In article , John
Rumm writes
tony sayer wrote:

I think that the original poster wanted something that would monitor
voltages in his heating system which a simple UPS won't do all that
well..

If voltage is what he is interested in, then they actually keep detailed
logs... he may also find it cheaper than dedicated lan aware A to D kit.


Well he did say voltages within his heating system, so that implies more
than one voltage and not necessarily just the supply voltage

pedant mode =0
--
Tony Sayer