How to Connect IOMeter Energy Meters with the Zerofy App

Availability

This integration is available in supported app versions.

Preconditions

  • Your IOMeter device is installed and visible in the IOMeter app.
  • You have an active IOMeter account.
  • Official website: iometer.de

Activate Zerofy in the IOMeter app

  1. Open the IOMeter app and tap the menu icon (top left).
  2. Tap Partners.
  3. Find Zerofy and enable the partner switch.
  4. Tap Meter reading.
  5. Copy your meter number shown below the meter value.

How to connect IOMeter

Connect your meter in Zerofy

Open meter setup in Zerofy and paste your copied IOMeter meter number.

Features and Things to Know

With IOMeter integration, you can:

  • Monitor real-time energy consumption and grid import/export.
  • View historical power data with 5-minute resolution.
  • Track energy usage over time.
  • Configure as a net meter or consumption meter.

Supported Configurations

IOMeter devices can be configured as:

Configuration Description
Net Meter Measures grid import and export
Consumption Meter Measures total household consumption

Data synchronization depends on IOMeter’s cloud update frequency.

Meter type

  • Main meter: Grid meter. Can be configured as bi-directional or consumption.
  • Production: Measures solar production. Configure as sub meter with type production.
  • Sub meter: Measures any type of device as a sub meter and appears in device consumption.

For full setup details with screenshots, see System Setup: Meter Configuration.