[Stoves] Infra-red thermometer choice and supply

[Steve Taylor]

On 18 December 2012 14:36, Crispin Pemberton-Pigott <crispinpigott at gmail.com
> wrote:

> Dear Damien****
>
> ** **
>
> The limit on the infrared thermometers is the number of digits in the
> display, not the ability to ‘see’ the hot surface.****
>
> ** **
>
> If there are only 3 digits it can’t display values over >1000.****
>
>
>
>
> Sorry Crispin, that's not true. The spectrum of the emiission changes, and
the sensor materials used for  low temperature IRs can't cope.

I use precision IR thermometers for operation at between 500 and 2000C,
they have no sensitivity below 500C.
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