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OpenEnergyMonitor
OpenEnergyMonitor
Open source monitoring for understanding energy
Exploring zero carbon energy systems

Energy
Use

  • Monitor electricity, temperature and humidity
  • View historic and real-time data
  • Local and/or remote data logging

Solar
PV

  • Explore solar PV generation
  • Compare consumption
  • Calculate on-site use
  • Optimise demand matching

Heat Pump
Monitoring

  • Electricity and heat monitoring
  • Track heat pump performance
  • Remote diagnostics

Introducing the OpenEnergyMonitor system

Pre-assembled open-hardware electricity, temperature and humidity monitoring units
based on the Arduino and Raspberry Pi platforms

emonPi 2

  • 6x CT Sensor inputs
  • 1x VRMS input
  • Pulse input
  • Temperature sensing
  • Higher accuracy

emonTx 5

emonTH

  • Internal temperature
  • Internal humidity
  • External temperature
  • Pulse input
  • Long battery life

EmonCMS

  • Web application
  • Data storage
  • Data processing
  • Data visualisation
  • Cloud or self-hosted
All products are available to buy from the
Shop
Get more information on how to set up an OpenEnergyMonitor system from the
Docs