Page History

Configuration

To configure this Protocol as a ExternalTags, go to Unified Namespace → ExternalTags Sources and create a new provider for MQTT +SparkplugB - Message Queuing Telemetry Transport - Collector.

Image RemovedImage Modified

The station syntax is configuration includes:

Access Mode: Defines the mode of access for the MQTT connection. The options are Read, Write and ReadWrite.

Type: If the MQTTSpB will be a Publisher or a Collector.

TagProperties : Configurations related to specific tag properties.

TimePublishRate : The rate at which data is published. Default is 500ms, meaning data is sent every half-second.

StoreAndForward: Determines if messages should be stored locally when the connection to the broker is lost and forwarded when the connection is re-established.

PublishDBIRTHAfterNBIRTH : Configuration related to the MQTT SparkPlugB Birth message sequence.

UseParenthesesForArray : If set, array elements will be enclosed in parentheses. Useful for specific formatting requirements.

For the broker configuration:

• BrokerURL: The URL or IP address of the MQTT broker. Default is localhost.

• Port: The port number on which the MQTT broker is running. The default is 1883 for no encryption and 8883 for SSL/TLS security.

• ClientID: A unique identifier for the MQTT client connecting to the broker (if required).

• Username: Username credential for authenticating with the MQTT broker (if required).

• Password: Password credential for authenticating with the MQTT broker (if required).

• X509Certificate: If using certificate-based authentication, this is where the path of the X.509 certificate is specified.

• CertificatePassword: The password to unlock the provided X.509 certificate (if it's password-protected).

On Assets Tree page, you can see the external tags imported from MQTT .

Image Modified

In this section...