The sensor for LN2 is not necessary becuase the LN2 has to be added weekly. The
important one is the LHe sendor. But be sure that it can be turnned off,
becuase the LHe evaporation rate increases considerably if the sensor is always
on.
Have a nice day,
JOE
On Jul 31, 3:10pm, Bill Thurmes wrote:
> Subject: cryogen sensors
> We're planning to purchase a new NMR, and I'm considering getting one
> with sensors for the cryogens. Do those of you who have them like them
> or not?
>
> --Bill
>
> Bill Thurmes 2602 Clover Basin Dr. Phone:(303)772-2191
> Sr. Research Chemist Longmont, CO 80503 Fax: (303)772-2193
> Displaytech, Inc. thurmes@displaytech.com www.displaytech.com
> "We live in a society exquisitely dependent on science and technology, in
> which hardly anyone knows anything about science and technology."
> -- Carl Sagan
>
>-- End of excerpt from Bill Thurmes
-- ____________________________________________________________JOSE R. MARTINEZ ORTIZ Tel. (787)764-0000 x4819 UNIVERSITY OF PUERTO RICO joenmr@uprnmr1.chem.uprr.pr DEPT. OF CHEMISTRY joenmr@worldnet.att.net PO Box 21352 UPR Station joenmr@latino.com San Juan PR 00931-1352 http://home.att.net/~joenmr/ http://uprnmr1.chem.uprr.pr ____________________________________________________________