MI Thermocouple Element

Bahan baku utama untuk pembuatan thermocouple. Mineral Insulated Tempsens tersedia dalam semua tipe Thermocouple K N J T E. Dibuat sesua dengan standard ASTM E 585/585M dan ASTM E 839. Tersedia juga dalam berbagai pelindung atau sheath material SS316 SS310 Inconel 600 Nicrobel

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

 

Standard Deviation of Mineral Insulated Thermocouple Cable as per IEC 584-2

Type Temperature Range Tolerance for Class 1 Accuracy Tolerance for Class 2 Accuracy
K/N -40°C to +1100°C +/- 1.5°C or +/-0.004(t) +/- 2.5°C or +/-0.0075(t)
J -40°C to +750°C +/- 1.5°C or +/-0.004(t) +/- 2.5°C or +/-0.0075(t)
T -40°C to +350°C +/- 0.5°C or +/-0.004(t) +/-1.0°C or +/-0.0075(t)
N -40°C to +800°C +/- 1.5°C or +/-0.004(t) +/- 2.5°C or +/-0.0075(t)
R/S 0°C to +1600°C +/-1°C or +/-[1+0.003(t-1100)] +/- 1.5°C or +/-0.0075(t)

Mineral Insulated Thermocouple Cables with Precious Thermocouple:

Resistance of Precious Metal Mineral Insulated Thermocouples in different Atmosphere
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
RType 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
BType 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

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