4-20mahttps://fricklr.com/en/tags/4-20ma/4-20maHugo -- gohugo.ioenFri, 07 Aug 2026 00:00:00 +0200Measure water level in cisterns and tanks with Home Assistant, ESPHome and TL-136 pressure sensorhttps://fricklr.com/en/measure-water-level-in-cisterns-and-tanks-with-homeassistant-esphome-and-tl-136-pressure-sensor-update-2/Fri, 07 Aug 2026 00:00:00 +0200https://fricklr.com/en/measure-water-level-in-cisterns-and-tanks-with-homeassistant-esphome-and-tl-136-pressure-sensor-update-2/
How do you measure the fill level of a cistern or tank with little effort and good accuracy? I have a solution with ESPHome and a TL-136 pressure sensor. Including ESP32-C3 configuration, calibration and FAQ.