Some users experience difficulties using one of the Over-the-air (OTA) methods for firmware upgrade. We propose a...
How to cure the Kamstrup Omnipower meter hick-up (meter stops pushing data)
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Latest posts
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Updating device over USB cable, simplified methodRead more -
Kamstrup Omnipower HAN port not workingRead moreHow 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?Read moreSwedish grid companies are moving from "HAN-NVE" configuration to "P1" configuration. Some grid companies allow their...
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L2 current not available!?Read moreSome users have noticed that the device is no longer reporting current on phase L2.
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Swedish customers and PostNord as "Tullombud"Read moreSwedish 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 workingRead moreOne-click firmware upgrade works just fine for most users - but what to do if it fails?
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Correcting stored values by editing the configuration fileRead moreHow 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!?Read moreOK... so we made a (minor) bummer on the latest design update of Pow-U. The fix is maybe not elegant, but it is easy!
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"I ordered a device on Lectronz, and paid VAT. But now I received a customs + VAT claim!?"Read moreSome of our EU customers that buy on Lectronz receive customs claims. Here is why - and what to do....
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Pow-U and power savingRead moreIt took some efforts both in hardware and firmware to make an ESP32 run from HAN-port power only - and here are the...
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Various information to customers
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Kamstrup Omnipower HAN port not workingRead more
-
Kamstrup Omnipower meters in Sweden: Which configuration should you choose?Read more
Swedish grid companies are moving from "HAN-NVE" configuration to "P1" configuration. Some grid companies allow their customer to select when activating the HAN port. Which one should you choose?
-
L2 current not available!?Read more
Some users have noticed that the device is no longer reporting current on phase L2.
-
Swedish customers and PostNord as "Tullombud"Read more
Swedish customers receiving our shipments via Postnord are mislead to think they have to pay customs fee and VAT. Fortunately, that is not the case.
-
Correcting stored values by editing the configuration fileRead more
How to correct corrupted values in the graphs
-
I have a Kaifa/Nuri meter, and my new Pow-U does not work!?Read more
OK... so we made a (minor) bummer on the latest design update of Pow-U. The fix is maybe not elegant, but it is easy!
-
Pow-U and power savingRead more
It took some efforts both in hardware and firmware to make an ESP32 run from HAN-port power only - and here are the consequences
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Vattenfall - opening the HAN portRead moreAndreas in Sweden informed us on 26th Sep -22 that Vattenfall currently has a long backlog in handling incoming emails.
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