IEC 62541-3:2015
OPC unified architecture - Part 3: Address Space Model
OVERVIEW
IEC 62541-3:2015 describes the OPC Unified Architecture (OPC UA) AddressSpace and its Objects. It is the OPC UA meta model on which OPC UA information models are based. This second edition cancels and replaces the first edition published in 2010 and constitutes a technical revision. It includes the following changes:
- Added rules for subtyping enumerations;
- Added Property EnumValues;
- Added Property ValueAsText;
- Added EventType SystemStatusChangeEventType;
- Added Properties MaxArrayLength and MaxStringLength;
- Removed the concept of ModelParent;
- Added EventType ProgressEventType;
- Stated that it is allowed to use TAI in all places where UTC time is used;
- Added Property EngineeringUnits;
- Added ModellingRules OptionalPlaceholder and MandatoryPlaceholder.
COMMENTS
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PRODUCT DETAILS
| Status | Revised |
|---|---|
| Edition | 2015 |
| No. of Pages | 258 |
| ICS Classification | 35.100.05 Multilayer applications 25.040.40 Industrial process measurement and control |
| Committee | TC 65/SC 65E |
| Available for Purchase | For sale in Singapore only |
| Adoption | IEC : 0 |