enum IfcSensorTypeEnum { kIfcSensorTypeEnum_COSENSOR, kIfcSensorTypeEnum_CO2SENSOR, kIfcSensorTypeEnum_CONDUCTANCESENSOR, kIfcSensorTypeEnum_CONTACTSENSOR, kIfcSensorTypeEnum_FIRESENSOR, kIfcSensorTypeEnum_FLOWSENSOR, kIfcSensorTypeEnum_FROSTSENSOR, kIfcSensorTypeEnum_GASSENSOR, kIfcSensorTypeEnum_HEATSENSOR, kIfcSensorTypeEnum_HUMIDITYSENSOR, kIfcSensorTypeEnum_IDENTIFIERSENSOR, kIfcSensorTypeEnum_IONCONCENTRATIONSENSOR, kIfcSensorTypeEnum_LEVELSENSOR, kIfcSensorTypeEnum_LIGHTSENSOR, kIfcSensorTypeEnum_MOISTURESENSOR, kIfcSensorTypeEnum_MOVEMENTSENSOR, kIfcSensorTypeEnum_PHSENSOR, kIfcSensorTypeEnum_PRESSURESENSOR, kIfcSensorTypeEnum_RADIATIONSENSOR, kIfcSensorTypeEnum_RADIOACTIVITYSENSOR, kIfcSensorTypeEnum_SMOKESENSOR, kIfcSensorTypeEnum_SOUNDSENSOR, kIfcSensorTypeEnum_TEMPERATURESENSOR, kIfcSensorTypeEnum_WINDSENSOR, kIfcSensorTypeEnum_USERDEFINED, kIfcSensorTypeEnum_NOTDEFINED, kIfcSensorTypeEnum_unset };