Fisher FIELDVUE DVC6200f Instruction Manual page 72

Detailed Setup—Transducer Block
July 2013
mode is placed Out of Service. The instrument will attempt to drive the valve to the Zero Power Condition and will
no longer execute transducer control function.
D Drive Current Manual Recovery—Shutdown Recovery (SHUTDOWN_RECOVERY [76.2]) permits enabling or
disabling Automatic recovery from Self Test Shutdown. When enabled, the transducer block will return to Target
mode when Drive Current Shutdown clears. If not enabled, the transducer block will remain Out of Service until
power is removed and restored or the user changes the transducer block target mode to Manual or Auto. In any
case, the target mode will remain Out of Service, if the condition that caused the shutdown remains or until the
shutdown trigger is disabled.
D Drive Current Alert Point—The Drive Current Alert Point (DRIVE_CURRENT_ALRT_PT [76.4]) is when the absolute
difference between the Drive Current and Drive Signal exceeds the set threshold for greater than the Drive Current
Alert Time.
D Drive Current Alert Time—The Drive Current Alert Time (DRIVE_CURRENT_TIME [76.5]) is the maximum time that
the Drive Current Alert Point can be exceeded before the Drive Current Alert is active.
Drive Signal
D Drive Signal—The Drive Signal (DRIVE_SIGNAL [53]) displays the commanded Drive Signal being sent to the I/P
converter as a percentage of the maximum drive.
D Drive Signal Alert
The Drive Signal Alert is active if one of the following conditions exist:
Where Zero Power Condition is defined as closed:
Drive Signal < 10% and Calibrated Travel > 3%
Drive Signal > 90% and Calibrated Travel < 97%
Where Zero Power Condition is defined as open:
Drive Signal < 10% and Calibrated Travel < 97%
Drive Signal > 90% and Calibrated Travel > 3%
D Drive Signal Alert Enable—When enabled Drive Signal Alert Enable activates the Drive Signal Alert.
Processor Impaired
D Program Memory Alert—This alert is active if a pending Flash or NVM failure is present.
D Program Memory Alert Enable—When enabled Program Memory Alert Enable activates the Program Memory Alert.
D Program Memory Shutdown—The Shutdown Trigger (SHUTDOWN_TRIGGER [76.1]) permits enabling or disabling
Self Test Shutdown. When enabled, and the Program Memory Alert is active, the transducer Actual mode is placed
out of service. The instrument will attempt to drive the valve to the zero power condition and will no longer execute
transducer control function.
D Program Memory Manual Recovery—Shutdown Recovery (SHUTDOWN_RECOVERY [76.2]) permits enabling or
disabling Automatic recovery from Self Test Shutdown. When enabled, the transducer block will return to Target
mode when the condition that caused Program Memory Shutdown clears. If not enabled, the transducer block will
70
Instruction Manual
D103412X012