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| cls                              | attribute                                            | rdl                                                                               | classification_type                                  | description                                                                                                                    | is_proteus_generic_attribute |
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| "Chamber"                        | "ChamberFunctionSpecialization"                      | <http://sandbox.dexpi.org/rdl/ChamberFunctionSpecialization>                      | "ChamberFunctionClassification"                      | "A specialization indicating the function of the <owner>."                                                                     | true                         |
| "CheckValve"                     | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "ControlledActuator"             | "FailActionSpecialization"                           | <http://sandbox.dexpi.org/rdl/FailActionSpecialization>                           | "FailActionClassification"                           | "The fail action of the <owner>."                                                                                              | true                         |
| "FlameArrestor"                  | "DetonationProofArtefactSpecialization"              | <http://sandbox.dexpi.org/rdl/DetonationProofArtefactSpecialization>              | "DetonationProofArtefactClassification"              | "A specialization indicating if the <owner> is detonation-proof."                                                              | true                         |
| "FlameArrestor"                  | "ExplosionProofArtefactSpecialization"               | <http://sandbox.dexpi.org/rdl/ExplosionProofArtefactSpecialization>               | "ExplosionProofArtefactClassification"               | "A specialization indicating if the <owner> is explosion-proof."                                                               | true                         |
| "FlameArrestor"                  | "FireResistantArtefactSpecialization"                | <http://sandbox.dexpi.org/rdl/FireResistantArtefactSpecialization>                | "FireResistantArtefactClassification"                | "A specialization indicating if the <owner> is fire-resistant."                                                                | true                         |
| "InlinePrimaryElement"           | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "MetaData"                       | "ConfidentialitySpecialization"                      | <http://sandbox.dexpi.org/rdl/ConfidentialitySpecialization>                      | "ConfidentialityClassification"                      | "The confidentiality of the drawing."                                                                                          | true                         |
| "Nozzle"                         | "NominalPressureStandardSpecialization"              | <http://sandbox.dexpi.org/rdl/NominalPressureStandardSpecialization>              | "NominalPressureStandardClassification"              | "The nominal pressure of the <owner>, given as a reference to a nominal pressure standard and value."                          | true                         |
| "OfflinePrimaryElement"          | "ConnectionNominalDiameterStandardSpecialization"    | <http://sandbox.dexpi.org/rdl/ConnectionNominalDiameterStandardSpecialization>    | "NominalDiameterStandardClassification"              | "The nominal diameter of the device connection of the <owner>, given as a reference to a nominal diameter standard and value." | true                         |
| "OfflinePrimaryElement"          | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "OfflinePrimaryElement"          | "LocationNominalDiameterStandardSpecialization"      | <http://sandbox.dexpi.org/rdl/LocationNominalDiameterStandardSpecialization>      | "NominalDiameterStandardClassification"              | "The nominal diameter of the location of the <owner>, given as a reference to a nominal diameter standard and value."          | true                         |
| "PipeFitting"                    | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "PipingComponent"                | "OnHoldSpecialization"                               | <http://sandbox.dexpi.org/rdl/OnHoldSpecialization>                               | "OnHoldClassification"                               | "A specialization indicating if the <owner> is on hold or not."                                                                | true                         |
| "PipingComponent"                | "PipingClassArtefactSpecialization"                  | <http://sandbox.dexpi.org/rdl/PipingClassArtefactSpecialization>                  | "PipingClassArtefactClassification"                  | "A specialization indicating if the <owner> is an artefact that is     described by a piping class."                           | true                         |
| "PipingNetworkSegment"           | "FlowDirectionSpecialization"                        | <http://sandbox.dexpi.org/rdl/FlowDirectionSpecialization>                        | "PipingNetworkSegmentFlowClassification"             | "A specialization indicating if the <owner> enables dual flow or not."                                                         | false                        |
| "PipingNetworkSegment"           | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "PipingNetworkSegment"           | "JacketedPipeSpecialization"                         | <http://sandbox.dexpi.org/rdl/JacketedPipeSpecialization>                         | "JacketedPipeClassification"                         | "A specialization indicating whether the <owner> is jacketed."                                                                 | true                         |
| "PipingNetworkSegment"           | "NominalDiameterStandardSpecialization"              | <http://sandbox.dexpi.org/rdl/NominalDiameterStandardSpecialization>              | "NominalDiameterStandardClassification"              | "The nominal diameter of the <owner>, given as a reference to a nominal diameter standard and value."                          | true                         |
| "PipingNetworkSegment"           | "OnHoldSpecialization"                               | <http://sandbox.dexpi.org/rdl/OnHoldSpecialization>                               | "OnHoldClassification"                               | "A specialization indicating if the <owner> is on hold or not."                                                                | true                         |
| "PipingNetworkSegment"           | "PrimarySecondaryPipingNetworkSegmentSpecialization" | <http://sandbox.dexpi.org/rdl/PrimarySecondaryPipingNetworkSegmentSpecialization> | "PrimarySecondaryPipingNetworkSegmentClassification" | "A specialization indicating whether the <owner> is a primary or secondary <owner>."                                           | true                         |
| "PipingNetworkSegment"           | "SiphonSpecialization"                               | <http://sandbox.dexpi.org/rdl/SiphonSpecialization>                               | "SiphonClassification"                               | "A specialization indicating if the <owner> is a siphon or not."                                                               | true                         |
