High Temperature Thermocouple Assemblies Platinum Thermocouples and Ceramic Protection Tubes
Volume discounts available
Volume Discount Schedule
| Quantity | Price each |
|---|---|
| 1-9 | $549.37 |
| 10-24 | $521.90 |
| 25-99 | $494.43 |
| 100-499 | $466.96 |
| 500-999 | $439.50 |
| 1000+ | $412.03 |
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- Up to 1650°C (3000°F) Rating
- Oxidizing or Reducing Atmospheres
- Connection Head With Terminal Block
- Custom Probe Lengths Available
- XDH-* and BARE-* are replacement elements/insulators not the complete assembly
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Category
Thermocouple Type
Process Temperature Range
Sensor Application
Process Connection Size
Sheath Material
Junction Type
Probe Diameter
Probe Length
Wire Gauge
Termination Connection Type
Product Specs
Type R, S, or B Platinum Thermocouple enclosed in a high purity alumina protection tube. Standard construction includes cast iron NB1-2 connection head and 1/2" NPT fitting. For use at temperatures up to 1650°C (3000°F). Elements are insulated by a double bore high purity hard-fired alumina insulator.
Assemblies
| Model Number | Thermocouple Calibration | AWG Wire Size | Protection Tube OD mm (in.) | Insulator OD mm (in.) |
| RAT-30-12" | R (Pt/13%Rh vs Pt) | 30 | 6.0 (1/4) | 3.0 (1/8) |
| RAT-24-12" | R (Pt/13%Rh vs Pt) | 24 | 6.0 (1/4) | 3.0 (1/8) |
| RAT-20-12" | R (Pt/13%Rh vs Pt) | 20 | 9.5 (3/8) | 4.5 (3/16) |
| SAT-30-12" | S (Pt/10%Rh vs Pt) | 30 | 6.0 (1/4) | 3.0 (1/8) |
| SAT-24-12" | S (Pt/10%Rh vs Pt) | 24 | 6.0 (1/4) | 3.0 (1/8) |
| SAT-20-12" | S (Pt/10%Rh vs Pt) | 20 | 9.5 (3/8) | 4.5 (3/16) |
| BAT-30-12" | B (Pt30%Rh vs Pt/6%Rh) | 30 | 6.0 (1/4) | 3.0 (1/8) |
| BAT-24-12" | B (Pt30%Rh vs Pt/6%Rh) | 24 | 6.0 (1/4) | 3.0 (1/8) |
| BAT-20-12" | B (Pt30%Rh vs Pt/6%Rh) | 20 | 9.5 (3/8) | 4.5 (3/16) |
Replacement Elements for Assemblies Shown Above
| Type of Element | AWG Wire Size | Insulator 99.7% + Al2O3 | Type S Pt/10%Rh-Pt | Type R Pt/13%Rh-Pt | Type B Pt/30%Rh- Pt/6%Rh |
| Bare wires (No Insulators) | 20 24 30 | N/A N/A N/A | BARE-20-S-12 BARE-24-S-12 BARE-30-S-12 | BARE-20-R-12 BARE-24-R-12 BARE-30-R-12 | BARE-20-B-12 BARE-24-B-12 BARE-30-B-12 |
| Double-Hole Round Insulators | 20 24 30 | XDH-20 XDH-24 XDH-30 | XDH-20-S-12 XDH-24-S-12 XDH-30-S-12 | XDH-20-R-12 XDH-24-R-12 XDH-30-R-12 | XDH-20-B-12 XDH-24-B-12 XDH-30-B-12 |
Wire Size Conversion
| AWG | Actual Diameter |
| 6 8 10 12 14 16 18 20 22 24 26 30 | 4.1 mm (0.162") 3.2 mm (0.128") 2.5 mm (0.102") 2.0 mm (0.081") 1.6 mm (0.064") 1.2 mm (0.051") 1.0 mm (0.040") 0.8 mm (0.032") 0.6 mm (0.0253") 0.5 mm (0.0201") 0.41 mm (0.0159") 0.25 mm (0.0100") |
View the Thermocouple Accuracy and Color Code charts