Reference

OpcLimitAlarmNode Class

Namespace

Opc.UaFx

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcLimitAlarmNode Members

Defines an alarm condition node with multiple limits.

Syntax

[OpcEventType(typeof(OpcLimitAlarm))]
public class OpcLimitAlarmNode : OpcAlarmConditionNode

<OpcEventType(GetType(OpcLimitAlarm))>
Public Class OpcLimitAlarmNode
    Inherits OpcAlarmConditionNode

Inheritance

Object → OpcNode → OpcInstanceNode → OpcObjectNode → OpcEventNode → OpcConditionNode → OpcAcknowledgeableConditionNode → OpcAlarmConditionNode → OpcLimitAlarmNode

Implements

• IOpcNode
• IOpcNodeInfo

Derived types

• OpcExclusiveLimitAlarmNode
• OpcNonExclusiveLimitAlarmNode

Constructors

Name	Description
OpcLimitAlarmNode18 overloads	Initializes a new instance of the OpcLimitAlarmNode class accessible by the name specified.

Properties

Name	Description
DefaultTypeDefinitionIdprotected · override	Gets the default identifier which identifies the node that defines the underlying node type from that this OpcInstanceNode has been created.
HighHighLimit	Gets or sets a value which indicates the high high limit of a value to test for the alarm condition.
HighHighLimitNode	Gets the OpcPropertyNode<T> of the HighHighLimit property.
HighLimit	Gets or sets a value which indicates the high limit of a value to test for the alarm condition.
HighLimitNode	Gets the OpcPropertyNode<T> of the HighLimit property.
LowLimit	Gets or sets a value which indicates the low limit of a value to test for the alarm condition.
LowLimitNode	Gets the OpcPropertyNode<T> of the LowLimit property.
LowLowLimit	Gets or sets a value which indicates the low low limit of a value to test for the alarm condition.
LowLowLimitNode	Gets the OpcPropertyNode<T> of the LowLowLimit property.
SupportedLimits	Gets a combination of the values defined by the OpcLimitAlarmStates enumeration which defines the different limit states the OpcLimitAlarmNode supports.

Methods

Name	Description
CreateBranchCoreprotected · override	Creates a new instance of the OpcLimitAlarmNode using the same Id and Name as this node.
InitializeDefaultsprotected · override	Initializes the default values used by the OpcLimitAlarmNode.

Inherits members from OpcAlarmConditionNode, OpcAcknowledgeableConditionNode, OpcConditionNode, OpcEventNode, OpcObjectNode, OpcInstanceNode, OpcNode.

Extension methods

Name	Description
OpcAcknowledgeableConditionNodeExtension.Acknowledge	Acknowledges an event notification which can be identified by the EventId of the conditionNode specified there the IsAckedNode is equals to its false state using the further specified client.
OpcAcknowledgeableConditionNodeExtension.Confirm	Confirms an event notification which can be identified by the EventId of the conditionNode specified there the IsConfirmedNode is equals to its false state using the further specified client.
OpcConditionNodeExtension.AddComment	Applies a comment to the state reported by an event notification which can be identified by the EventId of the conditionNode specified using the further specified client.
OpcConditionNodeExtension.ChangeComment	Changes the condition 'Comment' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeIsAcked	Changes the condition 'Acked' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeIsActive	Changes the condition 'Active' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeIsConfirmed	Changes the condition 'Confirmed' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeIsEnabled	Changes the condition 'Enabled' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeIsSuppressed	Changes the condition 'Suppressed' state of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeSeverity	Changes the condition 'Severity' of the conditionNode specified using the further specified context without raising change events.
OpcConditionNodeExtension.ChangeShelving	Changes the condition 'Shelving' of the conditionNode specified using the further specified context.
OpcConditionNodeExtension.Disable	Changes the condition state to 'Disabled' of the conditionNode specified using the further specified client.
OpcConditionNodeExtension.Enable	Changes the condition state to 'Enabled' of the conditionNode specified using the further specified client.

Applies to

Package	Versions
Opc.UaFx.Advanced	v2.5–v2.59