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HART 101

HART data can be used in diagnostics, predictive maintenance and control. Types of available data include software/hardware revision, Manufacturers ID, Device Serial Number, Units ID and more.

HART data can be broken into four groups of data. These include:

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Benefits of HART

HART Device Manufacturers

Industries

HART Communications Foundation

 

Digital Process Variable Values
Primary with engineering units
Second with engineering units
Third with engineering units
Fourth with engineering units
Other types of available data can include:
Device Identification
Instrument tag/descriptor

Manufacturer
Device type and revision

Final assembly number

Sensor serial number
Status and Diagnostic
Device malfunction

Primary variable out of limits

Secondary variable out of limits

Loop current fixed or saturated

Configuration changed

Loop test (force loop current)
Calibration and Information
Date

Range units

Upper/lower range values

Sensor min span

Damping

Message
Many field devices use this data to derive calculated values such as mass flow.
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