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Instrumentation (Instruments (Classification (Direct (Ammeter), Comparison…
Instrumentation
Instruments
Classification
Direct
Ammeter
Comparison
R bridges
Active
Liquid level
Passive
Pressure gauge
Deflection
Voltmeters
Null type
Slide wire pot
Analog
Meters
Digital
DMM
Characteristics
Static
Accuracy
Point
% full scale deflection
% actual value
Precision
Resolution
Static error
Sensitivity
Threshold
Scale range
Zero drift
Stability
Linearity
Dynamic
Speed of response
Fidelity
Measurement lag
Dynamic error