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Majordennisbloodnok
Majordennisbloodnok
@majordennisbloodnok
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Joined: Dec 31, 2021
Last seen: Aug 26, 2025
Profile Activity
Topics: 25 / Replies: 884
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Topic
PV Inverter - monitoring and control using Modbus & RS485
1 year ago
Forum
Your Home
Replies: 19
Views: 2875
Reply
RE: Local monitoring and control of inverter - gaps in understanding

And finally! Houston, we have lift-off; thanks to everyone who gave of their time to help. For reference, the pinout was wires 4 and 5 with 4 being ...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Why are heat pumps so hated?

My primary concern, though, is that if a site like this posts a podcast asking "Why are heat pumps so hated?" a newcomer looking for information will ...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Why are heat pumps so hated?

Are heat pumps, in fact, hated? I haven't seen any reliable evidence one way or another (other than Youtube vitriol, but then again I did say "reliabl...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

I wish I could claim to be young. Or, for that matter, an engineer. Failed on both counts.

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

That could be very useful to know; thanks. Yes, I've got the documentation you mentioned but to be frank I haven't looked too closely at it so far giv...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

Nope, still no joy. I'll try everything again with the other two pinouts I'm aware have met with success for some others but after that I think I'm go...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

Well worth a try; after all, I only have one device the WaveShare box can talk to so it's not a multi-device setup per se. I'll try and see what I fin...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

... Not really. In effect I've just used my home network to extend the wire. If I had a network cable coming out of the back of my PC into the WaveS...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

OK, so resurrecting this thread I've now managed to get a cable to my inverter and am now battling with pinouts. In answer to that, @cathoderay, ...

1 year ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Jokes and fun posts about heat pumps and renewables

1 year ago
Forum
Well & Truly Off The Grid
Reply
RE: Drax - the environmental catastrophe providing 5% of the UK's power

Totally agree. Of course, nationalisation brings its own unique brand of inefficiencies as well. Personally I wish I knew of a third alternative tha...

1 year ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
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