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mkaiser / Sungrow-SHx-Inverter-Modbus-Home-Assistant

Sungrow SH Integration for Home Assistant for SH3K6, SH4K6, SH5K-20, SH5K-V13, SH3K6-30, SH4K6-30, SH5K-30, SH3.RS, SH3.6RS, SH4.0RS, SH5.0RS, SH6.0RS, SH5.0RT, SH6.0RT, SH8.0RT, SH10RT, SH5.0RT-20, SH6.0RT-20, SH8.0RT-20, SH10RT-20, SH5.0RT-V112, SH6.0RT-V112, SH8.0RT-V112, SH10RT-V112, SH5.0RT-V122, SH6.0RT-V122, SH8.0RT-V122, SH10RT-V122, SH4.6R
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SH20T Inverter #337

Open cryd-s opened 2 months ago

cryd-s commented 2 months ago

Is your feature request related to a problem? Please describe. Hi there i just installed my SH20T inverter with the new SBH100 and had a lot of non working entities.

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Describe the solution you'd like Would like to help if u can tell me how

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here i think is a problem too.

wapman1979 commented 2 months ago

maybe this helps: https://github.com/mkaiser/Sungrow-SHx-Inverter-Modbus-Home-Assistant/discussions/310#discussioncomment-10562073

cryd-s commented 2 months ago

no just tried to edit the code but cannot get a working sensor

Gnarfoz commented 2 months ago

Being unable to read MPPT3 directly is a known issue in the firmware. You can read it, if you read it in bulk with some preceding registers. That's how the WiNet-S2 does it, as well. See https://github.com/mkaiser/Sungrow-SHx-Inverter-Modbus-Home-Assistant/discussions/298 for a lengthy discussion...

In general, the SHxT modbus situation seems quite a bit worse / less-polished than on the SHxRT series. I'd recommend going one of the alternate routes:

purcell-lab commented 1 month ago

There is some details on MPPT3 available at #349 @RafAustralia