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How to use the QIoT Suite Lite Historic Chart Widget?

Last modified date: 2018-09-26

In this tutorial, you will learn how to use the QNAP QIoT Suite Lite Historic Chart Widget.

Add a QBroker node in the Rule engine and set up data. For more information, refer to "How to use Dashboard (After updating QIoT Suite Lite from v1.1.1 to v1.1.2) ?".
Add a inject node and set up a repeat time; add a QHistoricData node and set up parameters (See Picture 1, 2) then connect the QHistoricData node, inject node and Qbroker node together as below (See Picture 3):

(Picture 1)

(Picture 2)

(Picture 3)
Go to the Dashboard, add a QIoT Historic Chart widget and set up data. In "CHART DATA", choose the datasource name you set up in QBroker. The format must be: datasource["qiotrule_YOUR NAME"] > ["result"] > ["0"] > ["data"]
Click "Save and Finished Editing". You can see the historic data as below.

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