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Last seen: Nov 29, 2023
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...
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...
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...
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...
Has anyone made sense of the TF Module Temperature ("Feedback on outdoor unit, unit: °C") on address 135? Looking at the ambient temperature reporte...
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...
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...
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...
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...
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...
The screenshot was taken in between cycles on a warm(ish) day, those are instantaneous values, each of which is logged over time.
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Degrees of Separation
Latest Posts
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
I think Heat Geek have done an amazing job on their bra...
By Tomtheheatingengineer , 4 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
I have just had 3 heat loss surveys, one by heat geek o...
By David , 4 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
I think that's the key question. After all inverter uni...
By Prunus , 6 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 7 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
A unit which uses water to transfer the heat/chill from...
By Temperature_Gradient , 7 hours ago
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RE: Renewables & Heat Pumps in the News
With regards to the BUS grant raid, I gave it more thou...
By ASHP-BOBBA , 7 hours ago
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RE: Why are ASHP installs so expensive?
The whole system seems to work on the basis of...
By ian33a , 8 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Good plan. If you can get half hourly meter readings a...
By JamesPa , 13 hours ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
@editor Most certainly. The heat pump was an ideal s...
By Abernyte , 13 hours ago
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Although regulations may well vary from country to coun...
By Majordennisbloodnok , 14 hours ago
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RE: Does anyone have experience of a smart water meter?
Yep I caught our slow leak from a £100 bill rise 8)
By EtchedPixels , 14 hours ago
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RE: Do You Need a Buffer Tank or Low Loss Header for Underfloor Heating in a Large Property?
@jamespa in some cases, failing the Turing test might b...
By GrahamF , 17 hours ago
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RE: Passiv Smart Thermostat - Help & Forum Support
@energystoragetech The heat capacity of some...
By JamesPa , 19 hours ago
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RE: tepeo ZEB UK Support & Info Thread
Sorry you are correct, I was remembering figures from t...
By JamesPa , 1 day ago
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