Latest posts

Assumed bug on Aidon meters with HAN-NVE interface
13-Feb-2025

We assume this is a bug on Aidon smart meters with HAN-NVE interface (Norway, Sweden and possibly Finland).

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Kamstrup Omnipower in Sweden: 10x kWh error
17-Jun-2024

Grid companies in Sweden has increased the number of decimals on energy (kWh), here is how to update your device.

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Updating device over USB cable, simplified method
16-Apr-2024

Some users experience difficulties using one of the Over-the-air (OTA) methods for firmware upgrade. We propose a...

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Kamstrup Omnipower HAN port not working
29-Feb-2024

How to cure the Kamstrup Omnipower meter hick-up (meter stops pushing data)

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Kamstrup Omnipower meters in Sweden: Which configuration should you choose?
19-Jan-2024

Swedish grid companies are moving from "HAN-NVE" configuration to "P1" configuration. Some grid companies allow their...

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L2 current not available!?
11-Jan-2024

Some users have noticed that the device is no longer reporting current on phase L2.

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Swedish customers and PostNord as "Tullombud"
21-Sep-2023

Swedish customers receiving our shipments via Postnord are mislead to think they have to pay customs fee and VAT....

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One-click upgrade is not working
05-Jul-2023

One-click firmware upgrade works just fine for most users - but what to do if it fails?

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Correcting stored values
20-Feb-2023

How to correct corrupted values in the graphs

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I have a Kaifa/Nuri meter, and my new Pow-U does not work!?
27-Jan-2023

OK... so we made a (minor) bummer on a design update of Pow-U. The fix is maybe not elegant, but it is easy!

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Archived posts

Posted in: "2022 - October"

Telnet debug

Posted in: Information, How to

1 Comment

(5.0)

If you need to take a peek under the hood!

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Integration with Loxone

Posted in: Home automation, How to

Loxone is a Smartbuilding system used by professional installers, and eReitan Consulting has made available an integration for Pow-U / Pow-K / Pow-P1.

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Danmark / encryption keys

Posted in: FAQ, How to

1 Comment

(5.0)

HAN ports in Denmark are encrypted. How do you obtain the encryption keys?

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