Data Point Alarm Tag

Help Contents

Introduction

A tag to represent an abnormal condition associated with a Data Point Tag.

The Data Point Alarm Tag is a building block for:

Configuration Properties

The Data Point Alarm Tag supports the configuration properties of the Common Alarm Tag. No additional configuration properties are defined by the Data Point Alarm Tag.

Data Properties

The Data Point Alarm Tag supports the data properties of the Common Alarm Tag plus these properties:

Property Type Description
ConfigurationState UINT The state of the configuration of the tag:
  1. No error
  2. Invalid source tag
  3. The source tag is an orphan (no active parent)
ConfigurationErrorMessage STRING[64] Any configuration error
SourceTagDisplayValue STRING[32] The display value of the source tag

Tag Commands

The Data Point Alarm Tag supports the tag commands of the Common Alarm Tag plus these tag commands:

Tag Command Version Description
AlarmPropertyOverride 4.0 Overrides a property of the alarm.
AlarmPropertyRestore 4.0 Restores a property of the alarm back to its default value.

Relationships to Other Tag Types

The Data Point Alarm Tag builds on the features of these tag types:

The Data Point Alarm Tag is used as a building block for these tag types:

Further Information

Glossary

For the meaning of terms used in Fernhill SCADA.