{
    "$schema": "http://json-schema.org/schema#",
    "$schemaVersion": "0.0.1",
    "modelTags": "SAREF Filter",
    "$id": "https://smart-data-models.github.com/dataModel.SAREF4BLDG/Filter/schema.json",
    "derivedFrom": "https://saref.etsi.org/saref4bldg/v1.1.2/#s4bldg:Filter",
    "title": "Smart data models - Filter schema",
    "type": "object",
    "license": "https://opensource.org/licenses/BSD-3-Clause",
    "description": "A filter is an apparatus used to remove particulate or gaseous matter from fluids and gases.",
    "allOf": [
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons"
        },
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons"
        },
        {
            "properties": {
                "type": {
                    "type": "string",
                    "description": "Property. It must be equal to `Filter`",
                    "enum": [
                        "Filter"
                    ]
                },
                "finalResistance": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Filter fluid resistance when replacement is required (i.e., Pressure drop at the maximum air flowrate across the filter when the filter needs replacement per ASHRAE Standard 52.1). Usually measured in Pascals (Pa, N/m2)"
                },
                "fluidFlowRateMax": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Possible range of fluid flowrate that can be delivered. Usually measured in m3/s"
                },
                "fluidFlowRateMin": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Possible range of fluid flowrate that can be delivered. Usually measured in m3/s"
                },
                "initialResistance": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Initial new filter fluid resistance (i.e., pressure drop at the maximum air flowrate across the filter when the filter is new per ASHRAE Standard 52.1). Usually measured in Pascals (Pa, N/m2)"
                },
                "nominalFilterFaceVelocity": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Filter face velocity. Usually measured in m/s"
                },
                "nominalFlowRate": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Nominal fluid flow rate through the filter. Usually measured in m3/s"
                },
                "nominalMediaSurfaceVelocity": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Average fluid velocity at the media surface. Usually measured in m/s"
                },
                "nominalParticleGeometricMeanDiameter": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Particle geometric mean diameter associated with nominal efficiency. Usually measured in millimeters (mm)"
                },
                "nominalParticleGeometricStandardDeviation": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Particle geometric standard deviation associated with nominal efficiency. "
                },
                "nominalPressureDrop": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Total pressure drop across the filter. Usually measured in Pascals (Pa, N/m2)"
                },
                "operationTemperatureMax": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Allowable operation ambient (air, fluid) temperature range. Usually measured in degrees Kelvin (K)"
                },
                "operationTemperatureMin": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. Allowable operation ambient (air, fluid) temperature range. Usually measured in degrees Kelvin (K)"
                },
                "weight": {
                    "$ref": "https://raw.githubusercontent.com/smart-data-models/dataModel.S4BLDG/master/S4BLDG-schema.json#/definitions/Measurement",
                    "description": "Property. The weight of the device. Usually measured in kilograms (kg) or grams (g)"
                },
                "isContainedInBuildingSpace": {
                    "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/EntityIdentifierType",
                    "description": "Relationship. An entity used to define the physical spaces of the building. A building space contains devices or building objects. (BuildingSpace)"
                },
                "isContainedInPhysicalObject": {
                    "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/EntityIdentifierType",
                    "description": "Relationship. Any Object that has a proper space region.  (Definition extracted from DUL ontology) (PhysicalObject)"
                },
                "isSubSystemOf": {
                    "type": "array",
                    "description": "Relationship. A reference to a system(s) that this Physical Object is part of",
                    "items": {
                        "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/EntityIdentifierType",
                        "description": "Relationship. The class of systems, i.e., systems virtually isolated from the environment, whose behaviour and interactions with the environment are modeled. Systems can be connected to other systems. Connected systems interact in some ways. Systems can also have subsystems. Properties of subsystems somehow contribute to the properties of the supersystem. (System)"
                    }
                },
                "hasManufacturer": {
                    "type": "string",
                    "description": "Property. A relationship identifying the manufacturer of an entity (e.g., device). The value is expected to be a string or a string with language tag"
                },
                "hasModel": {
                    "type": "string",
                    "description": "Property. A relationship identifying the model of an entity (e.g., device). The value is expected to be a string or a string with language tag"
                }
            }
        }
    ],
    "required": [
        "id",
        "type"
    ]
}