Create a dashboard and send telemetry
A dashboard in ThingsBoard is a configurable interface for monitoring and managing devices in real time. In this step, you will create a dashboard directly in the Edge UI, add a widget to visualize telemetry, and send data to confirm it works.
Create a dashboard and add a widget
Section titled “Create a dashboard and add a widget”-
In the Edge UI (http://localhost:8080), go to Monitor > Dashboards, click Add dashboard, and select Create new dashboard.
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Enter a title and click Add. The dashboard opens in edit mode.
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Click Add widget, select the Charts bundle, and then Time series chart.
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In the widget settings, select your device in the Datasource section. Keep
temperatureas the data key: this is the key that the Check connectivity command sends. Click Add. -
Click Save in the top-right corner to exit edit mode.
Send telemetry and verify
Section titled “Send telemetry and verify”-
Go to Devices & assets > Devices and click your device to open its details. Click Check connectivity.
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Select your protocol and operating system, copy the command, and run it in your terminal. With HTTP, a
200 OKresponse confirms that Edge received the data; MQTT and CoAP commands print nothing on success. -
Switch back to your dashboard. Within a few seconds, the chart shows the temperature value you sent.
Checklist
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