| "PipingNetworkSegment"           | "SlopeSpecialization"                                | <http://sandbox.dexpi.org/rdl/SlopeSpecialization>                                | "PipingNetworkSegmentSlopeClassification"            | "A specialization indicating if the <owner> is sloped or not."                                                                 | true                         |
| "PipingNetworkSystem"            | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "PipingNetworkSystem"            | "JacketedPipeSpecialization"                         | <http://sandbox.dexpi.org/rdl/JacketedPipeSpecialization>                         | "JacketedPipeClassification"                         | "A specialization indicating whether the <owner> is jacketed."                                                                 | true                         |
| "PipingNetworkSystem"            | "NominalDiameterStandardSpecialization"              | <http://sandbox.dexpi.org/rdl/NominalDiameterStandardSpecialization>              | "NominalDiameterStandardClassification"              | "The nominal diameter of the <owner>, given as a reference to a nominal diameter standard and value."                          | true                         |
| "PipingNetworkSystem"            | "OnHoldSpecialization"                               | <http://sandbox.dexpi.org/rdl/OnHoldSpecialization>                               | "OnHoldClassification"                               | "A specialization indicating if the <owner> is on hold or not."                                                                | true                         |
| "PipingNode"                     | "NodeFlowSpecialization"                             | <http://sandbox.dexpi.org/rdl/NodeFlowSpecialization>                             | "NodeFlowClassification"                             | "A classification of the flow direction in the <owner> with respect to its \\labeledref[class:]{PipingNodeOwner}."             | false                        |
| "PipingNode"                     | "NominalDiameterStandardSpecialization"              | <http://sandbox.dexpi.org/rdl/NominalDiameterStandardSpecialization>              | "NominalDiameterStandardClassification"              | "The nominal diameter of the <owner>, given as a reference to a nominal diameter standard and value."                          | true                         |
| "ProcessInstrumentationFunction" | "GmpRelevanceSpecialization"                         | <http://sandbox.dexpi.org/rdl/GmpRelevanceSpecialization>                         | "GmpRelevanceClassification"                         | "A classification indicating if the <owner> is relevant for GMP (good manufacturing practise)."                                | true                         |
| "ProcessInstrumentationFunction" | "GuaranteedSupplyFunctionSpecialization"             | <http://sandbox.dexpi.org/rdl/GuaranteedSupplyFunctionSpecialization>             | "GuaranteedSupplyFunctionClassification"             | "A classification indicating if the <owner> is a guaranteed supply function."                                                  | true                         |
| "ProcessInstrumentationFunction" | "LocationSpecialization"                             | <http://sandbox.dexpi.org/rdl/LocationSpecialization>                             | "LocationClassification"                             | "A specialization indicating the location of the <owner>."                                                                     | true                         |
| "ProcessInstrumentationFunction" | "QualityRelevanceSpecialization"                     | <http://sandbox.dexpi.org/rdl/QualityRelevanceSpecialization>                     | "QualityRelevanceClassification"                     | "A classification indicating if the <owner> is quality relevant."                                                              | true                         |
| "PropertyBreak"                  | "CompositionBreakSpecialization"                     | <http://sandbox.dexpi.org/rdl/CompositionBreakSpecialization>                     | "CompositionBreakClassification"                     | "A specialization indicating if the <owner> is a composition break or not."                                                    | true                         |
| "PropertyBreak"                  | "InsulationBreakSpecialization"                      | <http://sandbox.dexpi.org/rdl/InsulationBreakSpecialization>                      | "InsulationBreakClassification"                      | "A specialization indicating if the <owner> is an insulation break or not."                                                    | true                         |
| "PropertyBreak"                  | "NominalDiameterBreakSpecialization"                 | <http://sandbox.dexpi.org/rdl/NominalDiameterBreakSpecialization>                 | "NominalDiameterBreakClassification"                 | "A specialization indicating if the <owner> is a nominal diameter break or not."                                               | true                         |
| "PropertyBreak"                  | "PipingClassBreakSpecialization"                     | <http://sandbox.dexpi.org/rdl/PipingClassBreakSpecialization>                     | "PipingClassBreakClassification"                     | "A specialization indicating if the <owner> is a composition break or not."                                                    | true                         |
| "ShutOffValve"                   | "HeatTracingTypeSpecialization"                      | <http://sandbox.dexpi.org/rdl/HeatTracingTypeSpecialization>                      | "HeatTracingTypeClassification"                      | "A specialization indicating the heat tracing type related to the <owner>."                                                    | true                         |
| "ShutOffValve"                   | "NumberOfPortsSpecialization"                        | <http://sandbox.dexpi.org/rdl/NumberOfPortsSpecialization>                        | "NumberOfPortsClassification"                        | "A specialization indicating the number of ports of the <owner>."                                                              | true                         |
| "ShutOffValve"                   | "OperationSpecialization"                            | <http://sandbox.dexpi.org/rdl/OperationSpecialization>                            | "OperationClassification"                            | "A specialization indicating the operation of the <owner>."                                                                    | true                         |
| "SignalConveyingFunction"        | "PortStatusSpecialization"                           | <http://sandbox.dexpi.org/rdl/PortStatusSpecialization>                           | "PortStatusClassification"                           | "A classification indicating the port status of the <owner>."                                                                  | true                         |
| "SignalConveyingFunction"        | "SignalConveyingTypeSpecialization"                  | <http://sandbox.dexpi.org/rdl/SignalConveyingTypeSpecialization>                  | "SignalConveyingTypeClassification"                  | "A classification indicating the signal conveying type of the <owner>."                                                        | true                         |
| "TubeBundle"                     | "TubeNominalDiameterStandardSpecialization"          | <http://sandbox.dexpi.org/rdl/TubeNominalDiameterStandardSpecialization>          | "NominalDiameterStandardClassification"              | "The nominal diameter of the tubes, given as a reference to a nominal diameter standard and value."                            | true                         |
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