Extremely low temperature industrial platinum-cobalt resistance thermometer R800-6, R800-7

The ultra-low temperature industrial platinum-cobalt resistance thermometer is a temperature sensor for ultra-low temperatures that uses a dilute platinum-cobalt alloy as the temperature-sensing element, and can perform precise measurements from the ultra-low temperature range (4K) to room temperature with just one sensor.

Capable of precise measurement from 4K to room temperature. Sheath type can be manufactured.

  • The R800-6 can measure temperatures up to 4K in the cryogenic range, and the R800-7 can measure temperatures up to 15K with just one sensor.
  • It has high accuracy of ±0.5 over the entire measurement range and is interchangeable.
  • The extremely fine metal capsule shape provides a robust structure, small heat capacity, and stability.
  • Because it has four conductors, precise measurements can be made using a DC potentiometer, etc.
  • Dedicated indicators, recorders, and controllers are available.
  • Combination calibration with the above instrument is possible at the He point.

Specifications

Temperature Sensitive Element Platinum-cobalt dilute alloy
Measurement temperature R800-6: 4K to 375K
R800-7: 15K to 375K
resistance at 0℃ 100Ω±0.15Ω
Tolerance ±0.5k (refer standard resistance value table)
Specified current 1mA DC
Sensitivity Min0.09Ω/K (at 12K) Max. 0.40Ω/K
Repeatability Within 10mk
Temperature sensing section structure Spiral coil type Alumina ceramic structure
Protective tube Capsule type Gold plated brass φ2×23mm
Lead 4-wire polyester-coated copper wire φ0.2×L1000mm

Download Documents & Softwares

Catalog

Specification Sheet (PS Sheet)

  • English) R800-6/R800-7 Platinum-Cobalt resistance thermometer for Industrial Use at Very Low Temperatures
    ファイルサイズ1MB
    Document No.
    PSE-448

CAD Data

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Instruction Manual

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  • Extremely low temperature industrial platinum-cobalt resistance thermometer R800-6, R800-7
    ファイルサイズ1MB
    Models
    R800-6R800-7
    Document No.
    R8-01-5
    Downloads
  • English)R800-6,R800-7 For measuring a cryogenic temperature Resistance thermometer
    ファイルサイズ1MB
    Models
    R800-6R800-7
    Document No.
    INE-487-P0
    Downloads

Softwares

Application Examples

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