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william1066
@william1066
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Joined: Jan 5, 2023
Last seen: Feb 13, 2024
Profile Activity
Topics: 0 / Replies: 206
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RE: Samsung ASHP scheduling help

I may review my decision about this over time. [Circulator] Pump modbus is over TCP/IP, the Heat Pump is over RS485. Screen shot is of flow rate x 2...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

There seem to be multiple views on this, simple cheap two wire, shielded and grounded at one end only, shielded and grounded on both ends. I decided ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

@tomc I think I have solved my problem. If you want flow rate, outside temperature and a couple of others, it seems these are in the group of "New Mo...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

@cathoderay I have been a Home Assistant for many years, and there is a bit of learning curve. All you will need is a PC or RPi, then install the f...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

I think I worked it out, I need to enable the register messages before the flow rate, and some other registers will start working. Did not page far ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

I now have the modbus connected and installed in my Samsung 16kW Gen6. I wondered if you could share your modbus config. I have all the config set ...

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

I am struggling to understand why heat pumps can't be installed properly. I have a pretty old house where the insulation level is measured by "wind c...

2 years ago
Forum
Introductions, Forum Rules & Updates
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RE: Route of primary heat circuit through block and beam floor

You need to check the building regs on that. Not block and beam, but we did have 100mm concrete 150mm celotex and 100mm concrete, this for a poli...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 15mm piping and the need for flow separation

Exactly. I don't have the experience to know the "practical tricks of the trade" as it were, just a background that makes the maths relatively easy ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 15mm piping and the need for flow separation

@mike-h With your Internal Diameter of 20.6 and flow of 22 you have a speed of 1.1 m/s. That will give you 6.27 kW of heat at dT 5. I will, at some ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Lobby the government for a realignment of electricity costs v gas

I wonder what CoP they are using and whether they are taking into account the future cost of the CO2 emitted. I suspect that there will be house/l...

2 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: 15mm piping and the need for flow separation

You can wear more clothes or move your house to a warmer location 🤣 Yup, I did that already, and should have put in 35mm not 28mm (at least to th...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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