IFM AL1950, Device Manual, Page: 34 / 83

IO-Link Master with IoT Interface CabinetLine 8 Ports IP 20
34
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9.2 ifm IoT Core
Content
First steps ..............................................................................................................................................34
General functions ...................................................................................................................................35
Configure the IoT interface .....................................................................................................................35
Configure IO-Link ports ..........................................................................................................................36
Configure IO-Link devices ......................................................................................................................38
Set application identification ...................................................................................................................40
Read / write cyclic process data ...........................................................................................................41
Control IO-Link master ...........................................................................................................................42
Read diagnostic data of the AL1950 ......................................................................................................44
Read device information of the IO-Link master ......................................................................................45
Read information about IO-Link devices ................................................................................................45
Subscribe to events ................................................................................................................................46
Programmers' notes ...............................................................................................................................48
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General notes on the ifm IoT Core:
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Programmers' notes (
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48 )
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9.2.1 First steps
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To register the device description of the AL1950:
► Send the following POST request to the AL1950:
{"code":"request","cid":-1,"adr":"gettree"}
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AL1950 returns the device description as structured JSON object.
► Identify all substructures and the data points contained therein in the tree structure of the JSON
object.
► Identify the applicable services for the access to substructures and the data points contained
therein.