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Engine and Transmission

Delphi Medium Pressure Sensors

Delphi Medium Pressure Sensors provide precise measurements of manifold absolute pressure (MAP) and other high output gasoline and diesel engine performance characteristics, in operating pressure ranges from 20 kPa to 102 kPa (0.2 bar to 1.0 bar).

Delphi Medium Pressure Sensors are designed to perform in harsh environments such as extreme temperatures and vibration, thermal and mechanical shock, and chemical contamination. They provide voltage output proportional to the gauge pressure in medium pressure systems.

Benefits

  • Electronic compensation for precise measurements in a variety of environments
  • Reliable and robust:
    • Low part count
    • Automotive grade
    • ISO/TS 16949 certified
  • Mounting flexibility
  • Designed for under-hood environment
  • Appropriate for a wide-range automotive and non-automotive applications

Features

  • Patented direct mount, eliminates need for bracket
  • Temperature compensation
  • Electromagnetic interference (EMI) protection
  • Solid state microelectronic technology
  • Available for turbo applications
  • Combination pressure and temperature sensor (MAP/MAT) available:
    • MAP sensor precision with reliable thermistor output
    • Two-in-one yields cost reduction and space savings with one less component, wire and connector

Delphi offers a Medium Pressure Sensor that features bolt- or bracket-mounting capabilities.

Typical Applications

Delphi Medium Pressure Sensors can be used for manifold absolute pressure, barometric pressure, and exhaust gas recirculation (EGR) pressure applications in gasoline and diesel engines. They can also be used in vehicle brake boost pressure measurement applications.

Delphi Medium Pressure Sensors can be used in other non-automotive applications requiring barometric pressure measurement.

Performance Data for Standard Calibration

Pressure Range
Operating 20 kPa to 102 kPa
Maximum 667 kPa
Full scale accuracy 1.7%

Temperature Range
Operating -40°C to 105°C
Storage -50°C to 150°C

Electrical Characteristics
Supply voltage 5.0 ± 0.1 VDC
Supply current <10 mADC
Maximum output current
Sink 1 mADC
Source 0.1 mADC
Output impedance <50 Ω
Output voltage 0.25 to 4.85 VDC

Note: Custom calibrations are available upon request.

Delphi Medium Pressure Sensor

Delphi Medium Pressure Sensors offer compact size to help meet packaging objectives. Also, they feature a direct mounting capability to eliminate the need for separate mounting brackets.

Transfer Curve



Delphi Medium Pressure Sensors offer application flexibility, however, a typical sensor voltage output over a medium pressure range is shown in this chart.

Allowable Pressure Error



The total output pressure error for Delphi Medium Pressure Sensors includes error due to linearity, hysteresis and ratiometricity.

Temperature Error Multiplier



This graph shows the temperature multiplier to the allowable pressure error over the operating temperature range for Delphi Medium Pressure Sensors.

Performance Advantages

Delphi Medium Pressure Sensors feature cutting-edge sensing technology and a patented Delphi Application Specific Integrated Circuit (ASIC) design. They are built in-house and provide high quality and reliable operation. Combined with Delphi's vast manufacturing experience, they offer quality and customer satisfaction.

Delphi Medium Pressure Sensors are cost-effective and their patented, direct-mount design can also contribute to system savings. They can be tailored to meet specific customer requirements.

The Delphi Advantage

Delphi has one of the industry's most complete portfolios of sensors and a thorough understanding of systems integration and the entire engine management system. Delphi offers global manufacturing capabilities for sensors and an in-depth knowledge of regional market requirements. With more than 25 years' experience in powertrain sensors research and production, Delphi can provide manufacturers with the necessary support and high quality, high-value products tailored to specific customer requirements.

 
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