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UnifiedAutomation.UaServer.AlarmConditionModel Class Reference

Inherits UnifiedAutomation.UaServer.AcknowledgeableConditionModel.

Inherited by UnifiedAutomation.UaServer.DiscreteAlarmModel, and UnifiedAutomation.UaServer.LimitAlarmModel.

Public Member Functions

StatusCode OneShotShelve (RequestContext context)
 Shelves an alarm. More...
 
StatusCode TimedShelve (RequestContext context, double shelvingTime)
 Shelves an alarm for the specified time. More...
 
StatusCode Unshelve (RequestContext context)
 Unshelves an alarm. More...
 
virtual StatusCode Suppress (RequestContext context, bool suppress)
 Suppresses an alarm. More...
 
virtual StatusCode Activate (RequestContext context, bool active)
 Activates an alarm More...
 
override void UpdateEnabledEffectiveDisplayName ()
 Updates the effect display name for the enabled state. More...
 
virtual void UpdateActiveEffectiveDisplayName ()
 Updates the effective display name for the active state. More...
 
 AlarmConditionModel ()
 Initializes a new instance of the AlarmConditionModel class. More...
 
 AlarmConditionModel (AlarmConditionModel template)
 Initializes a new instance of the AlarmConditionModel class. More...
 
override void UpdateEvent (GenericEvent e)
 Updates the event. More...
 
- Public Member Functions inherited from UnifiedAutomation.UaServer.AcknowledgeableConditionModel
virtual StatusCode Acknowledge (RequestContext context, byte[] eventId, LocalizedText comment)
 Acknowledges an alarm. More...
 
virtual StatusCode Confirm (RequestContext context, byte[] eventId, LocalizedText comment)
 Confirms an alarm. More...
 
virtual void ResetAcked (RequestContext context)
 Sets the state to unacknownledged and unconfirmed. More...
 
 AcknowledgeableConditionModel ()
 Initializes a new instance of the AcknowledgeableConditionModel class. More...
 
 AcknowledgeableConditionModel (AcknowledgeableConditionModel template)
 Initializes a new instance of the AcknowledgeableConditionModel class. More...
 
override CallMethodEventHandler GetMethodDispatcher (RequestContext context, NodeId objectId, NodeId methodId)
 Gets the method dispatcher. More...
 
override StatusCode DispatchMethod (RequestContext context, MethodHandle methodHandle, IList< Variant > inputArguments, List< StatusCode > inputArgumentResults, List< Variant > outputArguments)
 Dispatches the method. More...
 
- Public Member Functions inherited from UnifiedAutomation.UaServer.ConditionModel
virtual StatusCode Enable (RequestContext context)
 Enables the condition. More...
 
virtual StatusCode Disable (RequestContext context)
 Disables the condition. More...
 
virtual StatusCode AddComment (RequestContext context, byte[] eventId, LocalizedText comment)
 Adds a comment to the condition. More...
 
 ConditionModel ()
 Initializes a new instance of the ConditionModel class. More...
 
 ConditionModel (ConditionModel template)
 Initializes a new instance of the ConditionModel class. More...
 
- Public Member Functions inherited from UnifiedAutomation.UaServer.BaseEventModel
 BaseEventModel ()
 Initializes a new instance of the BaseEventModel class. More...
 
 BaseEventModel (BaseEventModel template)
 Initializes a new instance of the BaseEventModel class. More...
 
void NewId ()
 Assigns a new event id, time and receive time to the event. More...
 
virtual GenericEvent CreateEvent (FilterManager manager)
 Creates the event. More...
 
- Public Member Functions inherited from UnifiedAutomation.UaServer.ModelControllerBase
virtual ModelHandle GetModelHandle (StringTable namespaceUris, object instance)
 Gets the metadata handle. More...
 
virtual DataValue GetValue (IMapperContext context, ModelMapping mapping)
 Gets the value associated with the mapping. More...
 
virtual bool SetValue (IMapperContext context, ModelMapping mapping, DataValue value)
 Sets the value associated with the mapping. More...
 

Properties

TwoStateVariableModel ActiveState [get, set]
 Gets or sets the ActiveState More...
 
new TwoStateVariableModel EnabledState [get, set]
 Gets or sets the EnabledState More...
 
NodeId InputNode [get, set]
 Gets or sets the InputNode More...
 
double MaxTimeShelved [get, set]
 Gets or sets the MaxTimeShelved More...
 
ShelvedStateMachineModel ShelvingState [get, set]
 Gets or sets the ShelvingState More...
 
bool SuppressedOrShelved [get, set]
 Gets or sets the SuppressedOrShelved More...
 
TwoStateVariableModel SuppressedState [get, set]
 Gets or sets the SuppressedState More...
 
- Properties inherited from UnifiedAutomation.UaServer.AcknowledgeableConditionModel
TwoStateVariableModel AckedState [get, set]
 Gets or sets the AckedState More...
 
