NPI-19J-300A2

Pressure Sensors Transducers Overview

The NPI-19J-300A2 is a media-isolated digital I²C pressure sensor from the Amphenol NovaSensor NPI-19 series. It measures absolute pressure with a working range of 300 PSI (2068.43 kPa) and a maximum overpressure rating of 600 PSI (4136.85 kPa). The device features a 14-bit resolution output via an I²C interface, housed in a cylindrical package with a male 1/8-inch NPT threaded port. It operates on a supply voltage between 2.5V and 5.5V, consumes 3 mA current, and functions within a temperature range of -40°C to 125°C.

Pressure Sensors Transducers Feature Summary

• Media isolation design protects internal components from corrosive or conductive process fluids.
• Digital I²C interface provides high-resolution data transmission for direct microcontroller integration.
• Integrated temperature compensation ensures measurement accuracy across wide thermal variations.

Pressure Sensors Transducers Applications

• Industrial automation systems requiring robust pressure monitoring
• Harsh environment applications involving aggressive media
• Process control instrumentation

Pressure Sensors Transducers Procurement Notes

Verify the specific suffix codes against the official datasheet to confirm media compatibility and electrical specifications. Ensure the selected variant matches the required pressure range and interface protocol. Confirm RoHS compliance status if environmental regulations apply. Check for updated PCN documents regarding manufacturing changes before procurement.

Pressure Sensors Transducers Selection Notes

Select this model when media isolation is critical for sensor longevity in harsh environments. The I²C digital output simplifies system design by eliminating analog signal conditioning requirements. Verify that the 1/8-inch NPT port size aligns with existing piping infrastructure. Ensure the operating voltage range matches the host system's power supply capabilities.

Pressure Sensors Transducers Part Context

This component belongs to the NPI-19 series of industrial pressure sensors manufactured by Amphenol Advanced Sensors under the NovaSensor brand. The series is designed for demanding industrial applications, offering various pressure ranges and output types. The NPI-19J-300A2 specifically addresses the need for isolated digital sensing in corrosive fluid handling scenarios.

Pressure Sensors Transducers Replacement Considerations

Consult the official NPI-19 series datasheet for cross-reference options. Other variants within the NPI-19 family may offer different pressure ratings or port configurations. Direct substitutes must maintain identical media isolation properties and I²C communication protocols to ensure system compatibility.