FoxESS Community - Owners & Installers Forum

Just a quick post to document my approach to automation using the FoxESS Modbus integration.

There are of course many ways to do the same thing in HA and mine isn't necessarily the best! This is also not designed to be a step by step guide, but more an overview of what I did.

1) I wanted the ...

Thanks, and yes this is typically during a Force Charge period overnight. I've increased the poll rate to 12 seconds and will watch!

Hello,

Most days I see an error in my HA logs from the modbus integration. The time doesn't seem to coincide with any of my automations and I can't find the modbus map so I'm not sure which register this is trying to write?

The "Failed to write registers" error is then immediately followed with a ...

Its now fixed!

Three things were done:

1) Battery master firmware upgraded
2) Reseat the cabling between the battery and the inverter
3) A restart

So not that exciting in the end, but am very pleased to be up and running.

Still ongoing - now with FoxESS R&D. Will report when I know more.

Yeah, my suspicion is the CT clamp also, however, the data reports as expected in the app for load and grid import. Very frustrating. I just wish it would show an error or give me a clue as to why its not using the battery.

Fault report raised with installer. I'll report back here when its working ...

I appreciate your reply @Dave Foster and I owe you a beer or something for swiftly trying to help.

However, sadly none of these are the issue. Charge periods are all 00:00. There were no charge periods in the scheduler as I'd never used it but I created one to force charge the battery, it did ...

Having a frustrating few days with my FoxESS inverter...

In trying to solve an issue with connecting my inverter to HA I've created a new, more frustrating issue.

I'd powered the inverter & batteries down to improve wiring in the modbus connector; the CT clamp wiring was intermittently causing ...