My understanding is that the device can be expected to see 170 C.

regards,

Graham Collins
Senior Process Engineer
Sunsel Systems
(902) 444-7867 ext 211

On 6/4/2014 4:51 PM, Stadem, Richard D. wrote:
> What temperatures will the device see (both external and internal) in the field?
> There are companies that make equipment for monitoring lava temperatures. If they can do that, then the inside of an oil well should be pretty ho hum.....
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Graham Collins
> Sent: Wednesday, June 04, 2014 2:19 PM
> To: [log in to unmask]
> Subject: [TN] high temp environment
>
> Hello Technet!
> We are discussing an opportunity with a customer who is looking at placing an instrument down-hole in an oil well, hence a high temp environment.  Are there any good resources around to help me with this one?  Obviously I need high temp solder (Sn96Ag4?), the components will have to be carefully picked, and we will need PWBs that will be OK at high temp (polyimide?).
>
> I've got some homework to do! :-)
>
> --
> regards,
>
> Graham Collins
> Senior Process Engineer
> Sunsel Systems
> (902) 444-7867 ext 211
>
>
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