology

    net

Difference between import and export

    networking

Related to data communication networks

    noSideEffects

Marks a function or operation as having no side effects

    nodoc

Undocumented and not officially supported

    nosrc

Do not include source code in documentation

    notInherited

Marker applied to a def to indicate that is not inherited into subtype definitions

    occ

Occupied mode of a space

    occupancy

Number of occupants in a space

    occupants

People who use the built environment

    occupied

Setpoint or sensor indicating occupancy of a space

    openEnum

Apply to str enum tags where the enumeration range is open ended

    output

Entity outputs a substance with flows to other entities

        air-output

Entity outputs air to other entities

            airHandlingEquip

HVAC equipment that conditions and delivers air via one or more fans

                ahu

Air Handling Unit

                    doas

Dedicated Outside Air System

                        mau

Makeup Air Unit

                    rtu

Roof Top Unit

                fcu

Fan Coil Unit

                    crac

Computer Room Air Conditioner

                    unitVent

Unit Ventilator

                heatPump

Heat pump

            airTerminalUnit

Equipment in air distribution systems which terminate at the space

                cav

Constant air volume terminal unit

                vav

Variable air volume terminal unit

        blowdown-water-output

Entity outputs blowdown water to other entities

        chilled-water-output

Entity outputs chilled water to other entities

            chilled-water-plant

Plant used to generate chilled water for cooling

        condensate-output

Entity outputs condensate to other entities

        condenser-water-output

Entity outputs condenser water to other entities

        domestic-water-output

Entity outputs domestic water to other entities

        elec-output

Entity outputs electricity to other entities

            battery

Equipment used to store electric energy

            circuit

Electrical circuit and its associated components such as breakers

            elec-meter

Electricity meter

                ac-elec-meter

AC Electricity meter

                dc-elec-meter

DC Electricity meter

            elec-panel

Physical housing for electrical circuits, fuses, and breakers

        fuelOil-output

Entity outputs fuel oil to other entities

        gasoline-output

Entity outputs gasoline to other entities

        hot-water-output

Entity outputs hot water to other entities

            hot-water-boiler

Boiler which outputs hot water

            hot-water-plant

Plant used to generate hot water for heating

        makeup-water-output

Entity outputs makeup water to other entities

        naturalGas-output

Entity outputs natural gas to other entities

        refrig-output

Entity outputs refrigerant to other entities

        steam-output

Entity outputs steam to other entities

            steam-boiler

Boiler which outputs steam

            steam-plant

Plant used to generate steam for heating

    parallel

Circuit with multiple paths of flow

    perimeterHeat

Auxiliary heating points associated with a vav

    phenomenon

Aspect of scientific interest with measurable quantities

        elec

Associated with electricity, electric charge

            ac-elec

Alternating current electricity

            dc-elec

Direct current electricity

        light

Electromagnetic radiation in the visible spectrum

        solar

Relating to energy from the sun

        substance

Matter in one the three states solid, liquid, or gas

            biomass

Plant or animal material used as fuel to produce electricity or heat

            fluid

Liquid or gas

                gas

Substance with neither definite volume nor shape

                    air

The mixture of gases which surrounds the earth

                    ch2o

Formaldehyde (CH₂O)

                    ch4

Methane (CH₄)

                    co

Carbon monoxide (CO)

                    co2

Carbon dioxide (CO₂)

                    hfc

Hydrofluorocarbons

                    n2o

Nitrous oxide (N₂O)

                    naturalGas

Fossil fuel energy source consisting largely of methane and other hydrocarbons

                    nf3

Nitrogen trifluoride (NF₃)

                    nh3

Ammonia (NH₃)

                    no2

Nitrogen dioxide (NO₂)

                    o2

Oxygen (O₂) - the common dioxygen allotrope in the air

                    o3

Ozone (O₃)

                    pfc

Perfluorocarbons

                    propane

By-product of natural gas processing and petroleum refining (C₃H₈)

                    sf6

Sulphur hexafluoride (SF₆)

                    steam

Water in its gas form

                    tvoc

Total volatile organic compound (TVOC)

