Cryocon Navigation Bar Home Distributors
Home
Data Sheet (PDF)

R500 Ruthenium-Oxide Temperature Sensor

Specifications

Product Downloads
Ordering Info
Electrical  
Temperature Range <50mK to 40K, monotonic to 273K.
Interchangeability Conforms to the Cryo-con R500 standard curve without special calibrations.
Excitation Constant-Voltage AC excitation only.
  Above 1.5K: 10mV.
  1.0K to 200mK: 1.0mV to 100µV
  200mK to 100mK: 100µV to 20µV
  100mK to 50mK: 20µV to 10µV
Ionizing Radiation Low susceptability to ionizing radiation.
Typical Response
Temp (K)
Ohms
Ohms/K
50mK
30K
-63K
100mK
13K
-146K
200mK
7K
-31K
5.0K
1.3K
-58
20.0K
1.1K
-4.1
Use in magnetic
  fields
Extremely low. Useful in magnetic fields to 16T with a small but predictable temperature shift.
Accuracy  
Band A 50mK: ±10mK
1.5K: ±60mK
4.2K: ±100mK
20K: ±1.0K
Uncalibrated 50mK: ±10mK
1.5K: ±100mK
4.2K: ±200mK
20K: ±1.0K
Canister Package  
Physical 0.200" x 0.095" cylendar.
Material Gold plated Oxygen Free Hard Copper (OFHC).
Bonding Stycast® epoxy.
Leads 36 inch, 36AWG Phosphor-Bronze. Four-lead color coded cryogenic ribbon cable.
   Insulation: Formvar®. Lead bonding is Butyl.
Mounting Install into a 0.101" diameter hole. Place a small amount of Apiezon® N grease
  in the hole beforeinserting the sensor.
CalGen™ and Cryo-Con™ are registered trademarks of Cryogenic Control Systems, Inc. All other product and company names are trademarks
or trade names of their respective companies.
Tel: (858) 756 3900   Fax: (858) 759 3515   
Specifications subject to change without notice. ©Cryogenic Control Systems, Inc. 1998 - 2008.