Liquid Helium Level Sensors


United States Customer? On-line ordering is available to you!
Click on the individual Model Numbers in the table below to access Cryomagnetics' on-line ordering system!

Cryomagnetics' Line of Superconducting Liquid Helium Level Sensors offer low liquid helium consumption and proper venting in any mounting orientation. Cryomagnetics' level sensors are compatible for use with all Cryomagnetics' liquid helium level instruments including the Model LM-500 Liquid Cryogen Monitor.

Standard sensors are available in three different outside diameter sizes and in active sensing lengths from 1cm to 200cm, in integral multiples of 1cm. Each sensor has an overall length 2cm greater than the active sensing length. All standard sensors are provided with four 30cm long #30 AWG teflon insulated leads for internal cryostat connections (color-coded, twisted phosphor-bronze leads are available).

Custom sensors are also available.


lhe-sen2.gif - 10.4 K


Available Models
Model Outside Diameter Active Sensing Lengths
2D 4.76 mm O.D. (3/16") 1 to 43 cm active sensing length
3D 6.35 mm O.D. (1/4") 1 to 109 cm active sensing length
3DA* 6.35 mm O.D. (1/4") 1 to 109 cm active sensing length
4D 9.52 mm O.D. (3/8") 110 to 200 cm active sensing length
FLEX 9.52mm O.D. (3/8") Flexible Up to 200 cm active sensing length



* Features a hermetically-sealed electrical connector on top of the sensor. Top 152mm (6") of the sensor is 6.35mm (1/4") O.D. stainless steel tubing. This allows the sensor to be easily removed when used with a compression fitting installed on the dewar (not included). Click here for a picture.

 

To order, specify by:
Model Number - Active Sensing Length (cm)
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Send Mail to: sales@cryomagnetics.com
Please contact us for more information!


Cryomagnetics Logo
1006 Alvin Weinberg Drive
Oak Ridge, Tennessee 37830
USA
Phone: (865) 482-9551
Fax:     (865) 483-1253

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