geoff wrote:
In message , Alan
writes
Data logger is the Resol DL1, which cost about £150. It's just a data
connecton to the solar controller, and has 2mb memory on board. Enough
for
about 3 months of readings, taken every 5 minutes, of 18 variables
such as
temperatures, pump speeds, heat transferred etc.


all that in 1/500th of a byte ?

cunning

If you take that as 2M Bytes, then that allows about 80 bytes per record...

--
Cheers,

John.

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