whatwatt

The whatwatt module is a small hardware module for reading out energy meters used by the energy supplier. It transmits the relevant meter readings, load profiles and live power values.

The module transmits its data via API interface directly to our cloud.

Requirements:

• Hardware module
• "Cloud2Cloud" licence per module
• Internal SD card per module

Applications:

• Billing of vZEV (virtual ZEV)
• Measurement source for controlling third-party products via Modbus TCP, MQTT or API
• Compatible with smart-me Nimbus 100A for local readout via Modbus TCP

Hardware settings:

The transmitted time must be set to NTP time for each module.

1. Open your Whatwatt app
2. Navigate to the web UI (browser)
3. Click on Meter
4. Scroll down to Time Handling
5. Set Time Handling to "Use Networktime" in Reports

Integration guide:

Compatibility with third-party products:

Check compatibility

Contact:

www.whatwatt.ch