                liquid

Substance with definite volume but takes the shape of its container

                    condensate

Liquid phase produced by the condensation of steam or other gas

                    diesel

Liquid fuel specifically designed for use in diesel engines

                    fuelOil

Petroleum based oil burned for energy

                    gasoline

Petroleum derived liquid used as a fuel source

                    water

Water in its liquid form

                        blowdown-water

Water expelled from a system to remove mineral build up

                        chilled-water

Water cooled for use in HVAC and industrial processes

                        cold-water

Water supplied to cold taps

                        condenser-water

Water used used to remove heat through condensation

                        cool-water

Relatively cool water without active chilling

                        domestic-water

Tap water for drinking, washing, cooking, and flushing of toilets

                        ground-water

Water present under the ground or from a well

                        hot-water

Hot water used for HVAC heating or supplied to hot taps

                        makeup-water

Water used used to makeup water loss through leaks, evaporation, or blowdown

                        purge-water

Water expelled from a system to remove contaminants

                        warm-water

Relatively warm water without active heating

                refrig

Fluid used in refrigeration and heat exchange

            solid

Substance with definite shape and volume

                coal

Combustible sedimentary rock

                ice

Water in its solid form

                pm01

Particulate matter 0.1

                pm10

Particulate matter 10

                pm25

Particulate matter 2.5

        weather

Associated with atmospheric air or phenomenon

        wind

Flow of air on surface of the Earth

    pipeSectionType

Equipment section of piping

        bypass

Pipe used to bypass an equipment

        circ

Pipe used to circulate fluid through an equipment or system

        entering

Pipe conveys fluid into an equipment

        header

Pipe used as central connection or manifold for other piping runs

        leaving

Pipe conveys fluid out of an equipment

    plantLoopType

Plant piping loop

        primaryLoop

Pipework which circulates closest to the energy source

        secondaryLoop

Pipework which circulates closest to the building or end use

        tertiaryLoop

Pipework which circulates within the building

    pointFunctionType

Classifies the point as a sensor, command, or setpoint

        cmd

Point is a command, actuator, AO/BO

        sensor

Point is a sensor, input, AI/BI

        sp

Point is a setpoint, soft point, internal control variable, schedule

    process

Industrial or HVAC process

        coolingProcessType

Processed used to cool a substance

            airCooling

Cooling by dissipating heat into the surrounding air

            chilledWaterCooling

Cooling using transfer of heat to chilled water

            condenserCooling

Removal of heat through the process of water condensation

            dxCooling

Cooling using direct expansion of a refrigerant vapor

            waterCooling

Cooling using transfer of heat to water which is not explicitly chilled

        heatingProcessType

Processed used to heat a substance

            biomassHeating

Heating by the combustion of biomass

            coalHeating

Heating by the combustion of coal

            dxHeating

Heating using direct expansion of a refrigerant vapor

            elecHeating

Heating by the conversion of electrical energy

            fuelOilHeating

Heating by the combustion of fuel oil

            hotWaterHeating

Heating using energy of hot water

            naturalGasHeating

Heating by the combustion of natural gas

            propaneHeating

Heating by the combustion of propane

            steamHeating

Heating using energy of steam

    protocol

Communication protocol used for devices on a network

        bacnet

ASHRAE building automation and control protocol

        bluetooth

Short range wireless communication protocol

        coap

Constrained Application Protocol

        dali

Digital Addressable Lighting Interface protocol for lighting

        ftp

File Transfer Protocol

        haystack

Haystack HTTP protocol for exchanging tagged data

        http

Hypertext Transfer Protocol which is foundation of the web

        imap

Internet Message Access Protocol for retrieving email

        knx

KNX protocol commonly used for lighting systems

        modbus

Register based communication protocol used with industrial devices

        mqtt

Message Queuing Telemetry Transport publish/subscribe protocol

        obix

XML based Open Building Information eXchange protocol

        pop3

Post Office Protocol version 3 for retrieving email

        smtp

Simple Mail Transfer Protocol for sending email

        snmp

Simple Network Management Protocol for managing IP devices

        sox

Sedona Framework UDP based communication protocol

        zigbee

Low power wireless communication protocol for home automation

        zwave

Low power wireless communication protocol for home automation

    pump

Pump equipment or control point

    purge

Associated with a cleaning process to remove contaminants

    quality

Quantity measured against standard metric

