ADF Web HD67E67-A1 User Manual page 17

Industrial Electronic Devices
MQTT:
This section is used to define the main parameters of MQTT line. The means of the fields
are:
In the field "Server URL" the URL or the IP Address of the MQTT Server is
defined;
In the field "Server Port" the port used for MQTT communication is defined;
In the field "Client ID" the Client ID of the converter is defined (if ned);
In the field "Keep Alive
is sent on MQTT is defined;
If the field "Clean Session" is checked, the last MQTT messages are deleted by
the Server and the Client in case of missing ACK. If unchecked, the Server and the
Client hold the last MQTT messages and, in case of incorrect disconnection or
missing ACK, they try to send again them since all the ACK messages are
exchanged correctly (valid only for QoS 1 and QoS 2);
If the field "Will Flag" is checked, the converter will publish the Will topic at the
connection to the Server. With this feature, in case of incorrect disconnection, the
Server will publish this topic to all the MQTT Clients that subscribed it;
In the field "Topic Name
In the field "Message Will" the payload of the Will message is defined;
In the field "Retained
flag enabled. In this way, the Server will hold the last Will message;
In the field "QoS Will" the QoS type for Will message is defined;
If the field "Publish Topic on
a topic at the connection to the Server.
In the field "Topic Name
defined;
In the field "Message Connection" the payload of the connection topic is defined;
In the field "Retained
hold the last connection message;
Im the field "Username" the username for the connection to the MQTT server is defined;
In the field "Password" the password for the connection to the MQTT server is defined.
ADFweb.com S.r.l.
(seconds)" the delay with which the Keep Alive message
Will" the topic used for Will message is defined;
Will" the converter will send the Will message with Retain
Connection" is checked, the converter will publish
Connection" the topic published at the connection is
Connection" the converter will send the connection topic with Retain flag enabled. In this way, the Server will
User Manual EtherCAT Master / MQTT
Document code: MN67E67_ENG Revision 1.000
Figure 3d: "Set Communication
Page 17 of 31
 MQTT" window