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Release Notes

v1.0.7

  • Support for meters that only send tariff registers (e.g. 1.8.1) instead of total registers (1.8.0)
  • Faster value updates for SML meters by disabling the median filter
  • Configurable median filter for OBIS/D0 meters (1–9, default: 5)
  • Minimum MQTT send interval clamped to 1 second

v1.0.6

  • Support for export meters that only report OBIS 15.7.0 (absolute power) instead of 16.7.0 (signed power). Current power is now correctly displayed in the dashboard for these meters.

v1.0.5

  • Improved SML parser
  • Improved stability: fixed reboots on WiFi connection loss and network changes
  • Correct daylight saving time switching
  • New endpoint for remote diagnostics (MQTT telemetry)

v1.0.4

  • Fixes an issue where meters with binary identifiers did not show live data on the dashboard and in the app
  • Automatically detects locked smart meters and shows a notice in the dashboard and in the app
  • Improves device reboot stability on weak power supplies

v1.0.3

  • Improved stability on unstable WiFi connections (device could restart in rare cases after a connection drop)
  • Support for smart meters with many readings (e.g. phase angles, per-phase currents) – the local dashboard now displays all values correctly

v1.0.2

  • Improved support for special characters in network name and password during WiFi setup via app (e.g. backslash, quotes)
  • Correct display of WiFi names with special characters in system info and settings
  • WiFi scan via app now correctly shows network names with special characters

v1.0.1

  • Extended live chart time range: now shows 60 minutes instead of 5 minutes
  • Access Point no longer starts unexpectedly after a software reboot

v1.0.0 – Initial Release

First stable firmware version for the WattWächter Plus.