Inst Tools - Instrumentation, Electrical, PLC Tutorials

Diaphragm Pressure Sensors

The Diaphragm Pressure Gauge uses the elastic deformation of a diaphragm (i.e. membrane) instead of a liquid level to measure

Deciding which pressure sensor to purchase is not an everyday task, and is one that can be confusing. However, the

Shock and vibration are among the worst enemies of any pressure sensor. They are also the hardest to identify, and

Thermal effect on sensor/transmitter can be found mainly on Zero or Span effects. What is the thermal effect on zero? Thermal

IP Ratings (Ingress Protection) and Equivalent NEMA Ratings Explained IP Ratings An IP rating contains two numbers (i.e. IP65) in

Please note that this page provides helpful information only, detailed reference should be taken from an appropriate accredited agency or

4-20 mA Standard 4-20mA has an inherent ‘live zero’. Zero engineering units is 4.0mA, not 0.0mA. 0.0mA indicates an open

There are a number of points to consider in a pressure measurement application. All require some thought in both the

Spiral-Type Bourdon Tube – One limitation of the C-type bourdon tube is the relatively small amount of tip movement. A

The Bourdon tube works on a simple principle that a bent tube will change its shape when exposed to variations