node-red-visualization

Installation

• Install mosquitto including mosquitto_pub and mosquitto_sub
• Place mosquitto.conf in /etc/mosquitto/
• Install Node-RED
• Place node-red-config.json in ~/.node-red/ (overwrite the existing config-JSON)

Usage

• Connect the fluorometer to it's power supply
• Connect your computer to the fluorometer's wifi
• Make sure, the IP network is 192.168.4.x, otherwise adjust the scripts
• Start mosquitto
• Start ./publisher.sh to continuously read fluorometer values
• Optionally, start ./subscribe to check, if the publishing is working
• Start node-red
• Open Node-RED in a browser to see the data flow
• In Node-RED click View -> Dashboard and open the dashboard to see the graph

License

The content of this repository is published under the terms and conditions of the GNU Affero GPL.