# OpcTripAlarm Class

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx">Opc.UaFx</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">OpcTripAlarm Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Represents a snapshot of a 'Opc.UaFx.OpcTripAlarmNode'.

## Syntax

<div class="api-signature" data-lang="csharp">

```csharp
public class OpcTripAlarm : OpcOffNormalAlarm
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Class OpcTripAlarm
    Inherits OpcOffNormalAlarm
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [OpcEvent](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcevent/) → [OpcCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccondition/) → [OpcAcknowledgeableCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcacknowledgeablecondition/) → [OpcAlarmCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcalarmcondition/) → [OpcDiscreteAlarm](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdiscretealarm/) → [OpcOffNormalAlarm](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcoffnormalalarm/) → **OpcTripAlarm**

## Constructors

| Name | Description |
|---|---|
| [OpcTripAlarm](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opctripalarm/members#opctripalarm)<span class="api-meta">since v2.8</span> | Initializes a new instance of the OpcTripAlarm class using the `dataStore` specified. |

Inherits members from [OpcOffNormalAlarm](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcoffnormalalarm/members), [OpcAlarmCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcalarmcondition/members), [OpcAcknowledgeableCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcacknowledgeablecondition/members), [OpcCondition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccondition/members), [OpcEvent](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcevent/members).

## Extension methods

| Name | Description |
|---|---|
| [OpcAcknowledgeableConditionExtension.Acknowledge](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcacknowledgeableconditionextension/members#acknowledge) | Acknowledges an event notification which can be identified by the [EventId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcevent/members#eventid) of the `condition` specified there the [IsAcked](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcacknowledgeablecondition/members#isacked) is equals to its false state using the further specified `client`. |
| [OpcAcknowledgeableConditionExtension.Confirm](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcacknowledgeableconditionextension/members#confirm) | Confirms an event notification which can be identified by the [EventId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcevent/members#eventid) of the `condition` specified there the [IsConfirmed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcacknowledgeablecondition/members#isconfirmed) is equals to its false state using the further specified `client`. |
| [OpcConditionExtension.AddComment](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcconditionextension/members#addcomment) | Applies a comment to the state reported by an event notification which can be identified by the [EventId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcevent/members#eventid) of the `condition` specified using the further specified `client`. |
| [OpcConditionExtension.Disable](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcconditionextension/members#disable) | Changes the condition state to 'Disabled' of the `condition` specified using the further specified `client`. |
| [OpcConditionExtension.Enable](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcconditionextension/members#enable) | Changes the condition state to 'Enabled' of the `condition` specified using the further specified `client`. |

## Applies to

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