Quick Details:
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: Single / Double
Insulator: 99.6% high purity MgO
Certificate:ISO9001, IATF16949, CE
Application: connecting with thermocouple and instrument machine
Conductor material: NiCr-NiSi, NiCrSi-NiSi, NiCr-Konstantan, Fe-Konstantan,
Cu-Konstantan
Sheath material: Inconel600, 0Cr18Ni10Ti, SS304S,SS316L, SS310,SS316,GH3030, GH3039, GH747
Sheath Dia(mm): 0.5mm to 12.7mm :φ0.5,φ1.0, φ1.5(1.6), φ2.0,
φ3.0(3.2),φ4.0,φ5.0(4.8),φ6.0(6.4),φ8.0,φ12.7
Type for Sheath Wire Type K:
| 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.
Accuracy for Sheath Wire Type K
| 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℃ |
About this product:
Advantages of Thermocouples
- Wide Temperature Range: Thermocouples can measure a broad range of temperatures, from
cryogenic to several thousand degrees Celsius depending on the
type.
- Fast Response Time: They can quickly respond to temperature changes, making them
ideal for dynamic measurements.
- Simplicity and Durability: Thermocouples are generally simple in construction and can
withstand harsh environments.
- Cost-Effectiveness: They are relatively inexpensive compared to other temperature
sensors.
Applications of Thermocouples
Thermocouples are used in various applications, including:
- Industrial Process Control: Monitoring and controlling temperatures in manufacturing
processes.
- HVAC Systems: Temperature sensing in heating, ventilation, and air conditioning
systems.
- Aerospace and Automotive: Measuring temperatures in engines and exhaust systems.
- Laboratory Research: Used in scientific experiments for precise temperature
measurements.
Conclusion
Together, mineral insulated cables and thermocouples play crucial
roles in industrial and scientific applications. MI cables provide
durable and safe electrical connections in extreme conditions,
while thermocouples offer versatile and reliable temperature
measurement capabilities. Their combined use is essential for
ensuring safety, efficiency, and precision in various critical
environments.
Working Principle
The working principle of thermocouple is based on three effects,
discovered by Seebeck, Peltier and Thomson. They are as follows:
- 1) Seebeck effect: The Seebeck effect states that when two
different or unlike metals are joined together at two junctions, an
electromotive force (emf) is generated at the two junctions. The
amount of emf generated is different for different combinations of
the metals.
- 2) Peltier effect: As per the Peltier effect, when two dissimilar
metals are joined together to form two junctions, emf is generated
within the circuit due to the different temperatures of the two
junctions of the circuit.
- 3) Thomson effect: As per the Thomson effect, when two unlike
metals are joined together forming two junctions, the potential
exists within the circuit due to temperature gradient along the
entire length of the conductors within the circuit.
In most of the cases the emf suggested by the Thomson effect is
very small and it can be neglected by making proper selection of
the metals. The Peltier effect plays a prominent role in the
working principle of the thermocouple.
Product Pictures
Company Information:
A. Main Products
products details:
B. Package
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.
C. Mi cable Production line
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.
Order Notice:
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4. Customer arranges the payment for deposit and sends us bank
slip.
5. Middle Production-send photos to show the production line which
you can see your products in . Confirm the estimated delivery time
again.
6. End Production-Mass production products photos.
7. Clients make payment for balance and LEADKIN ships the goods.
Inform the tracking number and check the status for clients.
8. The order is finished perfectly when you receive the goods and
get satisfied with them .
9. Feedback to LEADKIN about Quality , Service, Market Feedback &
Suggestion. And we will do better .
