Name: China Cummins Generator Set Temperature Sensor Qsk23 Qsk38 Qsk45 Qsk50 Qsk60 Qsk50-G4 Kta38 Kta50 Qsk60 Qsk78 4954450 3408544 4326918 Factory - Good Price - Kyson
Brand: Kyson
SKU: 244388863

Chongqing Kyson Machinery Equipment Co., Ltd. is one of the leading manufacturers and suppliers of cummins generator set temperature sensor qsk23 qsk38 qsk45 qsk50 qsk60 qsk50-g4 kta38 kta50 qsk60 qsk78 4954450 3408544 4326918 in China. With abundant experience, our factory offer high quality products made in China with competitive price. Welcome to place an order.

Description

Technical Specification & Payment and Trade Terms & Delivery and Packaging

Desc.	Temperature Sensor	Part No	4954450 3408544 4326918
Brand Name	Cummins, Detroit, DCEC, CCEC, XCEC etc.	Other parts	pls contact freely if you need other P/N
Engine Type	Diesel engine, Gas engine, Diesel Generator, Marine engine, Construction engine Pump engine etc.	Spare Type	Wearing spare parts, maintenance tools, repair kit, upper and lower engine gasket kit.
Condition:	Original and brand new	Applicatble industriy	Retail, marine engines, Construction works , Energy & Mining etc
Key Word:	Original spare parts and engine repair tool kits	Trade terms	FOB EXW CIF DDU DDP, Door to door is available in some countries.
Delivery time:	Most parts are in stock, bulk order based on qty	Payment	T/T, L/C, D/A, Alipay, Western Union, Paypal etc.
Place of origin	China/USA/Japan/Austria/Mexico	Package	Neutral or original packaging
About the product	Cummins Generator Set Temperature Sensor Qsk23 Qsk38 Qsk45 Qsk50 Qsk60 Qsk50-G4 Kta38 Kta50 Qsk60 Qsk78 4954450 3408544 4326918 To achieve reliable temperature measurement, selecting the appropriate temperature sensor is crucial. Commonly used temperature sensors include thermocouples, thermistors, platinum resistance temperature detectors (RTDs), and temperature integrated circuits (ICs). Below is a detailed comparison of the characteristics of thermocouples and thermistors. 1. Thermocouples Thermocouples are among the most widely used temperature sensors due to their wide temperature range and adaptability to various environmental conditions. They are robust, cost-effective, and do not require an external power supply, making them one of the most economical options. A thermocouple consists of two dissimilar metal wires joined at one end. When this junction is heated, a voltage difference is generated in the circuit, which can be measured and converted into a temperature reading. However, the relationship between voltage and temperature is nonlinear, necessitating a second measurement for a reference temperature (Tref). This reference temperature is used in conjunction with software or hardware within the measurement device to perform the voltage-to-temperature conversion, ultimately yielding the thermocouple temperature (Tx). Data acquisition devices such as the Agilent 34970A and 34980A have built-in capabilities for these calculations. In summary, thermocouples are simple and versatile but are not suitable for high-precision applications due to their inherent nonlinearity and lower accuracy. 2. Thermistors Thermistors are semiconductor-based devices, typically featuring a negative temperature coefficient (NTC), meaning their resistance decreases as temperature increases. This characteristic makes them highly sensitive to temperature changes, resulting in significant resistance variations that can be easily measured. However, thermistors exhibit poor linearity and their performance can vary significantly based on manufacturing processes, leading to a lack of standardized curves from manufacturers. Thermistors are extremely small and respond rapidly to temperature changes, making them ideal for applications requiring quick response times. However, they require a current source for operation, and their small size makes them susceptible to self-heating errors. Thermistors measure absolute temperature using two wires and offer good accuracy, though they are generally more expensive than thermocouples and have a narrower temperature range. A commonly used NTC thermistor has a resistance of 5kΩ at 25°C, with a resistance change of approximately 200Ω per 1°C temperature change. Lead resistance of 10Ω introduces a negligible error of only 0.05°C. Thermistors are particularly well-suited for current control applications that demand fast and sensitive temperature measurements. Their compact size is advantageous for space-constrained applications, but care must be taken to prevent self-heating errors. Thermistors also have specific measurement techniques. Their small size allows for rapid stabilization without causing thermal load, but it also makes them fragile. Large currents can cause self-heating, and since thermistors are resistive devices, any current passing through them will generate heat proportional to the square of the current multiplied by the resistance. Therefore, a low-current source should be used to minimize heating effects. Exposure to high temperatures can result in permanent damage to the thermistor.

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