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High Temperature Thermocouple Assemblies Platinum Thermocouples and Ceramic Protection Tubes

RAT, SAT, and BAT Series

High Temperature Thermocouples | RAT, SAT, and BAT Series

High Temperature Thermocouples

TWD17,325 RAT-30-12

  • Up to 1650°C (3000°F) Rating
  • Oxidizing or Reducing Atmospheres
  • Connection Head With Terminal Block
  • Custom Probe Lengths Available
Thermocouples - View related products

Description

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)306.0 (1/4)3.0 (1/8)
RAT-24-12"R (Pt/13%Rh vs Pt)246.0 (1/4)3.0 (1/8)
RAT-20-12"R (Pt/13%Rh vs Pt)209.5 (3/8)4.5 (3/16)
SAT-30-12"S (Pt/10%Rh vs Pt)306.0 (1/4)3.0 (1/8)
SAT-24-12"S (Pt/10%Rh vs Pt)246.0 (1/4)3.0 (1/8)
SAT-20-12"S (Pt/10%Rh vs Pt)209.5 (3/8)4.5 (3/16)
BAT-30-12"B (Pt30%Rh vs Pt/6%Rh)306.0 (1/4)3.0 (1/8)
BAT-24-12"B (Pt30%Rh vs Pt/6%Rh)246.0 (1/4)3.0 (1/8)
BAT-20-12"B (Pt30%Rh vs Pt/6%Rh)209.5 (3/8)4.5 (3/16)
Note: Alumina tube shipped separately to avoid breakage. Shipped unassembled.

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
* Replacement elements include leads of sufficient length to reach terminals in head.

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
(Specify Model Number)
Part Number/Desc.
Qty
Description
Type R Thermocouple
Quick Ship
RAT-20-12
TWD104,590
Availability: 3 weeks
 
R type 20 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
RAT-24-12
TWD44,335
Availability: 3 weeks
 
R type 24 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
RAT-30-12
TWD17,325
Availability: 4 weeks
 
R type 30 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Type S Thermocouple
Quick Ship
SAT-20-12
TWD104,590
Availability: 3 weeks
 
S type 20 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
SAT-24-12
TWD44,335
Availability: 3 weeks
 
S type 24 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
SAT-24-18
Consult Sales  
Availability: 
 
 
S type 24 AWG thermocouple assembly including: 18 inch probe, ceramic tube and protection head
Quick Ship
SAT-30-12
TWD17,325
Availability: 4 weeks
 
S type 30 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Type B Thermocouple
Quick Ship
BAT-20-12
TWD124,720
Availability: 3 weeks
 
B type 20 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
BAT-24-12
TWD54,470
Availability: 3 weeks
 
B type 24 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
Quick Ship
BAT-30-12
TWD20,150
Availability: 3 weeks
 
B type 30 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head
All prices on this site are shown in Taiwan Dollars.
Note: Alumina tube shipped separately to avoid breakage. Shipped unassembled.
* Replacement elements include sufficient length to reach terminals in head
**Use part number builder below to choose assembly replacement elements.

Shorter or Longer Lengths are available. Consult Temperature Applications Engineering.
Ordering Example: (1) BAT-24-12 B type 24 AWG thermocouple assembly including: 12 inch probe, ceramic tube and protection head, TWD54,470

Option Descriptions:


(1) Thermocouple Calibration select from:
RAT for R Type Thermocouple (Pt/13%Rh vs Pt)
SAT for S Type Thermocouple (Pt/10%Rh vs Pt)
BAT for B Type Thermocouple (Pt30%Rh vs Pt/6%Rh)

(2) AWG Wire Size select from:
30 for 30 AWG Wire Size
24 for 24 AWG Wire Size
20 for 20 AWG Wire Size
Note: All combinations may not be valid, check spec sheet for valid part numbers.
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