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The UNS Transmitter can be configured to read tags from the UNS structure created by MQTT Engine and publish tag changes over MQTT to any Enterprise consuming clients.

Tip
Review our Using MQTT Modules to map ISA 95 Enterprise Structure in a UNS Architecture document for more details on using the UNS Transmitter.

Each transmitter is configured with a server Set and will attempt to maintain an MQTT client connection with one server in that Set at all times.

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  • Send All Properties
    • Send all properties, including default properties, in .props messages
  • Filtered Properties
    • Tag properties are only published if different from the default Ignition tag property settings unless Send All Properties is True
    • A semicolon delimited list of Tag properties to filter/block from being published
    • By default the filtered properties list contains: 

      accessRights;clampMode;deadband;deadbandMode;formatString;historicalDeadband;historicalDeadbandMode;historicalDeadbandStyle;historyEnabled;historyMaxAge;historyMaxAgeUnits;historyProvider;historySampleRate;historySampleRateUnits;historyTagGroup;historyTimeDeadband;historyTimeDeadbandUnits;opcItemPath;opcServer;permissionModel;rawHigh;rawLow;sampleMode;scaleFactor;scaleMode;scaledHigh;scaledLow;tagGroup;valueSource;expression;expressionType;ConfiguredTagPath;eventScripts;readPermissions;writePermissions;eventScripts;parentEnabled;sourceTagPath


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Records
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