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Last seen: Aug 16, 2026
Can I ask where the 2.8kWh figure comes from? I checked the FTC6 manual and it has the same settings for pump power as the FTC7 (see below from the FT...
To quote myself from a pervious post: "it's temperature sensors are thermistors with +/- 0.5C accuracy so at a dT of 5C can introduce a +/- 20% inac...
The FTC7 controller we have has configuration settings for pump power consumption values: Our settings have 39W for pump 1, as that's the power co...
Here's a couple of examples: 10.7 kWh estimated vs 7.3 kWh actual => 46.6% 12.1 kWh estimated vs 7.6 kWh ac...
Hi @majordennisbloodnok As per your second post, yes I'm referring to Open Energy Monitor and not Original Equipment Manufacturer. I also have Phil...
Some of the moderators of this forum post data from OEM, so I'm not the only one doing that. Other forum contributors have also stated that they own O...
So if "the compressor is already working at a high enough compression" then there is no additional electrical energy required to perform the defrost. ...
You said "this chart says I missed 7 defrosts during my setback saving oodles of cash compared to operating it 24/7." clearly implying that missing 7 ...
Except there's little evidence that defrosts use a significant amount of extra electricity.
I was replying to a post with no content relating to my analysis. When I posted my analysis of one of our system's defrosts I didn't say it was rep...
Thanks for posting my images again, the OAT in each of these examples was -1.5C. They were posted to show the differences and similarities in approach...
Of course I have mentioned the OEM heat pump monitoring system that I have, doing so gives context to what I write. I have posted links to OEM's websi...
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