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4 lis 2020 · In this article, Jeff describes how he conceived and built a system to measure how much oil was left in his tank. It uses Arduino, ultrasonic sensors and a smartphone app. Topics Discussed. How to build a tool for measuring the oil in your home oil tank. Tech Used.
A sensor measures the oil depth by timing how long it takes for light to reflect back from the oil surface. Every few hours an ESP8266 module polls the sensor and transmits the data to the internet. The free ThingSpeak service is used to display the oil level and send a reminder email when the oil level is low.
14 paź 2022 · how to make a heating oil tank level sensor that’s more useful than anything you can buy. This sensor… can measure oil level in any unit – litres, kWh, gallons or days until I need to refill the tank. displays readings on a time graph (uses Home Assistant history graph).
16 sty 2024 · The HausNet oil gauge sensor uses an inexpensive camera (e.g. ESPHome + ESP32-CAM) to capture images of the typical oil float gauge, and, using Machine Learning to extract the float level from the image. Documentation can be found here: IndiCam - HausNet Documentation.
7 mar 2017 · Our precise ultrasonic sensor allows you to monitor your home heating oil tank remotely and prevent runouts with a low level alarm to your text or email! It also has an alexa skill: https://www.smartoilgauge.com/learn/#tabheader1.
9 lis 2022 · OpenCV Oil Tank Gauge Reader with Home Assistant Integration. A non-invasive reader for heating oil tank gauges, based on Raspberry Pi, OpenCV, and Home Assistant. Advanced Full instructions provided 6 hours 2,846.
30 wrz 2024 · The Smart Oil Gauge is a fantastic device to use on an outdoor heating oil tank! Like on an indoor heating oil tank, it will calculate your level and usage based on its ultra-sonic sensor. With the app installed on your phone, you’ll be able to get a reading anywhere!
