How to Interpret Accuracy for TE Pressure Sensor M5231-000005-300PG

If you’re wondering about the accuracy of the TE pressure sensor M5231-000005-300PG, we have some clarity to offer you.

The TE Connectivity sensor M5231-000005-300PG has an accuracy of ±0.25% full scale.
TE has confirmed that this accuracy applies to the pressure range of 0 to 300 psi, not the output voltage range of 0.5 to 4.5 V.

Sensors often create confusion when it comes to understanding accuracy and resolution, as these terms are sometimes used interchangeably.

For a clearer understanding of sensor accuracy:

  • Accuracy is the sensor’s or instrument’s degree of veracity – how close a measurement gets to the actual or known value. To check the accuracy means to check how close a reported measurement is to the actual value.
    Accuracy is essential in safety-critical applications like medical equipment, automotive systems, and industrial processes. For example, a sensor with ±2% accuracy on a 100 V reading could range from 98 V to 102 V, impacting precision-critical environments.

  • Sensor Resolution meaning on the other hand is the smallest distinguishable change the sensor can detect and display. The higher the resolution (thus, the smaller the distinguishable and displayable change) – the more specific are the values.
    For instance, a digital multimeter with 1 mV resolution on a 3 V range can show changes as small as 0.001 V.

In conclusion, while accuracy and resolution are closely related, they represent different aspects of a sensor’s performance. Accuracy measures closeness to the true value, and resolution determines the smallest detectable change. Understanding both is vital for selecting the right sensor for specific applications.

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Applicable Part Numbers
DigiKey Part Number Manufacturer Part Number
223-1741-ND M5251-000005-050PG
223-1726-ND M5231-000005-03KPG
223-1736-ND M5241-000005-03KPG
223-1744-ND M5251-000005-10KPG
223-1734-ND 10202282-00
223-1742-ND M5251-000005-05KPG
223-1740-ND M5251-000005-01KPG
223-1702-ND M5241-000005-500PG
223-1730-ND M5234-000004-10KPG
223-1727-ND M5231-000005-500PG
223-1722-ND M5231-000005-050PG
223-1746-ND M5251-000005-03KPG
223-1732-ND M5241-000005-01KPG
223-1745-ND M5251-000005-300PG
223-1609-ND M5244-000005-05KPG
223-1728-ND M5234-000004-05KPG
223-1723-ND M5231-000005-100PG
223-1725-ND M5231-000005-300PG
2266-M5244-000002-020BG-ND,223-1605-ND M5244-000002-020BG
2266-M5254-000004-500PG-ND,223-1749-ND M5254-000004-500PG
223-1606-ND M5244-000002-070BG
2266-M5254-000005-01KPG-ND,223-1614-ND M5254-000005-01KPG
2266-M5234-000004-300PG-ND,223-1731-ND M5234-000004-300PG
2266-M5254-000002-020BG-ND,223-1611-ND M5254-000002-020BG
223-1729-ND M5234-000004-100PG
2266-M5244-000005-300PG-ND,223-1610-ND M5244-000005-300PG
223-1735-ND M5241-000005-300PG
223-1733-ND M5241-000005-050PG
223-1747-ND M5254-000004-05KPG
223-1615-ND M5254-000005-05KPG
223-1737-ND M5244-000004-01KPG
223-1743-ND M5251-000005-100PG
2266-M5244-000004-050PG-ND,223-1738-ND M5244-000004-050PG
2266-M5254-000002-070BG-ND,223-1612-ND M5254-000002-070BG
223-1739-ND M5244-000004-100PG
223-1703-ND M5241-000005-10KPG
223-1607-ND M5244-000002-350BG
223-1748-ND M5254-000004-100PG
223-1613-ND M5254-000002-350BG
223-1608-ND M5244-000005-01KPG
223-1616-ND M5254-000005-300PG
223-1724-ND 10202274-00
223-M5256-00000E-006BG-ND M5256-00000E-006BG
M5231-000005-05KPG-ND M5231-000005-05KPG