Editing Instrumentation (section)

== Measurement parameters==
{{further|List of measuring instruments}}
[[Image:Pl control valve.jpg|thumb|right|Control valve]]

Instrumentation is used to measure many parameters (physical values), including:
*[[Pressure]], either [[Differential pressure transducer|differential]] or [[static pressure|static]]
*[[Rate of fluid flow|Flow]]
*[[Temperature measurement|Temperature]]
*[[Level Measurement|Levels]] of liquids, etc.
*[[Moisture]] or [[humidity]] 
*[[Density]]
*[[Viscosity]]
*[[Radiation|ionising radiation]]
*[[Frequency]]
*[[Current (electricity)|Current]]
*[[Voltage]]
*[[Inductance]]
*[[Capacitance]]
*[[Resistivity]]
*Chemical composition
*Chemical properties
**[[Toxic gas]]es
*Position
*Vibration
*Weight