AlarmType TOC Next Specification

Identifier for the alarm type to show the association between high- and low alarm and high-high- and low-low-alarm. (Provides mapping for Fdt.Dtm.DataAccess.AlarmType.).

The fields of the AlarmType DataType are defined in the following table:

Name Value Description
HighHighAlarm 0 Alarm if a process value exceeds ‘highhigh’ limit.
HighAlarm 1 Alarm if a process value exceeds ‘high’ limit.
LowLowAlarm 2 Alarm if a process value falls below ‘lowlow’ limit.
LowAlarm 3 Alarm if a process value falls below ‘low’ limit.

The representation of the AlarmType DataType in the address space is shown in the following table:

Name Attribute
NodeId ns=1;i=3001
NamespaceUri http://opcfoundation.org/UA/FDT/
BrowseName AlarmType
IsAbstract False
SubtypeOf Enumeration
Categories  

The references from the AlarmType DataType Node are shown in the following table:

Reference NodeClass BrowseName DataType TypeDefinition ModellingRule
HasProperty Variable EnumValues EnumValueType[] PropertyType Mandatory