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...
Latest Posts
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RE: Radiators downstairs are cooler at the bottom after ASHP install
@melonbuffet Hi, this sounds great is you are getting 5...
By ASHP-BOBBA , 2 hours ago
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RE: 5 Star Service from Havenwise
... a mode of operation which increases losses due to p...
By Transparent , 3 hours ago
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RE: Commencing on an ASHP Installation Process
Thank you for the kind feedback.Perhaps the government ...
By Sheriff Fatman , 4 hours ago
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RE: Why Your MCS-Certified Installer Might Not Be As Competent As You Think
Thanks for the inputs, much appreciated, Heat Pump -...
By adisharma , 5 hours ago
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RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
I believe there's another reason that network upgrades ...
By Transparent , 19 hours ago
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RE: What’s the modern take on advised types of insulation?
@jeff I am sorry @jeff if I have misunderstood what you...
By Toodles , 23 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@editor Cobbler’s Mantra that!
By Toodles , 1 day ago
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RE: Renewables & Heat Pumps in the News
Australia Blue, the first wind farm in Western Victoria...
By Morgan , 2 days ago
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RE: Flow rate discrepancy between ASHP and manifold
That's useful thanks, I hadn't seen that table before. ...
By AshRolls , 3 days ago
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In principle I agree, @johnmo, but with provisos. The...
By Majordennisbloodnok , 3 days ago
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RE: Heat pump installation and BUS Grant timings
@jamespa Thats how I understood it too. 🙂
By ASHP-BOBBA , 3 days ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
@sallyl That sounds about right if they are re-filling ...
By Brendon Uys , 3 days ago
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RE: Enabling WiFi: Samsung ASHP on Smart Things App
I would switch it off and see if anyone noticed. We use...
By Anonymous 5011 , 4 days ago
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I wouldn't be so sure about that. Heat pump designers ...
By JamesPa , 4 days ago
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RE: Jokes and fun posts about heat pumps and renewables
@toodles they're a rowdy bunch!
By Mars , 4 days ago
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RE: Home energy storage & battery register
@jamespa To a certain extent, by exporting to the grid ...
By Toodles , 5 days ago
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RE: Forum updates, announcements & issues
@editor Fairy Nuff Mars, I doubt that my ramblings woul...
By Toodles , 6 days ago
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RE: Confusion about heat pump sizing
We’ve published a deep dive into heat pump sizing, and ...
By Mars , 6 days ago
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We’ve published a deep dive into heat pump sizing, and ...
By Mars , 6 days ago
