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Joined: Apr 8, 2023
Last seen: Nov 29, 2023

Topics: 3 / Replies: 24

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RE: Connecting Home Assistant to a Midea Heat Pump

It's down to how the Home Assistant Statistics sensors are configured - they're measuring the change between two points, the meter sensors are less th...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

I have Home Assistant calculating CoP over a few intervals now. This is using power consumption from the Shelly, and a trapezoidal Riemann Sum of th...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

Indeed, I have experimented with this, however the Node-RED Home Assistant integration doesn't have the capability to add number inputs as controls, o...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

Please to be able to share this. Here's a working Node-RED modbus configuration for Home Assistant. It supports general sensors for: Power in H...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

Has anyone made sense of the TF Module Temperature ("Feedback on outdoor unit, unit: °C") on address 135? Looking at the ambient temperature reporte...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

Nothing different to what it was doing prior to that, I think it's just bad rounding creating artificial "steps" in the data (look at the blue line, i...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: MVHR + Overfloor heating vs. just underfloor heating

Curiously, when we had our heat loss survey for the heat pump, I asked the surveyor to specs for UFH, which he duly did, but there's no mention of the...

3 years ago

Forum

Energy Storage

RE: MVHR + Overfloor heating vs. just underfloor heating

Yes, there's also Wundertherm, and others. Their efficacy seems to be much of a muchness. Oh interesting! I'd heard of MVHR with cooling, but not...

3 years ago

Forum

Energy Storage

RE: MVHR + Overfloor heating vs. just underfloor heating

Yes I had wondered about this, however we have a mixture of decrepit parquet flooring, carpet underlay and carpet which equates to more or less the sa...

3 years ago

Forum

Energy Storage

RE: Connecting Home Assistant to a Midea Heat Pump

Thought this graph might be of interest. The purple line shows the power as reported by the heatpump (via modbus) polled every 10s (with Volts * A...

3 years ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Connecting Home Assistant to a Midea Heat Pump

The screenshot was taken in between cycles on a warm(ish) day, those are instantaneous values, each of which is logged over time.

3 years ago

Forum