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Mineral Insulated Thermocouple Cable
Mineral insulated thermocouple cables have inner conductors of Thermocouple base material as per standard ASTM E 585/ 585M and ASTM E 839.
| Number of Pair | Sheath Diameter (mm) |
Nominal Wall Thickness (mm) |
Element Diameter (mm) |
Insulation Thickness (mm) |
Insulation Resistance (MΏ) |
Sheath Material |
Conductor Type |
Insulation | Calibration Accuracy |
|---|---|---|---|---|---|---|---|---|---|
| Simplex | 1.50 | ≥ 0.15 | ≥ 0.23 | ≥ 0.11 | ≥ 1000 MΏ | SS316L
SS321 SS310 SS446 SS304 Inconel 600 Inconel 601 and others |
K Type
J Type E Type N-Type R Type S Type |
MgO (Standard Purity ≥ 97%)MgO (High Purity ≥99.4%) |
Class 1/Class 2 Accuracy as per IEC 584-2/ANSI MC 96.1/ASTM E 230 |
| 2.00 | ≥ 0.20 | ≥ 0.30 | ≥ 0.14 | ||||||
| 2.50 | ≥ 0.25 | ≥ 0.38 | ≥ 0.18
|
||||||
| 3.00 | ≥ 0.30 | ≥ 0.45 | ≥ 0.21 | ||||||
| 4.50 | ≥ 0.45 | ≥ 0.68 | ≥ 0.32 | ||||||
| 6.00 | ≥ 0.60 | ≥ 0.90 | ≥ 0.42 | ||||||
| 6.40 | ≥ 0.64 | ≥ 0.96 | ≥ 0.45 | ||||||
| 8.00 | ≥ 0.80 | ≥ 1.20 | ≥ 0.56 | ||||||
| 9.50 | ≥ 0.95 | ≥ 1.43 | ≥ 0.67 | ||||||
| 10.00 | ≥ 1.00 | ≥ 1.50 | ≥ 0.70 | ||||||
| 12.70 | ≥ 1.27 | ≥ 1.91 | ≥ 0.70 | ||||||
| Duplex | 1.50 | ≥ 0.15 | ≥ 0.18 | ≥ 0.08 | ≥ 1000 MΏ | SS316L
SS321 SS310 SS446 SS304 Inconel 600 Inconel 601 and others |
K Type
J Type E Type N-Type R Type S Type |
MgO (Standard Purity ≥ 97%)MgO (High Purity ≥99.4%) |
Class 1/Class 2 Accuracy as per IEC 584-2/ANSI MC 96.1/ASTM E 230 |
| 2.00 | ≥ 0.20 | ≥0.24 | ≥ 0.11 | ||||||
| 2.50 | ≥ 0.25 | ≥ 0.30 | ≥ 0.14 | ||||||
| 3.00 | ≥ 0.30 | ≥0.36 | ≥ 0.17 | ||||||
| 4.50 | ≥ 0.45 | ≥ 0.54 | ≥ 0.25 | ||||||
| 6.00 | ≥ 0.60 | ≥ 0.72 | ≥ 0.33 | ||||||
| 6.40 | ≥ 0.64 | ≥ 0.77 | ≥ 0.35 | ||||||
| 8.00 | ≥ 0.80 | ≥0.96 | ≥ 0.44 | ||||||
| 9.50 | ≥ 0.95 | ≥ 1.14 | ≥ 0.52 | ||||||
| 10.00 | ≥ 1.00 | ≥ 1.20 | ≥0.55 | ||||||
| 12.70 | ≥ 1.27 | ≥ 1.52 | ≥ 0.70 | ||||||
| Triplex | 3.00 | ≥ 0.30 | ≥ 0.27 | ≥ 0.12 | ≥ 1000 MΏ | SS316L
SS321 SS310 SS446 SS304 Inconel 600 Inconel 601 and others |
K Type
J Type E Type N-Type R Type S Type |
MgO (Standard Purity ≥ 97%)MgO (High Purity ≥99.4%) |
Class 1/Class 2 Accuracy as per IEC 584-2/ANSI MC 96.1/ASTM E 230 |
| 4.50 | ≥ 0.45 | ≥ 0.41 | ≥ 0.18 | ||||||
| 6.00 | ≥ 0.60 | ≥0.54 | ≥ 0.24 | ||||||
| 6.40 | ≥ 0.64 | ≥ 0.58 | ≥ 0.26 | ||||||
| 8.00 | ≥ 0.80 | ≥0.72 | ≥ 0.32 | ||||||
| 9.50 | ≥ 0.95 | ≥ 0.86 | ≥ 0.38 | ||||||
| 10.00 | ≥ 1.00 | ≥ 0.90 | ≥0.40 | ||||||
| 12.70 | ≥ 1.27 | ≥1.14 | ≥ 0.51 |
Mineral Insulated Thermocouple Cables with Precious Thermocouple:
| Resistance of Precious Metal Mineral Insulated Thermocouples in different Atmospheres | ||||||||
|---|---|---|---|---|---|---|---|---|
| Sheath Material | Thermocouple | Max.Operating Temperature | Oxygen | Nitrogen | Hydrogen | Carbon | Chlorine | Sulphur |
| Inconel 600 2.4816 | S Type | 1100°C | Good | Good | Good | Good | Good | Conditional |
| R Type | 1100°C | Good | Good | Good | Good | Good | Conditional | |
| B Type | 1100°C | Good | Good | Good | Good | Good | Conditional | |
| pt10%Rh | S Type | 1300°C | Good | Good | Conditional | Conditional | Conditional | Conditional |
| R Type | 1300°C | Good | Good | Conditional | Conditional | Conditional | Conditional | |
| B Type | 1300°C | Good | Good | Conditional | Conditional | Conditional | Conditional | |
Ordering Example
60 R SC: 6.0 mm OD, R Type compensating Conductor, Simplex, and Copper Sheath
60 SS SC: 6.0 mm OD, S Type compensating Conductor, Duplex, and Copper Sheath
