MI Thermocouple Cable is a mineral insulated thermocouple cable that provides reliable temperature measurement and control solutions. Its models include K, N, E, J, T, B, R, S Types, which are suitable for industrial furnaces, chemical plants, power equipment, metallurgical engineering, laboratories and other fields. Excellent high temperature resistance and interference immunity, parameters include wire diameter, mineral insulation material, cable length and available thermocouple types. When purchasing, you can select the appropriate model and specifications based on specific application needs to ensure accurate and stable temperature monitoring.
Code | Wire Component of the thermocouple |
+Positive leg | - Negative Leg |
N | Ni-Cr-Si(NP) | Ni-Si-magnesium (NN) |
K | Ni-Cr(KP) | Ni-Al(Si) (KN) |
E | Ni-Cr(EP) | Cu-Ni (EN) |
J | Iron (JP) | Cu-Ni (JN) |
T | Copper (TP) | Cu-Ni (TN) |
B | Platinum Rhodium-30% | Platinum Rhodium -6% |
R | Platinum Rhodium-13% | Platinum |
S | Platinum Rhodium -10% | Platinum |
Material | Type | Grade | Working temperature (deg) | Tolerance | Standard |
Long Term | Short Term |
NiCr-NiSi | K | 1 | -40~1100 | -40~1300 | ±1.5 deg | GB/T 2614-1998 |
2 | ±2.5 deg |
NiCr-CuNi | E | 1 | -40~800 | -40~900 | ±1.5 deg | GB/T 4993-1998 |
2 | ±2.5 deg |
Fe-Constantan | J | 1 | -40~600 | -40~800 | ±1.5 deg | GB/T 4994-1998 |
2 | ±2.5 deg |
Cu-CuNi | T | 1 | -200~300 | -200~400 | ±0.5 deg | GB/T 2903-1998 |
Outer Sheath(mm) | core wire Dia.( mm) | Outer Sheath(mm)o core wire Dia.( mm) | Length(m) |
Out Dia | Wall Thickness | K,N,E,J,T Types | S,R,B Types | K,N Types | E,J,T Types | S,R Types | |
0.5 | 0.05-0.10 | 0.08-0.12 | ... | | | | | 500 |
1.0 | 0.10-0.20 | 0.15-0.20 | ... | 300 |
1.5 | 0.15-0.25 | 0.23-0.30 | ... | 200 |
1.6 | 0.16-0.26 | 0.26-0.36 | ... | 200 |
2.0 | 0.25-0.35 | 0.40-0.50 | 0.25-.030 | 180 |
3.0 | 0.38-0.48 | 0.50-0.60 | 0.30-0.40 | 80 |
3.2 | 0.48-0.58 | 0.58-0.68 | 0.30-0.40 | 75 |
4.0 | 0.52-0.62 | 0.60-0.70 | 0.35-0.40 | 70 |
4.8 | 0.73-0.83 | 0.75-0.85 | 0.40-0.45 | 40 |
5.0 | 0.78-0.88 | 0.80-0.90 | 0.40-0.45 | 40 |
6.0 | 0.98-1.08 | 0.90-1.10 | 0.45-0.50 | 30 |
6.4 | 1..05-1.15 | 1.02-1.12 | 0.45-0.50 | 30 |
8.0 | 1.30-1.44 | 1.30-1.40 | 0.45-0.50 | 20 |
12.7 | 1.75-1.90 | 1.95-2.05 | ... | 10 |
