ADF Web HD67873-A1-2A, User Manual

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User Manual IO-Link / MQTT
Document code: MN67873_ENG Revision 1.000 Page 35 of 41
Figure 13b: “Set MQTT Topics  MQTT Subscribe” window
If the field “ On CMD ” is checked, the converter publishes the topic when a new message from IO-Link is received;
If the field “ On Timer ” is checked, the converter publishes the topic cyclically with the delay defined in the field “ Time (ms) ”;
In the field “ Mnemonic ” a description of the topic is defined.
MQTT S
UBSCRIBE
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 placing 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;
In the field “ Mnemonic ” a description of the topic is defined.