Advantech USM-S67-G0WP0 handleiding
Handleiding
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Client ID
Client ID is the unique identity of the client to the server.
It must be unique when all clients are connected to the same server, and
it is the key to handle messages at QoS 1 and 2.
Connection
Timeout/s
If the client does not get a response after the connection timeout, the
connection will be considered as broken. The Range: 1-65535.
Keep Alive
Interval/s
After the client is connected to the server, the client will send heartbeat
packet to the server regularly to keep alive. Range: 1-65535.
User Credentials
Enable
Enable user credentials.
Username
The username used for connecting to the MQTT broker.
Password
The password used for connecting to the MQTT broker.
TLS
Enable
Enable the TLS encryption in MQTT communication.
Mode
Select from “Self signed certificates”, “CA signed server certificate”.
CA signed server certificate:
verify with the certificate issued by
Certificate Authority (CA) that pre-loaded on the device.
Self signed certificates:
upload the custom CA certificates, client
certificates and secret key for verification.
Topic
Data Type
Data type sent to MQTT broker.
Topic
Topic name of the data type used for publishing.
QoS
QoS 0 – Only Once
This is the fastest method and requires only 1 message. It is also the
most unreliable transfer mode.
QoS 1 – At Least Once
This level guarantees that the message will be delivered at least once,
but may be delivered more than once.
QoS 2 – Exactly Once
QoS 2 is the highest level of service in MQTT. This level guarantees that
each message is received only once by the intended recipients. QoS 2 is
the safest and slowest quality of service level.
Table 3-2-2-4 MQTT Settings Parameters
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Productinformatie
| Merk | Advantech |
| Model | USM-S67-G0WP0 |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 13956 MB |
