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Reference Resistance:Other RTD Temperature Probes Datasheets


R800 Series -- R800-0
from CHINO Works America Inc.

The R800 series standard platinum resistance thermometers conforming to the International Temperature Scale, 1990 (ITS-90) have been commercialized under the guidance of the National Research Laboratory of Metrology.[See More]

  • Element Material: Platinum 
  • # of Lead Wires Per Element:
  • Reference Resistance: 2.55 Ohms 
  • Element Configuration: Single Element 
View Datasheet
Quartz-Sheath SPRT -- 5681
from Fluke Corporation, Hart Scientific Division

This 25-ohm thermometer is the workhorse of the ITS-90 ranges. It can be calibrated for any of the subranges from the triple point of argon to the freezing point of aluminum. The 5681 meets the ITS-90 requirements for resistance ratios as follows: W(302.9146 K) 1.11807 and W(234.3156 K) 0.844235...[See More]

  • Element Material: Platinum 
  • # of Lead Wires Per Element:
  • Reference Resistance: 25.5 Ohm 
  • Sensed Temperature: -328 to 1238 F
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Standard Platinum Resistance Thermometer -- Model 670SQ
from Isotech North America

This is the first new thermometer, after the introduction of ITS-90, to be specifically designed to give optimum performance up to the aluminum point. Its construction permits the four internal platinum lead wires to expand and contract in the same manner as those of silver-point thermometers. The...[See More]

  • Element Material: Platinum 
  • # of Lead Wires Per Element:
  • Reference Resistance: 100 Ohms (Most Common); 25.5 
  • Element Configuration: Single Element 
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Cryogenic Capsule PRT -- S1059PJ
from Minco

Laboratory accuracy from -260 to 660°C (-436 to 1220°F) True strain-free elements Reference grade accuracy at affordable prices Traceable to NIST (National Institute of Standards and Technology)...[See More]

  • Element Material: Platinum 
  • # of Lead Wires Per Element:
  • Reference Resistance: 25.5 Ohm 
  • RTD Temp. Coefficient (Alpha): 0.0039 #
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RTD and Thermistor -- Style RB
from Watlow®

Watlow's platinum resistance elements are specially designed to ensure precise and repeatable temperature versus resistance measurements. The sensors are made with controlled purity platinum wire and high purity ceramic components. They are constructed in a unique, strain-free manner. Several RTD...[See More]

  • Element Material: Platinum 
  • Element Configuration: Single Element 
  • # of Lead Wires Per Element: 3 (optional feature); 4 (optional feature) 
  • Sensed Temperature: -58.00 to 500 F
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