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Last seen: Aug 21, 2024
A reply from Vishay: your inquiry: "Are you aware of a device or method of converting the resistance output from a Pt1000 sensor to the equivalent r...
I asked OHMIGO® what curve they used for their NTC 20 kΩ table and received a very swift and useful reply: There are small variations between suppli...
Good suggestion. I am in the process of doing something similar to see which of the 15 (1-14, 17) Vishay curves is a good fit (It will also be interes...
It works fine but the integration with the rest of the system is rather clumsy. For solar back off, a relay in the SKSC2 drives a contactor which adds...
Requirements are for reliability and acceptability to heating installers / maintainers. Ideally, a ready made device with safety approvals (may not ex...
My guess would be a Digital potentiometer. Might need a logarithmic one to cover the NTC 20 kΩ resistance range? I'm not an electrical engineer so thi...
The Pt1000 Resistance Table is straightforward. NTC Thermistors, Resistance/Temperature Conversion is more complex. I know it should measure 20 kΩ at ...
Probably should have mentioned that the solar collectors are on a second floor sloping roof. Front of the house is almost on the footpath. Access to s...
I would like to know if they offer design advice and can recommend installers that might consider upgrading my existing system. There is a good supply...
Oops! Wrong pump. I have been informed that we have Grundfoss UPM3 HYBRID 25-70 180 ACA pumps. Sorry for the confusion. According to UPM3 Installation...
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Degrees of Separation
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Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
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My fifth heat pump book, Heat Pumps Explained, is out n...
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RE: Who's your electricity provider and what's your tariff?
Just furkled Into the parameter menu. Found the master ...
By AgentGeorge , 7 hours ago
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RE: Analysis of the economics of switching to an A2W ASHP compared to other heat sources
It's interesting that Norway with a much colder climate...
By Rob of York , 7 hours ago
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RE: Review your electricity provider
Happy to add Scottish Power and the review 'dont touch ...
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
Yes, and I would suggest likely to get worse with more ...
By Batpred , 2 days ago
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RE: Electricity price predictions
This topic seems more suitable for this thread... I a...
By Batpred , 2 days ago
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RE: Why are ASHP installs so expensive?
It is clearly difficult to say, there must be cases whe...
By Batpred , 2 days ago
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RE: Panasonic Free Multi Z and Etherea Internal units.
@dgclimatecontrol Thank you for that information and re...
By Toodles , 2 days ago
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RE: My Kronoterm Adapt 0312 ASHP is finally installed!
@editor It was serendipitous really. Both my wife and I...
By tomasmcguinness , 3 days ago
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@mrkfm, I'd also suggest that whenever you're ready, st...
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RE: Are you planning to use a wood burner to supplement your central heating this winter?
I use my stove daily for backup and comfort. Definitely...
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@rob-of-york Thanks. I wish I'd started on this site as...
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RE: Solar Power Output – Let’s Compare Generation Figures
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