IFM AL1950, Руководство по эксплуатации устройства, Страница: 81 / 83

IO-Link Master with IoT Interface CabinetLine 8 Ports IP 20
81
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Service: subscribe
34194
Name: subscribe
Description: The service subscribes to the values of data points. The data points to be subscribed are
transferred as a list. The IO-Link master sends changes to the data drain defined in callback.
Applicable to: Objects of the event type
Request data:
Data field Required
field Data type Default Description
callback mandatory STRING Address to which IoT Core event notifications are to be sent;
complete URL: http://ipaddress:port/path
datatosend mandatory ARRAY
OF
STRINGS List from URLs of data elements; elements have to support
getdata
Return data (data): none
>
Service: unsubscribe
34197
Name: unsubscribe
Description: The service deletes an existing subscription. unsubcribe is successful if cid and the
callback address are registered for a subscription (subscribe). If the STRING "DELETE" is provided in
callback, the IO-Link master deletes all active subscriptions.
Applicable to: Objects of the event type
Request data:
Data field Required
field Data type Default Description
callback mandatory STRING Address to which IoT Core event notifications are to be sent;
complete URL: http://ipaddress:port/path
Return data (data): none
>
Service: validation_useconnecteddevice
52340
Name: validation_connecteddevice
Description: The service checks, whether Device ID and Vendor ID of the connected IO-Link device
match with the values of the datapoints
../validation_vendorid
and
../validation_deviceid
.
Applicable to: Objects of type stucture
Request data (data): none
Return data (data): none