TwoStateVariableModel ConfirmedState [get, set]
 Gets or sets the ConfirmedState More...
 
new TwoStateVariableModel EnabledState [get, set]
 Gets or sets the EnabledState More...
 
- Properties inherited from UnifiedAutomation.UaServer.ConditionModel
NodeId BranchId [get, set]
 Gets or sets the BranchId More...
 
string ClientUserId [get, set]
 Gets or sets the ClientUserId More...
 
ConditionVariableModel
< LocalizedText
Comment [get, set]
 Gets or sets the Comment More...
 
NodeId ConditionClassId [get, set]
 Gets or sets the ConditionClassId More...
 
LocalizedText ConditionClassName [get, set]
 Gets or sets the ConditionClassName More...
 
string ConditionName [get, set]
 Gets or sets the ConditionName More...
 
TwoStateVariableModel EnabledState [get, set]
 Gets or sets the EnabledState More...
 
ConditionVariableModel< ushort > LastSeverity [get, set]
 Gets or sets the LastSeverity More...
 
ConditionVariableModel
< StatusCode
Quality [get, set]
 Gets or sets the Quality More...
 
bool Retain [get, set]
 Gets or sets the Retain More...
 
IConditionMethods ConditionMethods [get, set]
 Gets or sets the Condition methods. More...
 
- Properties inherited from UnifiedAutomation.UaServer.BaseEventModel
NodeId NodeId [get, set]
 Gets or sets the event id. More...
 
byte[] EventId [get, set]
 Gets or sets the event id. More...
 
NodeId EventType [get, set]
 Gets or sets the type of the event. More...
 
NodeId SourceNode [get, set]
 Gets or sets the source node. More...
 
string SourceName [get, set]
 Gets or sets the name of the source. More...
 
DateTime Time [get, set]
 Gets or sets the time. More...
 
DateTime ReceiveTime [get, set]
 Gets or sets the receive time. More...
 
TimeZoneDataType LocalTime [get, set]
 Gets or sets the local time. More...
 
LocalizedText Message [get, set]
 Gets or sets the message. More...
 
ushort Severity [get, set]
 Gets or sets the severity. More...
 
- Properties inherited from UnifiedAutomation.UaServer.ModelControllerBase
ModelHandle ModelHandle [get, set]
 Gets or sets the metadata handle. More...
 
object UserData [get, set]
 Gets or sets the user data. More...
 

Detailed Description

The AlarmConditionType is an abstract type that extends the AcknowledgeableConditionType by introducing an ActiveState, SuppressedState and ShelvingState.

The AlarmConditionType inherits all Properties of the AcknowledgeableConditionType. The following states are sub-states of the TRUE EnabledState.

ActiveState when set to TRUE indicates that the situation the Condition is representing currently exists. When a Condition instance is in the inactive state (ActiveState when set to FALSE) it is representing a situation that has returned to a normal state. See UnifiedAutomation.UaServer.AlarmConditionModel.ActiveState for more details.

The InputNode Property provides the NodeId of the Variable the Value of which is used as primary input in the calculation of the Alarm state. See UnifiedAutomation.UaServer.AlarmConditionModel.InputNode for more details.

SuppressedState is used internally by a Server to automatically suppress Alarms due to system specific reasons. See UnifiedAutomation.UaServer.AlarmConditionModel.SuppressedState for more details.

ShelvingState suggests whether an Alarm shall (temporarily) be prevented from being displayed to the user. It is quite often used to block nuisance Alarms (see also UnifiedAutomation.UaServer.ShelvedStateMachineModel).

The SuppressedState and the ShelvingState together result in the SuppressedOrShelved status of the Condition. See UnifiedAutomation.UaServer.AlarmConditionModel.SuppressedState for more details.

The optional Property MaxTimeShelved is used to set the maximum time that an Alarm Condition may be shelved. See UnifiedAutomation.UaServer.AlarmConditionModel.MaxTimeShelved for more details.

Constructor & Destructor Documentation

UnifiedAutomation.UaServer.AlarmConditionModel.AlarmConditionModel ( )
inline

Initializes a new instance of the AlarmConditionModel class.

UnifiedAutomation.UaServer.AlarmConditionModel.AlarmConditionModel ( AlarmConditionModel  template)
inline

Initializes a new instance of the AlarmConditionModel class.

Parameters
templateThe template.

Member Function Documentation

virtual StatusCode UnifiedAutomation.UaServer.AlarmConditionModel.Activate ( RequestContext  context,
bool  active 
)
inlinevirtual

Activates an alarm

StatusCode UnifiedAutomation.UaServer.AlarmConditionModel.OneShotShelve ( RequestContext  context)
inline

Shelves an alarm.

virtual StatusCode UnifiedAutomation.UaServer.AlarmConditionModel.Suppress ( RequestContext  context,
bool  suppress 
)
inlinevirtual

Suppresses an alarm.

