Querying sensorEDGE data via netFIELD Cloud WebSocket API services
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Ø
Double-click the debug/msg.payload node to open its
Properties
dialog
in order to give it a meaningful name, e.g. “Telemetry payload”:
Figure 49: Rename telemetry debug node
Ø
Click
Done
to close the
Properties
dialog of the Debug node.
Ø
Click
Deploy
in the upper right corner.
4. Monitor the telemetry data.
Ø
Click the
Debug
button to open the
Debug
tab.
Figure 50: Display payload data
Ê
The
Debug
tab displays the topic’s message payload data that Node-
RED receives from the sensorEDGE device via the WebSocket
interface of the netFIELD API.
Ø
In the
Debug
tab, click to expand the hierarchical elements within a
message to navigate to a certain value of a certain sensor; e.g.
payload object
>
data
>
Messages
>
1
>
Payload
>
Distance
.
(For a description of the structure of a data message, see section
page 70].)
netFIELD sensorEDGE | User manual
DOC200601UM01EN | Revision 1 | English | 2021-09 | Released | Public
© Hilscher 2021
