
( Brand: Siemens ), ( Manufacturer Part Number: QAA2071 ), ( Part Type: Sensor )
The 20MA Siemens QAA2071 is a high-quality, precision temperature sensor designed for a wide range of applications. This sensor is a part of Siemens' QAA series, known for their reliability and accuracy.
The QAA2071 is a 20mA current-output temperature sensor that provides a linear output current proportional to the measured temperature. It operates over a temperature range of -55 C to 150 C (-67 F to 302 F), making it suitable for use in various industrial and automotive environments.
The sensor is constructed using a Pt1000 element, which provides high precision and stability. It has a nominal resistance of 1000 at 0 C, ensuring a high level of accuracy in temperature measurement. The sensor is also equipped with a protection against overvoltage, ensuring its longevity and reliability in use.
The QAA2071 is available in a compact, hermetically sealed K-type stainless steel sheath, providing excellent protection against moisture and corrosion. The sensor is also easy to install and connect, with a 4-pin M8 terminal block.
In summary, the 20MA Siemens QAA2071 is a high-performance temperature sensor that offers excellent accuracy, reliability, and durability. Its wide temperature range, linear output, and protection against overvoltage make it a versatile and reliable choice for a wide range of temperature measurement applications.
Pros of buying a 20MA Siemens QAA2071 temperature sensor:1. High accuracy: The QAA2071 offers a high level of temperature measurement accuracy, making it suitable for various applications where precise temperature readings are required.
2. Wide temperature range: The sensor has a wide operating temperature range of -55 C to 150 C, allowing it to operate in a variety of environments.
3. Robust design: The sensor is built to withstand harsh environments, including high humidity and vibration, making it a reliable choice for industrial applications.
4. Easy integration: The QAA2071 is compatible with various communication protocols, including analog, digital, and fieldbus, making it easy to integrate into existing systems.
Cons of buying a 20MA Siemens QAA2071 temperature sensor:1. Higher cost: Compared to some other temperature sensors, the QAA2071 may be more expensive due to its high accuracy and robust design.
2. Limited availability: The sensor may not be readily available in some regions or from all distributors, which could result in longer lead times or higher shipping costs.
Conclusion:The 20MA Siemens QAA2071 temperature sensor is a high-quality option for applications that require precise temperature measurements in harsh environments. Its wide operating temperature range, robust design, and compatibility with various communication protocols make it a versatile choice. However, its higher cost and limited availability may be a drawback for some users. Ultimately, the decision to purchase the QAA2071 should be based on the specific requirements of the application and the user's budget.
Recommendation:If precision and reliability are essential in your temperature measurement application, the 20MA Siemens QAA2071 temperature sensor is a recommended choice. However, if cost and availability are major concerns, you may want to consider other temperature sensors that offer similar features at a lower price point.
Siemens QAA2071 room temperature sensor 4.