StatusCode UnifiedAutomation.UaServer.AlarmConditionModel.TimedShelve ( RequestContext  context,
double  shelvingTime 
)
inline

Shelves an alarm for the specified time.

StatusCode UnifiedAutomation.UaServer.AlarmConditionModel.Unshelve ( RequestContext  context)
inline

Unshelves an alarm.

virtual void UnifiedAutomation.UaServer.AlarmConditionModel.UpdateActiveEffectiveDisplayName ( )
inlinevirtual

Updates the effective display name for the active state.

Reimplemented in UnifiedAutomation.UaServer.ExclusiveLimitAlarmModel.

override void UnifiedAutomation.UaServer.AlarmConditionModel.UpdateEnabledEffectiveDisplayName ( )
inlinevirtual

Updates the effect display name for the enabled state.

Reimplemented from UnifiedAutomation.UaServer.AcknowledgeableConditionModel.

Reimplemented in UnifiedAutomation.UaServer.ExclusiveLimitAlarmModel.

Property Documentation

TwoStateVariableModel UnifiedAutomation.UaServer.AlarmConditionModel.ActiveState
getset

Gets or sets the ActiveState

ActiveState when set to TRUE indicates that the situation the Condition is representing currently exists. When a Condition instance is in the inactive state (ActiveState when set to FALSE) it is representing a situation that has returned to a normal state. The transitions of Conditions to the inactive and Active states are triggered by Server specific actions. Sub-Types of the AlarmConditionType will have sub-state models that further define the Active state. Recommended state names for LocaleIds are listed in the following table.

LocaleId FALSE State Name TRUE State Name
en Inactive Active
de Inaktiv Aktiv
fr Inactive Active
new TwoStateVariableModel UnifiedAutomation.UaServer.AlarmConditionModel.EnabledState
getset

Gets or sets the EnabledState

NodeId UnifiedAutomation.UaServer.AlarmConditionModel.InputNode
getset

Gets or sets the InputNode

The InputNode Property provides the NodeId of the Variable the Value of which is used as primary input in the calculation of the Alarm state. If this Variable is not in the AddressSpace, a Null NodeId shall be provided. In some systems, an Alarm may be calculated based on multiple Variables Values, it is up to the system to determine which Variable’s NodeId is used.

double UnifiedAutomation.UaServer.AlarmConditionModel.MaxTimeShelved
getset

Gets or sets the MaxTimeShelved

The optional Property MaxTimeShelved is used to set the maximum time that an Alarm Condition may be shelved. The value is expressed as duration. Systems can use this Property to prevent permanent Shelving of an Alarm. If this Property is present it will be an upper limit on the duration passed into a TimedShelve Method call. If a value that exceeds the value of this property is passed to the TimedShelve Method, then a Bad_ShelvingTimeOutOfRange error code is returned on the call. If this Property is present it will also be enforced for the OneShotShelved state, in that a Alarm Condition will transition to the Unshelved state from the OneShotShelved state if the duration specified in this Property expires following a OneShotShelve operation without a change of any of the other items associated with the Condition.

UnifiedAutomation.UaServer.ShelvedStateMachineModel UnifiedAutomation.UaServer.IShelvedStateMachineMethods.TimedShelve UnifiedAutomation.UaServer.IShelvedStateMachineMethods.OneShotShelve

ShelvedStateMachineModel UnifiedAutomation.UaServer.AlarmConditionModel.ShelvingState
getset

Gets or sets the ShelvingState

ShelvingState suggests whether an Alarm shall (temporarily) be prevented from being displayed to the user. It is quite often used to block nuisance Alarms.

UnifiedAutomation.UaServer.ShelvedStateMachineModel

bool UnifiedAutomation.UaServer.AlarmConditionModel.SuppressedOrShelved
getset

Gets or sets the SuppressedOrShelved

The SuppressedState and the ShelvingState together result in the SuppressedOrShelved status of the Condition. When an Alarm is in one of the states, the SuppressedOrShelved property will be set TRUE and this Alarm is then typically not displayed by the Client. State transitions associated with the Alarm do occur, but they are not typically displayed by the Clients as long as the Alarm remains in either the Suppressed or Shelved state.

UnifiedAutomation.UaServer.ShelvedStateMachineModel

TwoStateVariableModel UnifiedAutomation.UaServer.AlarmConditionModel.SuppressedState
getset

Gets or sets the SuppressedState

SuppressState is used internally by a Server to automatically suppress Alarms due to system specific reasons. For example a system may be configured to suppress Alarms that are associated with machinery that is shut down, such as a low level Alarm for a tank that is currently not in use. Recommended state names for LocaleIds are listed in the following table.

LocaleId FALSE State Name TRUE State Name
en Unsuppressed Suppressed
de Nicht unterdrückt Unterdrückt
fr Présent Supprimé

The documentation for this class was generated from the following files: