This specification defines a recommended mapping of resources to Interfaces, Objects of the 3:EnergyMeasurementType should implement. In this version of the specification, not all resources defined in OPC 34100 are considered, but only a part of it.
Table 1 – Recommended Interfaces for different resources
Resource |
Interfaces |
Electricity |
Various Interfaces as defined in OPC 34100 |
Compressed Air |
INonElectricalEnergyType IMassFlowType IVolumeFlowType |
Cooling Lubricant |
INonElectricalEnergyType IVolumeFlowType |
Natural Gas |
IMassFlowType IVolumeFlowType |
Steam, Saturated |
IMassFlowType IVolumeFlowType |
Steam, Superheated |
IMassFlowType IVolumeFlowType |
Chilled Water |
IVolumeFlowType |
Hot Water |
IVolumeFlowType |
Hot Hot Water |
IVolumeFlowType |
Crude Oil |
IMassFlowType IVolumeFlowType |
Fuel Oil #2 |
IMassFlowType IVolumeFlowType |
Fuel Oil #5 |
IMassFlowType IVolumeFlowType |
Fuel Oil #6 |
IMassFlowType IVolumeFlowType |
Diesel Oil |
IMassFlowType IVolumeFlowType |
Gasoline |
IMassFlowType IVolumeFlowType |
Propane |
IMassFlowType IVolumeFlowType |
Biogas |
IMassFlowType IVolumeFlowType |
Note: As some Interfaces only define optional Variables, it is in the responsibility of the implementer of the Interface to provide enough information to allow the calculation of energy data.