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EB 8389 EN 91

Dynamic HART® variables

Table4: Dynamic HART

variables assignment

Variable Meaning Unit

Reference variable Reference variable %

Valve set point Valve set point %

Target position Target position %

Valve position Process variable %

Set point deviation e Set point deviation e %

Absolute total valve travel Absolute total valve travel –

Binary input status 0 = Not active

1 = Active

255 = –/–

–

Internal solenoid valve/forced venting status 0 = De-energized

1 = Energized

2 = Not installed

–

Condensed state 0 = No message

1 = Maintenance required

2 = Maintenance demanded

3 = Maintenance alarm

4 = Out of specication

7 = Function check

–

Temperature Temperature °C

Sound pressure level (leakage detection) Sound pressure level (leakage detection) dB

Samson 373 Series Operating Instructions

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