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SM923X Ultra Low Gauge Pressure Sensor

The SM923X Series are digital, ultra low gauge pressure sensors for extremely low air pressures. 3 calibration ranges are available:

  • 0 to +250 Pa
  • 0 to +300 Pa
  • 0 to + 600 Pa

In addition, users have a choice of accuracies when ordering - either 3%FS, 2.5% FS or 1.5% FS after autozero. The sensors have a 16-bit I2C digital pressure calibrated and temperature-compensated output. The SM923X Series have a standard SOIC-16 package with a dual vertical port.

FEATURES

  • Gauge pressure ranges as low as 250 Pa up to 600 Pa
  • 16 bit I2C digital interface
  • Compensated temperature range of -20°C up to 85°C
  • Insensitive to mounting orientation
  • Robust JEDEC SOIC-16 package

TYPICAL USES

  • Medical - sleep apnea, spirometers, respiration
  • HVAC such as VAV controllers, filter monitoring, fire protection
  • Pneumatic gages
  • Critical containment applications such as fume hoods and biological safety cabinets & cleanrooms

COMPARES FAVORABLY TO

  • Honeywell pressure sensors, NXP MPXx4006, MPXx5050, MPXx6115, MPXV7002, MPXV5004

DATA SHEET

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