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In this video, I demonstrate step-by-step how to improve the stability of Modbus data readings from an energy meter in Home Assistant using ESP32. I show how to configure the ESPHome integration, monitor the accuracy of readings, and perform long-term testing ⏳. After several hours of testing, we compare the results to see if previous issues with value anomalies have been resolved 📊. Finally, I plan to revert to the old configuration to double-check the results and ensure everything is working as expected 🔄.
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🏠 Home Assistant Power Energy Monitoring PM9C Modbus RTU TCP RS485 ELFIN EW11
• 🏠 Home Assistant Power Energy Monitoring P...
🏠 [vol.1] Home Assistant ESP32 ESPHome simple steps for beginners
• 🏠 [vol.1] Home Assistant ESP32 ESPHome sim...
🏠 [vol.2] Home Assistant ESP32 ESPHome Modbus RTU RS485 DS18B20 simple steps for beginners
• 🏠 [vol.2] Home Assistant ESP32 ESPHome Mod...
🏠 [vol.3] Home Assistant ESP32 ESPHome Modbus RTU RS485 DS18B20 simple steps for beginners weather
• 🏠 [vol.3] Home Assistant ESP32 ESPHome Mod...
00:00 Intro
00:18 Measurment values issue
01:44 Current configuration
02:08 ESP32 configuration
02:30 ESP32 preparation
04:00 ESP32 program
05:02 ESP32 dashboard activation
05:42 Dashboard sample card
05:56 5h later
💬 Have questions? Let’s discuss in the comments! 🚀 #HomeAssistant #Modbus #EnergyMonitoring
📌 Useful links:
🔗 ESPHome official documentation : https://esphome.io/
🔗 Home Assistant official site : https://www.home-assistant.io/
Home Assistant Modbus Integration:
https://www.home-assistant.io/integra...
Modbus explenation material:
https://www.overdigit.com/data/Blog/R...
Elfin-EW11 manual:
https://eniris.be/wp-content/uploads/...
Merlin Gerin Shneider PM9C Energy Meter manual:
https://shmmetershop.co.uk/wp-content...
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