Mqtt Set Topic - ADF Web HD67B80-B2 User Manual

Industrial Electronic Devices

MQTT SET TOPIC:

By Pressing the "MQTT Set Topic" button from the main window for SW67B80 (Fig. 2) the window "Set MQTT Topics" appears (Fig. 6).
This section is used to define the MQTT topics where the converter will publish the data from PROFINET and the topic that the converter will
subscribes for writing the data to PROFINET.
MQTT P
UBLISH
Figure 6a: "Set MQTT Topics
The means of the fields are:
In the field "Topic" the MQTT topic is defined;
If the field "Retained" is defined, the retained flag is enabled. The MQTT server will hold the last topic published;
In the field "QoS" the QoS level is defined;
In the field "Data Type" the type of data to use is defined;
In the field "Dimension" the dimension in byte of the data is defined;
In the field "Position" the starting byte of the internal memory array where taking the data is defined;
In the field "Template" the structure of the MQTT payload is defined. With a double click on it, it is possible to open a window for
editing it;
If the field "On Change" is checked, the converter publishes the topic when the data from PROFINET are changed;
If the field "On CMD" is checked, the converter publishes the topic when a new message from PROFINET is received;
If the field "On Timer" is checked, the converter publishes the topic cyclically with the delay defined in the field
In the field "Mnemonic" a description of the topic is defined.
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 MQTT Publish" window
User Manual PROFINET Master / MQTT
Document code: MN67B80_ENG Revision 1.000
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