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Derek M
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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4405
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RE: Power cut, now 2x fan motors and PCB bust

Obviously it is difficult to state with any degree of confidence what may have been the root cause of the failures, without knowing what components fa...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

@cathoderay Could you please explain more about what you term the 'Grant Administrator'? If I understand correctly what you have stated, then one ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Power cut, now 2x fan motors and PCB bust

This is quite interesting in that several points of contention raise their ugly heads. It is quite possible that during the power cut and subsequent...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

@cathoderay You've let the cat out of the bag now, mentioning the nuclear reactor. Shame on you. 😋

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

Hi James. I am in the process of tidying up the model that I created some time ago, which takes into account some of the property characteristics as...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

@iantelescope From the point of operation and control of a heat pump, it is more important to obtain the average temperature rather any slight chang...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

@iantelescope To me the cycle time is the period from the compressor starting, running, stopping and starting again. The first graph would appear...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

I have no doubt that DS18B20's work fine as you have described. I suppose much depends upon what temperatures you wish to measure and what you inten...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

@iantelescope How would I measure internal water temperature? I would install a thermowell, into which I would install a suitable temperature sens...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

Maybe you should suggest that your installer uses this system.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

The most accurate way to measure temperature would be to use a Resistance Temperature Detector (RTD) such as a PT100, which a fundamental resistance o...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

Welcome to the forum. Please feel free to ask whatever questions you wish and we will do our best to answer them.

2 years ago
Forum
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