IFM AL1325 handleiding
Handleiding
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AL1325 IO-Link master with EtherNet/IP interface
60
To enable MQTT communication, the user needs to configure the MQTT command channel. The
configuration consists of the following sub-steps:
u Check that the MQTT broker can be reached.
u Check that the requested port of the MQTT broker is open.
u Activate the MQTT command channel.
u Configure the MQTT command channel.
u Configure the MQTT connection.
w The MQTT connection is configured and activated.
Configuring the MQTT connection
The following status diagram shows how the start , stop and reset services influence the current
status of an MQTT connection:
init
running stopped
error
start / reset start stop / reset
stop
start
stopstart / reset
stop
reset
After successful initialisation in the [init] state, the connection automatically changes to the [running]
state.
The connection automatically assumes the [error] state if at least one of the following events occurs:
• no MQTT broker can be reached
Maximale Anzahl der MQTT-Broker: 1
Maximum number of simultaneous MQTT connections: 3
Substructure: connections/mqttConnection
Available data points:
Name Description Value range Access
../type Type of the connection (MQTT) mqtt: MQTT connection ro
1
../status Status of the MQTT connection • init: [init] state– initialisation
• stopped: [stopped] state–
connection stopped
• running: [running] state–
connection running
• error: [error] state
ro
1
../status/preset Presetting of the status of the MQTT
connection
• running: [running] state (default) ro
1
../MQTTSetup Substructure for general MQTT settings
../MQTTSetup/QoS Quality of Service (QoS) of the MQTT
connection
• 0: QoS level 0 - PUBLISH (without
confirmation) (default)
• 1: QoS level 1 - PUBLISH >
PUBREC (single confirmation)
• 2: QoS level 2 - PUBLISH >
PUBREC > PUBREL > PUBCOMP
(double confirmation)
rw
2
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Productinformatie
| Merk | IFM |
| Model | AL1325 |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 9966 MB |
