Mitsubishi Electric FR-E520 Instruction Manual page 77

(1) Alarm history
Four past alarms can be displayed with the
("." is appended to the most recent alarm.)
When no alarm exists, E._ _0 is displayed.
Most recent alarm
SET
SET
(2) Alarm history clear
Clears all alarm history.
(3) Parameter clear
Initializes the parameter values to the factory settings. The calibration values are
not initialized.
(Parameter values are not cleared by setting "1" in Pr. 77 "parameter write disable selection")
Note: The Pr. 75, Pr. 146, Pr. 180 to Pr. 183, Pr. 190 to Pr. 192, Pr. 900 to Pr. 905, Pr.
922 and Pr. 923 values are not initialized.
(4) All clear
Initializes the parameter values and calibration values to the factory settings.
Note: The Pr. 75 and Pr. 146 values are not initialized.
When alarm occurs
Hz
Frequency
PU EXT
Cumulative
energization time
PU EXT
SET
Cancel
SET
SET
Cancel
SET
SET
Cancel
SET
67
OPERATION/CONTROL
/ key.
Current
Voltage
Flicker
SET
Flicker
SET
Flicker
SET
A
PU EXT
PU EXT
3