IFC 4.3.2.20240128 (IFC4X3_ADD2) under development

7.2.4.42 Pset_SensorTypeSmokeSensor

7.2.4.42.1 Semantic definition

A device that senses or detects smoke. HISTORY: PressureSensorSensorSetPoint (error in previous release) changed to SetPointConcentration. Range, accuracy and time constant deleted.

7.2.4.42.2 Applicable entities

7.2.4.42.3 Properties

Name Property Type Data Type Description
CoverageArea IfcPropertySingleValue IfcAreaMeasure

The area that is covered by the object.

Floor area (typically measured as a circle whose center is at the location of the sensor).

SetPointConcentration IfcPropertyBoundedValue IfcPositiveRatioMeasure

The concentration to be sensed. Use IfcPropertyBoundedValue.SetPointValue to set the set point value.

HasBuiltInAlarm IfcPropertySingleValue IfcBoolean

Indicates whether the smoke sensor is included as an element within a smoke alarm/sensor unit (TRUE) or not (FALSE).

Table 7.2.4.42.A

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7.2.4.42.4 Changelog

7.2.4.42.4.1 IFC4

  • applicability, IfcSensor/SMOKESENSOR
  • property, SetPointConcentration
  • applicability, IfcSensorType
  • property, AccuracyOfSmokeSensor
  • property, PressureSensorSetPoint
  • property, SmokeSensorRange
  • property, TimeConstant

7.2.4.42.4.2 IFC4.3_DEV_70ee25e8