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    node-red-contrib-sht

    1.0.1 • Public • Published

    node-red-contrib-sht

    This node for Node-RED provides easy access to read temperature and humidity values from the Sensirion SHT31 or SHT35 sensors.

    Requirements

    • Raspberry Pi
    • I2C must be enabled
    • Sensirion SHT31 or SHT35 sensor
    • Node.js v7.6 or newer
    • sht31-node from Thomas Bouvier

    Installation

    Prereqeuisites

    # Run this in your favourite terminal
    npm install sht31-node

    Highly recommended: Run the Node-Red specific bash script for the Raspberry Pi followed by

    npm rebuild
    npm update

    Installation of node-red-contrib-sht

    Just install this module in your node-RED configuration folder

    cd ~/.node-red
    npm install node-red-contrib-sht

    Or globally:

    npm install -g node-red-contrib-sht

    Usage

    You will find this node in the i2c bus section of the palette panel or just filter the nodes for "sht".

    The msg.payload of the outgoing object will be a object with the key names temperature and humidity and the values, e.g. { "temperature" : 21.9, "humidity" : 37,5 }. Temperature value unit is in °C, humidity in %RH.

    The queried I2C address of 0x44 is changable.

    Demo Image

    Contributing

    1. Fork it
    2. Create your feature branch: git checkout -b my-new-feature
    3. Commit your changes: git commit -am 'Add new feature'
    4. Push to the branch: git push origin my-new-feature
    5. Submit a pull request

    Credits

    This is just a very basic and simple Node-RED wrapper for Thomas Bouviers excelent sht31-node Node.js library. He deserves all credits.

    License

    MIT

    Install

    npm i node-red-contrib-sht

    DownloadsWeekly Downloads

    62

    Version

    1.0.1

    License

    MIT

    Unpacked Size

    6.15 kB

    Total Files

    5

    Last publish

    Collaborators

    • jelehmann