PSA Series


PSA Series

Square Type Digital Display Pressure Sensors (Discontinued)

The PSA series compact digital pressure sensors feature high display resolutions and fast response time for optimal performance. The sensors also feature various output modes and functions, making it ideal for various pressure related applications. The bright LED display allows users to quickly and easily identify pressure level and status.

Main features

※ PSA series was discontinued in August 2020. (Replacement: PSAN Series)

  • High accuracy digital pressure sensor
  • Bright red LED display (character height : 9.5mm)
  • High display resolution : negative pressure 0.1kPa/standard pressure 0.1kPa, 1kPa/compound pressure 0.2kPa
  • Unit conversion function
    • – negative, compound pressure : kPa, kgf/cm², bar, psi, mmHg, mmH₂O, inHg
    • – standard pressure : kPa, kgf/cm², bar, psi
  • Various output modes : hysteresis mode, automatic sensitivity adjustment mode, independent 2-point output mode, window comparison output mode
  • Chattering prevention function (response time : 2.5ms, 5ms, 100ms, 500ms)
  • Analog output (1-5VDC) scale function
  • Zero-point adjustment function
  • Peak value and low value hold function
  • Built-in reverse polarity protection circuit, overcurrent protection circuit


Developed & Designed By:
Eng. Haitham Abdelraouf @2021