Flowserve 520MD Positioners - Manual (Page 5)

DD User Manual - Logix® 520MD+ Series Digital Positioner FCD-LGENSF0017-00 8/13
© Flowserve Corporation
5
2.1.4 Calibration
Stroke Cal in Process, Loop Cal in Progress, Pressure Cal in
Progress, Analog Output Cal In Progress, Setting Inner Loop
Offset.
2.1.5 Electronic
Temperature High Warning, Temperature Low Warning,
Shunt Voltage Reference Error, Piezo Voltage Error, Watch
Dog Time Out, NV Ram Checksum Error, Electronic Unable
to Fail Safe.
2.1.6 Pressure
Supply Pressure Low Alarm, Supply Pressure High Alarm,
Supply Pressure Low Warning, Port 1 Value Out of Range,
Port 1 Range too Small, Pneumatic Leak Warning.
2.1.7 Inner Loop
Pilot Relay Warning, Pilot Relay Alarm, Spool Cycles
Warning, Spool Travel Warning, Hall Sensor Upper Position,
Hall Sensor Lower Position.
2.1.8 Outer Loop
Feedback Range Too Small, Position Out Of Range 0%,
Position Out Of Range 100%, No Motion Time Out, Non-
Settle Time Out, Inner Loop Offset Time Out, Jog Calibrate
Set 100% Pos.
2.1.9 Command Loop
Command Loop Range Too Small, Command Loop 100%
Value Out Of Range, Command Loop 0% Value Out Of
Range, Analog Output Range Too Small.
2.1.10 Configuration
Pressure Sensor Board Present, Analog Output Board
Present, Pressure Control Locked, Reversed POT Rotation.
2.2 Alarm Masks
Allows access to available alarm and alert masks. Masks let
you "turn off" unwanted alarms and alerts. Clear the check
mark or set the value to OFF to mask off notifications of
positioner modes.
2.2.1 Modes Mask
Factory Reset State – Calibrate, Signature In Progress.
2.2.2 Positioner Status Mask
Position Deviation, Position Upper Limit, Position Lower
Limit.
2.2.3 Mechanical Mask
Actuation Ratio Warning, Pneumatic Inability to Fail Safe,
Friction High Warning, Friction Low Warning, Friction High
Alarm, Friction Low Alarm, Valve Cycles Warning, Valve
Travel Warning.
2.2.4 Calibration Mask
Stroke Cal in Process, Loop Cal in Progress, Pressure Cal in
Progress, Analog Output Cal In Progress.
2.2.5 Electronic Mask
Temperature High Warning, Temperature Low Warning,
Shunt Voltage Reference Error, Piezo Voltage Error, Watch
Dog Time Out, NV Ram Checksum Error, Electronic Inability
to Fail Safe.
2.2.6 Pressure Mask
Supply Pressure Low Alarm, Supply Pressure High Warning,
Supply Pressure Low Warning, Port 1 Value Out of Range,
Pneumatic Leak Warning.
2.2.7 Inner Loop Mask
Pilot Relay Warning,Pilot Relay Alarm, Spool Cycles
Warning, Spool Travel Warning, Hall Sensor Upper Position,
Hall Sensor Lower Position.
2.3 Event History
Allows access to last eight errors that occurred.
2.3.1 Last event
2.3.2 2nd event
2.3.3 3rd
2.3.4 4th
2.3.5 5th
2.3.6 6th
2.3.7 7th
2.3.8 8th
2.3.9 Event Count
Number of events since reset or power-up
2.3.10 Reset Event Hist.

NOTE: This procedure will erase the stored
Event History.
2.4 Temperature History
Displays the temperatures attained during operation.
2.4.1 Temp.
Circuit board ambient temperature.