Ningbo Leadkin Instrument Complete Sets of Equipment Co., Ltd.
Experts and innovators to solve the thermal control system
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Type: K/N/E/J/T/S/R/B
Place of Origin: Zhejiang, China (Mainland)
Accuracy: I-0.4%t, II-0.75%t, III-1.5%t
Core number: 2,3,4,6
Inorganic mineral insulating lead material: Ni, Cu
Insulator: 99.6% high purity MgO
Certificate:ISO9001, IATF16949, CE
Application: connecting with thermocouple and instrument machine
Sheath material: 0Cr18Ni10Ti, SS304S,SS316L,SS316, Cu
Sheath Dia(mm): φ3.0, φ4.0, φ6.0, φ8.0
| Product Name | Code | Type | Shaeth Material | Outside Dia. | Temperature |
| NiCr-NiSi /NiCr-NiAl | KK | K | SS304 SS316 | 0.5-1.0 | 400 |
| 1.5-3.2 | 600 | ||||
| 4.0-8.0 | 800 | ||||
| SS310 Inconel600 | 0.5-1.0 | 500 | |||
| 1.5-3.2 | 800 | ||||
| 4.0-6.4 | 900 | ||||
| 8.0-12.7 | 1000 | ||||
| NiCrSi-NiSi | NK | N | SS304 SS316 | 0.5-1.0 | 400 |
| 1.5-3.2 | 600 | ||||
| 4.0-8.0 | 800 | ||||
| SS310 Inconel600 | 0.5-1.0 | 500 | |||
| 1.5-3.2 | 800 | ||||
| 4.0-6.4 | 900 | ||||
| 8.0-12.7 | 1000 | ||||
| NiCr-Konstantan | EK | E | SS304 SS316 | 0.5-1.0 | 400 |
| 1.5-3.2 | 600 | ||||
| 4.0-8.0 | 800 | ||||
| Fe-Konstantan | JK | J | SS304 SS316 | 0.5-1.0 | 400 |
| 1.5-3.2 | 600 | ||||
| 4.0-8.0 | 800 | ||||
| Cu-Konstantan | TK | T | SS304 SS316 | 0.5-1.0 | 400 |
| 1.5-3.2 | 600 | ||||
| 4.0-8.0 | 800 | ||||
| RhPt10-Ph | SK | S | Inconel600 | 6.0-12.7 | 1100 |
Different temperature measuring media and service conditions have an impact on the service life and temperature range of armored thermocouples, the data in the table is only recommended data.
| Type | Class I | Class II | ||
| Accuracy | Temp.Range | Accuracy | Temp.Range | |
| K | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
| ±0.4% | 375℃-1000℃ | ±0.75% | 375℃-1000℃ | |
| N | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
| ±0.4% | 375℃-1000℃ | ±0.75% | 375℃-1000℃ | |
| E | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
| ±0.4% | 375℃-800℃ | ±0.75% | 375℃-800℃ | |
| J | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
| ±0.4% | 375℃-800℃ | ±0.75% | 375℃-800℃ | |
| T | ±0.5℃ | -40~125℃ | ±1.0℃ | -40~125℃ |
| ±0.4% | 125℃-350℃ | ±0.75% | 125℃-350℃ | |
| S | 0-1100℃ | ±1.0℃ | 0-1100℃ | ±1.5℃ |
Configuration:
Thermocouple cables can come in various configurations, including single pair (one thermocouple) or multi-pair (multiple thermocouples in one cable).
Shielding:
Some thermocouple cables are shielded to minimize electromagnetic interference (EMI), which can affect the accuracy of temperature readings, especially in industrial environments.
Color Coding:
Thermocouple cables are often color-coded to indicate the type of thermocouple they are compatible with. For example, Type K thermocouples typically use yellow insulation.
Applications:
Thermocouple cables are used in a wide range of applications, including HVAC systems, manufacturing processes, food processing, and scientific research where precise temperature monitoring is critical.
Important Considerations:
Calibration: Ensure that the thermocouple and the associated cable are properly calibrated to maintain measurement accuracy.
Length: The length of the thermocouple cable can affect accuracy. Longer cables may introduce voltage drops, so it's important to use appropriate lengths based on the application.
Environment: Consider the environmental conditions (e.g., exposure to chemicals, humidity, and temperature extremes) when selecting the appropriate thermocouple cable.
Choosing the right thermocouple cable is vital for ensuring accurate temperature measurements and maintaining the reliability of your temperature monitoring systems.
Types of MI Cables for Thermocouples:
Type K MI Cable
Composition: Uses Chromel (nickel-chromium alloy) and Alumel (nickel-aluminum alloy).
Temperature Range: -200°C to +1260°C (-328°F to +2300°F).
Applications: Widely used in industrial applications, food processing, and general-purpose temperature measurement.
Type N MI Cable
Composition: Comprises Nicrosil (nickel-chromium-silicon alloy) and Nisil (nickel-silicon alloy).
Temperature Range: -200°C to +1300°C (-328°F to +2372°F).
Applications: Suitable for high-temperature measurements and environments prone to oxidation.
Type E MI Cable
Composition: Consists of Chromel and Constantan (copper-nickel alloy).
Temperature Range: -200°C to +900°C (-328°F to +1652°F).
Applications: Ideal for cryogenic applications and environments with high magnetic fields.
Type T MI Cable
Composition: Made of Copper and Constantan.
Temperature Range: -200°C to +350°C (-328°F to +662°F).
Applications: Best suited for low-temperature applications, including cryogenic environments.
Type J MI Cable
Composition: Composed of Iron and Constantan.
Temperature Range: -40°C to +750°C (-40°F to +1382°F).
Applications: Limited usage in vacuum or inert atmospheres due to potential oxidation of iron.
Type S MI Cable
Composition: Made from Platinum and Rhodium (typically 10% Rhodium).
Temperature Range: 0°C to +1600°C (32°F to +2912°F).
Applications: High-precision applications, often used in laboratories and industrial processes requiring high-temperature measurement.
We add heat shrink tubing and plastic film to make sure high insulated resistance.
Except marking notes, we also have pass card and test report for every coil cable.
We have high - quality professional products, as well as advanced product lines and equipments. All of the products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.Along the increasing market demands, we continuously satisfy customers by updating products to improve prouduction systems, improve quality.
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