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Last seen: Nov 20, 2025
I've got the hidden registers being registered in two custom commands on boot of the ESP in my config here. I've put comments beside each register to ...
minimalmodbus requires full-fat Python, ESP can only run MicroPython. This snippet you've added doesn't touch Home Assistant so isn't a fair compariso...
Did you try it with something simple like DWH temperature first? I just added the code I pasted the other day and it changed the DWH temperature succe...
Use ESPHome Modbus Number or Switch components depending on what it is you want to do. For example setting the DHW temperature: number: - platf...
For the time being I've added a template sensor to calculate the approximate target flow temperature using y=mx+b. I added four number helpers into Ho...
I finally managed to get time to install the MIM-B19N modbus interface into my Samsung 8kw HT Quiet at the weekend. I'm integrating it with Home Assis...
@tomc are you adding a 120ohm resistor on the MIM-B19N between A+B terminals? I know Homely's install requires it and I see the USB adaptor you shared...
Hi! 🖐️ Just had our heating overhauled a couple of weeks ago, replacing an ancient Camray 5 oil boiler with an 8kW Samsung Mono HT Quiet (AE080BXYDEG)...
I just had the 8kW EHS Mono HT Quiet (AE080BXYDEG) installed and was about to order the WiFi kit before I found Glyn and @TomC's posts about modbus. ...
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Latest Posts
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RE: Jokes and fun posts about heat pumps and renewables
@transparent I’ve heard that that is why American cars ...
By Toodles , 3 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Have either quote provided room by room heat loss calcu...
By Old_Scientist , 17 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@old_scientist if you are going DIY then you may wan...
By Papahuhu , 2 days ago
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RE: Indevolt Batteries UK Support & Info Thread
After a short while that was followed by the 'power war...
By JamesPa , 2 days ago
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RE: Samsung heat pump - data cable issue
That's well done. Cable is the correct type (LIYCY = 2x...
By bobflux , 2 days ago
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RE: Electricity price predictions
I agree, we will find out at the next budget whether th...
By Old_Scientist , 3 days ago
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RE: Missing flow temperature in Heat Geek proposal
@editor I went through HG website, so should be ok for ...
By sttpd1917 , 3 days ago
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Who did the Freedom Heat Pump cloud server and what did...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
Reading between the lines of what octopus are doing wit...
By JamesPa , 3 days ago
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RE: Air to air bus grant installer anywhere
The through wall two hole ones have their place (listed...
By EtchedPixels , 3 days ago
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I hope it goes ok, Hon can be hard to set up IF the sof...
By Graham Hendra , 3 days ago
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@clockworks Hi, So there is a big difference between st...
By ASHP-BOBBA , 3 days ago
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@editor wellvery comprehensive answer. I will get all i...
By Keithb , 3 days ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
all good advice I will follow this up
By PaulC , 3 days ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 4 days ago
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