IFM AL1921 handleiding
Handleiding
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IO-Link master with EtherNet/IP interface AL1921
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Notifications can be triggered either time-controlled or event-controlled.
Notifications can be transmitted using the following protocols:
• HTTP (Hypertext Transfer Protocol)
• MQTT (Message Queuing Telemetry Transport)
• TCP (Transmission Control Protocol)
• WS (WebSocket)
Notifications can be transmitted in the following formats:
• JSON
• CSV
The activity duration of a notification can be set:
• once: Notification is only active once and is then deleted
• uptime: Notification is active until the next restart of the unit and is then deleted
• lifetime: Notification is permanently active
Notifications are set up with the subscribe service (Ò Service: subscribe/92).
Active notifications can be changed with the subscribe service (Ò Service: subscribe/92).
All active notifications can be displayed with the getsubscriberlist service (Ò Service:
getsubscriberlist/86).
Information about an active notification can be displayed with the getsubscriptioninfo service (Ò
Service: getsubscriptioninfo/86).
Active notifications can be unsubscribed using the unsubscribe service (Ò Service:
unsubscribe/93).
9.2.25.1 Event-controlled notifications
All elements of the ifm IoT Core with a sub-element of the type event can be used as triggers for
event-triggered notifications.
Name Description
../datachanged Node for displaying value changes of the parent data node
../eventcollection Node for displaying value changes of multiple data nodes of the IoT Core
../treechanged Node for displaying structural changes in the IoT Core
Applicable services:
Name Description
../subscribe Subscribe to notifications
../unsubscribe Unsubscribe from notifications
../getsubscriptioninfo Display information about notifications
9.2.25.2 Time-controlled notifications
The ifm IoT Core offers 2 timers that can be used as triggers for time-triggered notifications.
Name Description
../timer[1]/counter/datachanged Counter of timer 1
../timer[2]/counter/datachanged Counter of timer 2
The interval time of the timers can be set. Each counting pulse triggers a notification.
Applicable services:
Bekijk gratis de handleiding van IFM AL1921, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | IFM |
| Model | AL1921 |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 11184 MB |
