SP4001111XTMA1

Pressure Sensors and Transducers have been utilized for numerous years in both process and measurement industries.  SP4001111XTMA1 is one such pressure sensor/transducer and it is widely used in many industrial applications. This article focuses on the application field and working principle of SP4001111XTMA1.

Application field of SP4001111XTMA1

The SP4001111XTMA1 is a piezoresistive pressure transducer with a vacuum sealed metal enclosure that is corrosion and moisture resistant. It can provide a reliable pressure measurement in a wide range of temperatures - from -20°C to 80°C and up to 100°C with an external insulation sleeve. Its excellent accuracy and long-term repeatability, combined with a fast response time, make the SP4001111XTMA1 ideal for applications in airplane engines, hydraulic systems, and gauging.

The most typical applications of SP4001111XTMA1 include:  

• Robotics
• Pressure measurement of oil and gas fields
• Industrial process control
• Temperature monitoring of various environments
• Aircraft and helicopter engines
• Medical devices

Working Principle of SP4001111XTMA1

The working principle of SP4001111XTMA1 is based on a piezoresistive transducer. This type of transducer consists of a replaceable sensing element made of piezoresistive material, such as silicon and silicon carbide. Upon the application of pressure, the resistance of the piezoresistive material changes, and this change is converted into an electrical output signal indicating the pressure value. This signal is converted into a standard signal such as 4-20mA current or 0-10v voltage signal using an input circuit that amplifies and linearizes the signal, and sends it to a display device, recorder or control system.

The SP4001111XTMA1 is equipped with a special compensation circuit to maintain accuracy even under tough environmental conditions such as extreme temperatures and high vibration levels. This compensation circuit is integrated into the sensing element and utilizes advanced micro-machining and digital compensation technology to maintain the required level of accuracy over a wide temperature range. Additionally, the circuit compensates the influence of aging factors, taking into account changes over time as well as differences in production.

Conclusion

To sum up, the SP4001111XTMA1 is a versatile piezoresistive pressure transducer suitable for a wide range of applications in process control and measurement industries. It can provide reliable pressure readings in tough environmental conditions and has excellent accuracy, long-term repeatability, and fast response times.