Last seen: Sep 19, 2024
@john-connett What is the problem with the old controller?
@john-connett Hi John. It would appear that there are several possible solutions. You could go down the digital route using something like a digit...
@iantelescope Do you have Glycol in the primary circuit?
@john-connett The software part is simple, but how do you output actual resistance? I assume that both the old and new controllers are passing a s...
@john-connett It may be possible to build a simple electronic circuit that could emulate a NTC 20k thermister from a PT 1000 Resistance Temperature ...
@iantelescope For most efficient heat transfer, the primary inlet should be at the top so that the water is cooling as in flows down to the exit at ...
@iantelescope A photo would be useful.
Probably the easiest solution would be to see if you can find a NTC 20k sensor that is housed in a probe with the same physical dimensions as the PT 1...
As you state, it is not so much orientation as flow direction. If the PHE is mounted vertically, the flow from the heat pump should enter at the top...
Our hot water cylinder is at present at a temperature of 69.3C, heated solely from solar PV generation via our Immersun power diverter. Obviously th...
The fact that the app is greyed out could be because the controller is not receiving data from the missing item. The Outside Air Temperature (OAT) sen...
Is the missing device a thermostat or a temperature sensor?
Latest Posts
-
Eventually, all the figures are up for considerable lee...
By Majordennisbloodnok , 14 minutes ago
-
RE: Who's your electricity provider and what's your tariff?
This only really applies if the end user is someone who...
By Sheriff Fatman , 24 minutes ago
-
RE: Refrigerant R32, is it now banned in the EU from 1st Jan 2027 for monobloc ASHPs?
This has been delayed from what I believe to be this ye...
By dgclimatecontrol , 2 hours ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@andrewj I set the weather compensation curve to Hot We...
By HarrisonC , 2 hours ago
-
RE: Are We Sleepwalking Into Another Race to the Bottom?
this is why I provided current flow temperatures in the...
By ksim , 2 hours ago
-
RE: Why Millions of UK Homes Struggle With Heat Pumps
There's many homes that would be quite a disruption for...
By dgclimatecontrol , 2 hours ago
-
RE: Ecodan unable to hit legionella target temp - what's the consensus?
@rhh2348 ...maybe this option is what you want? Alter...
By benson , 3 hours ago
-
RE: Free Ecoheat Heat Pump Install
@old_scientist This does make the unit smaller as the b...
By dgclimatecontrol , 3 hours ago
-
OVO ending its Heat Pump Plus Tariff
I've just been emailed this by OVO: We’re sorry to ...
By Alex_N , 6 hours ago
-
RE: Ecodan - Legionella Operation Time and Target Temperature
@old_scientist hiya mate, did you ever get to the botto...
By 9jwr9 , 9 hours ago
-
RE: Advice on internal circulation pump noise
Welcome and I am sorry you are having this problem. &...
By JamesPa , 16 hours ago
-
RE: Heat Pump Heats the House… But It’s Not Cosy. Emitter Changes or System Tweak?
@alastair, in short, no, increasing emitter capacity wo...
By Mars , 19 hours ago
-
RE: Setback savings - fact or fiction?
Hi @cathoderay - this is a good discussion! I feel like...
By RobS , 20 hours ago
-
RE: Configuring third party dongle for Ecodan local control
@majordennisbloodnok I think the HPDHD diagnosis may be...
By Sheriff Fatman , 22 hours ago
-
RE: External pipework insulation
I don't think we can tell from a photo whether your exi...
By Transparent , 22 hours ago
-
RE: Controlling Daikin Altherma via P1P2 and Home Assistant
@majordennisbloodnok That’s correct. I can’t find anywh...
By weoleyric , 1 day ago
-
RE: A Smarter Smart Controller from Homely?
@papahuhu I hope you get a swift resolution. Regards, T...
By Toodles , 2 days ago
-
RE: Poll for Time of Use, tariffs, technology
That’s fine by me too Major, I feel it is a sad reflect...
By Toodles , 2 days ago
