7.41 InletConnectionDesignType ObjectType Definition
The InletConnectionDesignType extends its supertype by Pump inlet connection specific Variables and is formally defined in Table 90.
| Attribute | Value | ||||
| BrowseName | InletConnectionDesignType | ||||
| IsAbstract | False | ||||
| References | Node Class | BrowseName | DataType | TypeDefinition | Other |
|---|---|---|---|---|---|
| Subtype of the ConnectionDesignType defined in 7.40, i.e. inheriting the InstanceDeclarations of that Node. | |||||
| 0:HasComponent | Variable | CriticalBackingPressure | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | InletAreaOfThePump | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | MaximumAllowableInletPressure | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | MaximumTolerableWaterVaporInletPressure | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | MaximumWorkingPressure | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | MinimumAllowableInletPressure | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | NetPositiveInletPressureRequired | 0:Double | 0:BaseAnalogType | O, RO |
| 0:HasComponent | Variable | WaterVaporCapacity | 0:Double | 0:BaseAnalogType | O, RO |
The InstanceDeclarations of the InletConnectionDesignType have additional Attributes defined in Table 91. The Variables and the associated Descriptions are based on the standards DIN EN ISO 17769-1, DIN 28426-1, ISO 3529-2 and ISO 21360-2.
| BrowsePath | Value Attribute | Description Attribute |
| CriticalBackingPressure | Maximum backing pressure for which the conditions are defined in the instruction manual or in a specific standard for the particular vacuum pump. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| InletAreaOfThePump | Free cross-sectional area of the entry opening in the inlet connection of the pump. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067851 DisplayName: m² Description: square metre | ||
| MaximumAllowableInletPressure | Highest value of inlet pressure at which the pump or component is capable of functioning on the basis of the materials used. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| MaximumTolerableWaterVaporInletPressure | The highest water vapor inlet pressure at which a gas ballast pump, under normal ambient conditions, can pump and exhaust pure water vapor in continuous Operation. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| MaximumWorkingPressure | instantaneous inlet pressure with adequate margin above the minimum liquid vapor pressure expected. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| MinimumAllowableInletPressure | Lowest value of inlet pressure at which the pump or component is capable of functioning on the basis of the materials used. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| NetPositiveInletPressureRequired | Total inlet pressure required to ensure there is enough margin to maintain the minimum. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5259596 DisplayName: Pa Description: pascal | ||
| WaterVaporCapacity | Mass of water which can be conveyed by the pump without condensation per time. | |
NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 4600375 DisplayName: g/h Description: gram per hour |