ADF Web HD67932-B2 Series User Manual page 19

Industrial Electronic Devices
S :
ERIAL
This section is used to define the main parameters of Serial line. The means of the
fields are:
In the field "Serial" the serial port to use is defined (RS232 or RS485);
In the field "Baudrate" the baudrate for the serial line is defined;
In the field "Parity" the parity of the serial line is defined;
In the field "Stop Bits" the number of Stop Bits of the serial line is defined.
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
message 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
last Will message;
ADFweb.com S.r.l.
(seconds)" the delay with which the Keep Alive
Will" the topic used for Will message is defined;
Will" the converter will send the Will message with Retain flag enabled. In this way, the Server will hold the
User Manual Serial / MQTT
Document code: MN67932_ENG Revision 1.000
Figure 3b: "Set Communication
Figure 3b: "Set Communication
Page 19 of 32
 Serial" window
 MQTT" window