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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: Samsung ASHP scheduling help

@iancalderbank Since there can only be one Master and up to 31 Slaves in a basic Modbus system, which of your devices is the Master?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Smart meter installation – seamless or a potential nightmare?

Personally I would not wait to install solar PV, since you should reap more financial benefit from the energy that you do not have to buy from the gri...

2 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Octopus Energy Heat Pump Quote

The lowest LWT is often dictated by heating the coldest room to the desired temperature. A room by room heat loss calculation should determine the hea...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Energy Heat Pump Quote

I don't yet have a Sunamp, though I am considering one for the future. One of the reasons that I suggested that you could consider one is that I belie...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Flawed ground source heat pump system: low pressure faults and high running costs

Why am I not surprised to hear that.

2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Samsung ASHP scheduling help

@iancalderbank You may also find this informative.

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

@iancalderbank I presume that you are aware that Modbus registers are 2 byte - 16 bit. You could try this sniffer software using the trial period.

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

Could you please expand on the above, preferably with examples.

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

@iancalderbank Hi Ian, Unfortunately I cannot see what is happening at your end, so must wait for your response. A copy of the data that you have ...

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

@iancalderbank So what did you find in address register 64?

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

@iancalderbank I would also suggest that you perform a 'read' of all address register from 1 to 100, noting the value found in each. The values can ...

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

@iancalderbank I would suggest that you check the following:- 'Restrictions on the remote control' in address 64. If it is set to anything other t...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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