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7 result(s) for LockingServices

• OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model
  6.5.1 Overview
  Methods are logically related to each other in the application. ControlGroups utilize the LockingServices defined in OPC 10000-100 . The ControlGroupType is illustrated in Figure 26 . Figure 26 - ControlGroupType illustration
• OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model
  6.5.2 ControlGroupType definition
  might exist with different combinations. ListToRestrict and ListToBlock each have their own instances of LockingServices . When a ControlGroup is assigned to a user or application, the Variables or Methods ... with that user or application (that user or application becomes the lock owner). The LockingServices exposed in ListToBlock and ListToRestrict ( InitLock , RenewLock , ExitLock ) can only be called by the lock
• OPC-10000-100 – OPC Unified Architecture - Part 100: Devices
  4.3 TopologyElementType
  VendorNameplate or TagNameplate Interfaces and additional application specific information. TopologyElements can also support LockingServices (defined in 7 ). Clients shall use the LockingServices if they require to make
• OPC-10000-100 – OPC Unified Architecture - Part 100: Devices
  5.3 Network
  Protocol and Communication Profile that this Network is used for. Clients shall use the LockingServices if they possibly make a set of changes (for example, several Write operations and Method
• OPC-10000-100 – OPC Unified Architecture - Part 100: Devices
  7.1 Overview
  often a Client but could also be an internal process) that initiated the lock. LockingServices are typically used to make a set of changes (for example, several Write operations
• OPC-10000-100 – OPC Unified Architecture - Part 100: Devices
  7.2 LockingServices Type
  LockingServices Type The LockingServicesType provides Methods to manage the lock and Properties with status information. This section describes the common semantic. The lock-owner ObjectTypes will often extend these semantics ... when the connection to the Client breaks and the Session times out. The following LockingServices Properties offer lock-status information. Locked when True indicates that this element has been locked
• OPC-10000-100 – OPC Unified Architecture - Part 100: Devices
  7.3 LockingServices Object
  LockingServices Object The support of LockingServices for an Object is declared by aggregating an instance of the LockingServicesType as illustrated in Figure 32 . Figure 32 - LockingServices This Object is used ... container for the LockingServices Methods and Properties and should have the BrowseName Lock . It shall be referenced using HasComponent or HasAddIn from the lock-owner Object (for example, a Device