Emerson Fisher 4320 Manual de instrucciones descargar pdf (Pagina 45)

Instruction Manual

D103621X012

4320 Position Monitor

April 2014

Mode Alerts

Device Not in Service—indicates the Set Point is not being applied to the process.

Output Fault State—indicates that the control output has been driven to the configured fault state.

Enable 'Out of Service'

Enable 'Fault State' Alert

Tracking Alerts

Note

Tracking Alerts are not available in snap-acting mode.

Valve Movement Fail—indicates the position feedback from the controlled equipment has not responded to the set

point command.

Valve Drift—indicates the valve has deviated from the set point.

Enable 'Movement Fail' Alert

Valve Timeout—defines the time allotted for achieving the set point before declaring a valve movement failure.

Enable 'Valve Drift'

Close Time Alerts

Note

Close Time Alerts are not available in snap-acting mode.

Close Stroke Time Alert—indicates that the last close action fell outside the time limits allowed by the configuration.

Close Stroke (Cal)—indicates the time required to complete close stroke during Auto Calibration.

Last Close Stroke—indicates the time required to complete the most recent stroke from opened to closed position.

Enable 'Close Stroke'

High Trip Point

Low Trip Point

Open Time Alerts

Note

Open Time Alerts are not available in snap-acting mode.

Open Stroke Time Alert—indicates that the last open stroke time fell outside the time limits allowed by the

configuration.

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Emerson Fisher 4320 Manual de instrucciones Pagina 45