Monitor Your Energy Bill via Modbus, MKR WiFi 1010 and RS485

Connect a Modbus energy meter to an Arduino and monitor power consumption via Home Assistant.

IntermediateFull instructions provided67,362
Monitor Your Energy Bill via Modbus, MKR WiFi 1010 and RS485

Things used in this project

Hardware components

Arduino MKR WiFi 1010
Arduino MKR WiFi 1010
×1
Arduino MKR 485 Shield
Arduino MKR 485 Shield
×1
USB-A to Micro-USB Cable
USB-A to Micro-USB Cable
×1
USB Power Supply
Any power supply compatible. The MKR485 shield has a 7-24V buck converter built in.
×1
Twisted single pair shielded cable
×1

Software apps and online services

Home Assistant
Home Assistant
Arduino Web Editor
Arduino Web Editor
MQTT
MQTT

Hand tools and fabrication machines

Mastech MS8217 Autorange Digital Multimeter
Digilent Mastech MS8217 Autorange Digital Multimeter
Electrician Scissors
Small flathead screwdriver
for MKR485 terminals
Medium size philips screwdriver

Story

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Code

Modbus RTU to MQTT bridge for Finder

This sketch provides a full bridge between the finder energy meter and mqtt. Developed to monitor electricity costs and usage in Casa Jasmina.

Credits

officine-innesto

officine-innesto

5 projects • 49 followers
Innovative company that deals with design & technology, connecting the physical with the digital world. Education - R&D - prototyping & more
Officine Innesto

Officine Innesto

10 projects • 87 followers
Innovative company that deals with design & technology, connecting the physical with the digital world. Education - R&D - prototyping & more
Arduino_Genuino

Arduino_Genuino

91 projects • 11340 followers

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