Setting Up Node-RED to Transmit Wzzard Data to Microsoft ...

Wzzard Data to Azure IoT Hub

Using Node-RED

Setting Up Node-RED to Transmit WzzardTM Data to Microsoft Azure IoT Hub

How to publish data from Wzzard Mesh Edge Nodes into the Microsoft Azure IoT Hub using Node-RED

NOTE: This assumes your Gateway is set up and claimed on WebAccess/DMP (formerly SmartWorx Hub) and the Refrigeration demo flow is loaded and working. NOTE: This assumes that the user has an Azure account.

Prepare the Gateway

? Log into WebAccess/DMP and manage your device. ? Select Devices > View Devices and select your Device ID. ? Under Manage Apps, ensure RSMessageBroker, Wzzard Mesh and NodeRED are

installed. If not, install them by selecting the Add/Upgrade Apps tab.



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Wzzard Data to Azure IoT Hub

Using Node-RED

Add Microsoft Azure IoT Hub Node

? Navigate: Dashboard > Devices > Manage Devices > Settings ? Click on the NodeRED link on the Manage Apps table. ? In Add or Remove Nodes box, in Node field, type node-red-contrib-azureiothubnode ? Then, click Apply Changes button.

? Wait for SmartWorx Hub to sync with your gateway. This may take several minutes. ? You can view the status by doing the following: click Manage Devices, then click the History tab. ? Proceed with the next step once the AddNode command has been added.

Note: you may need to refresh the NodeRED page for your pallet to be updated.

? You will see the node-red-contrib-azureiothubnode node under Cloud (as shown in the next screen).



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Wzzard Data to Azure IoT Hub

NodeRED Setup

Using Node-RED

? Log into the gateway NodeRED editor. Default address is: 192.168.1.1:1880

? Username is NodeRED. Password is the same as Gateway password (5mart5warm default).

? Scroll down on the left side and ensure the Azure IoT hub node is loaded.

? Access the text from the SampleFlow.txt file - located in the Attachments panel to the upper-left of this document in Adobe Acrobat: View > Navigation Panel > Attachments

? Open it in Notepad (double-click) or a similar editor program.

? Carefully select and copy all of the text to the clipboard.



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Using Node-RED

? Back in Node-RED editor, add a new flow by clicking on the + sign in the upper right of the window. ? Then, click on the 3 horizontal lines next to Deploy button, select Import, then select Clipboard.

? Paste the text from the text file into the grey Import nodes box and click Import.



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Connect to IoT Hub

Wzzard Data to Azure IoT Hub

Using Node-RED

? Log into your Azure IoT hub and click on Add to add a new device.

? Name your device in the Device ID field. Click Save.



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Wzzard Data to Azure IoT Hub

Using Node-RED

? Next, open your new device and copy the Connection string (primary key) to Notepad or a similar editor program.



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Wzzard Data to Azure IoT Hub

Using Node-RED

? Back in Node-RED editor, click on the node labelled Azure IoT Hub and paste in the Connection String text from above.

? Then click Done.



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Wzzard Data to Azure IoT Hub

Using Node-RED

Set Up Data String

? Click on the function labeled Generate Data String.

? Replace the deviceID and the Shared Access Key (SAK) with the deviceID and key from your Connection String that you downloaded from the Azure IoT hub. Click Done.



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