MI Thermocouple Cable is a specially designed mineral insulated thermocouple cable primarily used in temperature measurement and control applications. It has excellent high temperature resistance and anti-interference capabilities, providing reliable temperature sensing solutions in harsh environments. The MI Thermocouple Cable product line includes a variety of models suitable for industrial furnaces, chemical plants, power equipment, metallurgical engineering and laboratories. Key parameters include temperature range, wire diameter, mineral insulation material, cable length and thermocouple type. When purchasing, you can select the appropriate model and specifications based on specific application needs.
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 |
