On Monday 20 January 2003 17:19, somebody wrote
> Hi,
>
> I am looking for a NTC 10k, beta-value is 3300 (approx) - small glass
> case. Any idea where I can get one suitable? (I am repairing a
> temperature probe).
>
> More details:
> I connected a adjustable resistor to the probe contacts and measured
> these resistance values:
> 4k2 50�C
> 10k 25�C
> 18k 10�C
> 27k4 0�C
> The beta-value is around 3300 (I guess). Unfortunately I only find
> NTCs with betas of 3900 (32.5k at 0�C and 3.6k at 50�C) (philips,
> epcos). The precision should be around 1%.

Check the catalogs, Matthias. Somebody specified a standard type. BTW, 
what temprature are you controlling at? You only need it on the graph 
around that point, you know. Here's a messer talking. The engineer in 
you will want it on the graph from absolute zero up; Be a messer - it's 
easier ;-).

-- 
Regards,

Declan Moriarty.
-- 
Author: Declan Moriarty
  INET: [EMAIL PROTECTED]

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