SysML numeric value types can be linked to units, where units are modeled with the SysML Unit block. These units are linked to value types that are generalized by SysML’s numeric value types. Units and their symbols are from ISO 80000.

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Figure 28: Units in SysML
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SysPhS-1.1
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About Object Management Group copyright in text extracts quoted from OMG specifications for educational purposes
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INFO
UML keywords
DataType
SysML keywords
ValueType
Unit
ValueType::unit
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Data types in SysML are called value types.
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SysML numeric value types can be linked to units, where units are modeled with the SysML Unit block. These units are linked to value types that are generalized by SysML’s numeric value types. Units and their symbols are from ISO 80000.
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Figure 28 shows how a value type with units is defined in SysML, from the units library in Figure 20 [ERROR], Subclause 11.2.2 [ERROR]. It has a value type Force that specializes the Real value type and has newton as unit. The newton unit has a symbol N.
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Data types in SysML are called value types.
SysML ValueType adds an ability to carry a unit of measure and quantity kind associated with the value.
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Figure 28 shows how a value type with units is defined in SysML, from the units library in Figure 20 [ERROR], Subclause 11.2.2 [ERROR]. It has a value type Force that specializes the Real value type and has newton as unit. The newton unit has a symbol N.
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