Yessir, if you do stricly follow the instructions from the thermocouple
manufacturer. See e.g. the presentation from Omega that I recommended.
Some failures you can do, see page 6(16):

http://www.jumo.de/__C1256CE50036DD09.nsf/4C48EFC7025D021CC1256CF300480F4A/4
F5573252D63DBC8C1256CEF004EBA93/$file/t90.1000gb.pdf?OpenElement


Inge




-----Ursprungligt meddelande-----
Från: TechNet [mailto:[log in to unmask]] För Blair Hogg
Skickat: den 3 oktober 2007 19:46
Till: [log in to unmask]
Ämne: Re: [TN] SV: [TN] Thermocouple Longevity?

Would that mean it would be prudent (if not required) to have the 
thermocouples as a calibrated measuring device under the organizations 
calibrations system?

Blair

On Wed, 3 Oct 2007 15:18:10 +0200, Hernefjord Ingemar 
<[log in to unmask]> wrote:

> 
>My opinion too. As I said in earlier mail: 
>
>"Degradation after 5 cycles is not possible, because the reactions I
>point at are too slow at the low temperature. But, again, 
thermocouples
>degrade slowly..."
>
>Inge
>
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Guy Ramsey
>Sent: den 3 oktober 2007 15:09
>To: [log in to unmask]
>Subject: Re: [TN] SV: [TN] Thermocouple Longevity?
>
>
>
>While Murphy was an optimist, I maintain that the auditor expecting
>Steve to change thermal couples after five excursions is misinformed.
>

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