dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-8
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dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-8 [2022/01/14 14:33] nick created |
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| - | ====== IEC 62541-8 OPC Unified Architecture - Part 8: Data AccessOPC Unified Architecture - Part 8: Data Access ====== | + | ====== IEC 62541-008 OPC Unified Architecture - Part 8: Data Access ====== |
| [[dido:public:ra:xapend:xapend.b_stds:tech:iec:start| return to the IEC Standards ]] | [[dido:public:ra:xapend:xapend.b_stds:tech:iec:start| return to the IEC Standards ]] | ||
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| IEC 62541-8:2020 is part of the overall OPC Unified Architecture (OPC UA) standard series and defines the information model associated with Data Access (DA). It particularly includes additional VariableTypes and complementary descriptions of the NodeClasses and Attributes needed for Data Access, additional Properties, and other information and behaviour. | IEC 62541-8:2020 is part of the overall OPC Unified Architecture (OPC UA) standard series and defines the information model associated with Data Access (DA). It particularly includes additional VariableTypes and complementary descriptions of the NodeClasses and Attributes needed for Data Access, additional Properties, and other information and behaviour. | ||
| - | The complete address space model, including all NodeClasses and Attributes is specified in IEC 62541-3. The services to detect and access data are specified in IEC 62541-4. | + | The complete address space model, including all NodeClasses and Attributes is specified in [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-3]]. The services to detect and access data are specified in [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-4]]. |
| This third edition cancels and replaces the second edition published in 2015. This edition constitutes a technical revision. | This third edition cancels and replaces the second edition published in 2015. This edition constitutes a technical revision. | ||
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| : a) added new **''VariableTypes''** for **''AnalogItems''**; | : a) added new **''VariableTypes''** for **''AnalogItems''**; | ||
| : b) added an Annex that specifies a recommended mapping of OPC UA **''Dataccess''** to OPC COM **''DataAccess''**; | : b) added an Annex that specifies a recommended mapping of OPC UA **''Dataccess''** to OPC COM **''DataAccess''**; | ||
| - | : c) changed the ambiguous description of **''"Bad_NotConnected"//**; | + | : c) changed the ambiguous description of **''"Bad_NotConnected"''**; |
| - | : d) updated description for **''EUInformation''** to refer to latest revision of UNCEFACT units. | + | : d) updated description for **''EUInformation''** to refer to latest revision of **''UNCEFACT''** units. |
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| + | See also: | ||
| + | |||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-1]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-2]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-3]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-4]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-5]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-6]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-7]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-9]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-10]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-11]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-12]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-13]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-14]] | ||
| + | * [[dido:public:ra:xapend:xapend.b_stds:tech:iec:62541-100]] | ||
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dido/public/ra/xapend/xapend.b_stds/tech/iec/62541-8.1642188810.txt.gz · Last modified: 2022/01/14 14:33 by nick
