Product Introduction
The Miniature Pressure Transducer PM213 is available in both absolute and gauge pressure models. Featuring an ingenious structural design, it offers high natural frequency, excellent reliability, strong resistance to vibration and shock, and a wide operating temperature range. Utilizing MEMS (Micro-Electro-Mechanical Systems) core manufacturing technology, the transducer benefits from key processes such as single-crystal silicon substrate processing, silicon-silicon bonding, and photolithographic etching, which enable high precision and miniaturization. This makes the Miniature Pressure Transducer ideally suited for applications with stringent space constraints and has resulted in proven use cases across aerospace, industrial measurement and control, medical electronics, and other fields.
Product Advantages
Advanced Silicon Micro-Integration Technology
Employing a silicon piezoresistive chip with a feature size of 0.65mm and a special bonding process, it boasts excellent precision and long-term stability.
Ultra-Miniature Rugged Design
Ideal for probe and rake integration with lightweight construction (0.4g) and excellent shock/vibration resistance.
Wide Operational Capability
Operates across a broad temperature range (-55°C to +120°C) and supports multiple pressure modes.
Proven Aerospace Performance
Decades of successful application in turbine engine testing and wind tunnel programs.
Specifications
| Working Medium |
Non-corrosive, non-conductive gas |
| Pressure Range | 0 – 100 kPaA (Absolute) |
| Overload Pressure | 2 x FS (Full Scale) |
| Burst Pressure | 3 x FS (Full Scale) |
| Supply Voltage | 10 V DC |
| Maximum Voltage | 15 V DC |
| Input Impedance | > 1000 Ω |
| Output Impedance | > 1000 Ω |
| Zero Offset | ±5 mV |
| Full Scale Output | 100 mV ±5 mV |
| Total Error Band (TEB) | ±0.5% FS (Includes Non-linearity, Hysteresis, and Repeatability) |
| Insulation Resistance | > 100 MΩ @ 100V DC |
| Operating Temperature Range | -55 °C to +120 °C |
| Compensated Temperature Range | 25 °C to 80 °C |
| Zero Shift (vs. Temperature) | ±0.025% FS / °C |
| Sensitivity Shift (vs. Temperature) | ±0.025% FS / °C |
| Linear vibration | 10 – 2000 Hz, 100 g (max.) |
| Weight | < 0.5 g (Excluding Compensation Module & Leads) |
Application
Aerospace & Wind Tunnel Testing
The Miniature Pressure Transducer is essential for capturing real-time pressure data in aerodynamic and propulsion research. Its ultra-small form factor enables integration into complex geometries, such as turbine engine probes, aircraft wing surfaces, and intake ducts. Specific applications include:
Engine Performance Monitoring: Measuring static and dynamic pressure within compressor and combustion stages during ground and altitude testing.
Aerodynamic Profiling: Multi-point surface pressure mapping on scale models and full-scale aircraft in wind tunnels to analyze lift, drag, and flow separation.
Flight Test Instrumentation: Monitoring cabin pressure, air data systems, and control surface pressures in real flight environments.
Industrial Measurement
In industrial environments requiring extensive pressure test points, this transducer provides reliable monitoring to achieve system optimization, enhanced safety, and improved efficiency.
Gas Turbine & Power Generation: Monitoring inlet and exhaust pressures, as well as bearing seal pressures, for performance diagnostics and predictive maintenance.
Automotive & Transportation R&D
The transducer's high natural frequency and fast response are vital for dynamic testing in vehicle development.
Engine and Powertrain Development: Measuring intake manifold pressure, turbocharger boost pressure, and exhaust backpressure on engine dynamometers.
Brake and Suspension Testing: Monitoring hydraulic line pressure in real-time during anti-lock braking system (ABS) tests and suspension dynamic response evaluations.
Aerodynamic & Thermal Management: Pressure measurements in climatic wind tunnels for vehicle cooling system analysis and underbody airflow studies.
Advanced Research & Medical Devices
Its precision and miniaturization enable innovative applications in research and specialized equipment.
Academic Fluid Dynamics Research: Used in university labs for fundamental studies in boundary layer transitions, jet flows, and micro-fluidics.
Medical Device Testing: Monitoring pressure in respiratory equipment, infusion pumps, and prosthetic device development.
Environmental Monitoring: Deployed in meteorological sondes and specialized probes for atmospheric pressure profiling.
External structure
Unit: mm
FAQ
Q: What are the key advantages of this Miniature Pressure Transducer?
A: Our Miniature Pressure Transducer integrates advanced MEMS silicon piezoresistive pressure chip technology with resistor network temperature compensation technology, offering high accuracy (±0.1% FSO typical) in an ultra-compact package. It features high natural frequency and excellent resistance to shock and vibration, making it ideal for aerospace, wind tunnel testing, and other high-dynamic applications.
Q: What is the operating temperature range, and how is accuracy maintained under extreme temperatures?
A: The standard operating temperature range is -55°C to +120°C. An integrated temperature compensation module ensures high accuracy over a compensated range of 25°C to +80°C, maintaining stable zero and span performance across wide temperature variations.
Q: How is the transducer installed and calibrated? Does it require an external signal conditioner?
A: The transducer is designed for flush or probe mounting, and detailed mechanical and electrical installation guidelines are provided. While it can be used with standard data acquisition systems, we recommend our matched signal conditioners for optimal performance, ensuring maximum accuracy, noise immunity, and long-term stability.
Q: What payment terms do you offer for customers?
A: We support T/T (bank transfer), LC (Letter of Credit), specific terms can be discussed based on order volume and partnership potential.
Q: What is your warranty and return policy?
A: All our transducers come with a standard 12-month warranty covering manufacturing defects. During this period, we will repair or replace any product quality issues and provide ongoing strong technical support.
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