    quantity

Measurable property of a substance or phenomenon

        air-velocity

Rate of air movement as distance over time

        apparent-energy

Integral of apparent-power over time

        apparent-power

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

        cloudage

Percentage of sky obscured by clouds

        concentration

Abundance of substance in the total volume of a mixture

            airQuality

Concentration of contaminants in the air

                ch2o-concentration

Concentration of formaldehyde (CH₂O) in the air

                co-concentration

Concentration of carbon monoxide (CO) in the air

                co2-concentration

Concentration of carbon dioxide (CO₂) in the air

                nh3-concentration

Concentration of ammonia (NH₃) in the air

                no2-concentration

Concentration of nitrogen dioxide (NO₂) in the air

                o3-concentration

Concentration of ozone (O₃) in the air

                pm01-concentration

Concentration of particulate matter 0.1 in the air

                pm10-concentration

Concentration of particulate matter 10 in the air

                pm25-concentration

Concentration of particulate matter 2.5 in the air

                tvoc-concentration

Concentration of total volatile organic compounds (TVOC) in the air

        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

        emission

Amount of a substance discharged into the air

            ch4-emission

Greenhouse gas emission of methane (CH₄) into the air

            co2-emission

Greenhouse gas emission of carbon dioxide (CO₂) into the air

            hfc-emission

Greenhouse gas emission of hydrofluorocarbons into the air

            n2o-emission

Greenhouse gas emission of nitrous oxide (N₂O) into the air

            nf3-emission

Greenhouse gas emission of nitrogen trifluoride (NF₃) into the air

            pfc-emission

Greenhouse gas emission of perfluorocarbons into the air

            sf6-emission

Greenhouse gas emission of sulphur hexafluoride (SF₆) into the air

        energy

Measure of ability to do work

            elec-energy

Electrical energy consumed

                active-energy

Integral of active-power over time

        enthalpy

Total heat content of a system

        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

        illuminance

Luminous flux hitting the inside of the sphere at a specific point

        irradiance

Energy received at a surface by area

            solar-irradiance

Energy received on surface of the earth from the sun

        level

Range from 0% to 100%

            light-level

Sensed or controlled dimming level of electrical lighting

        luminance

Energy of light in a given direction

        luminous-flux

Total perceived light in all directions

        luminous-intensity

Perceived light in a particular direction per unit solid angle

        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

                    elec-demand

Active power averaged over a rolling interval

        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-energy

Integral of reactive-power over time

        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

        vfd-freq

VFD frequency measured in "Hz"

        vfd-speed

VFD speed measured in "%"

        visibility

Distance at which light can be clearly discerned

        volt-angle

AC voltage phase angle

        volt-imbalance

AC voltage phase imbalance

        volume

Three dimensional space occupied by a substance

        weatherCond

Enumeration of weather conditions

        wetBulb

Wet bulb air temperature

    reactive

Relating to reactance

    reciprocal

Piston compressor driven by a crankshaft

        chiller-reciprocal

Piston compressor driven by a crankshaft

    reheat

Command point for reheats process

    roof

Envelope covering the top of a building

    rotaryScrew

Rotary screw compression

        chiller-rotaryScrew

Rotary screw compression

    router

Device used to route data packets

    run

Primary on/off point of an equip especially used with a vfd

    series

Circuit with single path of flow

    server

Hardware or software which provides services for other programs or devices

    standby

Readiness mode of a space

    subterranean

Below the surface of the earth

    switch

Device for toggling state or routing data

    thd

Total harmonic distortion

    thermal

Related to energy of heat

    total

Complete or absolute

    transient

Indicates a value tag which should not be persisted

    transitive

This marker is applied to a relationship to indicate it is transitive

    unocc

Unoccupied mode of a space

    valve

Valve equipment or control point

    vavAirCircuitType

How does the VAV pull in air

        vav-parallel

VAV pulls air from outside the primary air flow

        vav-series

VAV pulls air from the primary air flow

    vavModulationType

How does VAV modulate the temp based on duct pressure

        pressureDependent

VAV damper modulates to control space temp

        pressureIndependent

VAV damper or a control valve that modulates to maintain desired flow setpoint

    velocity

Speed in a given direction

    vfd

Variable-frequency drive

    volt

Electrical voltage, potential difference

    warm

Relatively warm in comparison to another substance, without being actively heated

    writable

Supports writing data

    zone

Related to spaces from a system perspective