Mitsubishi Electric FR-A820-00046 Instruction Manual page 831

Parameters
Pr. 502 setting "0" (initial value)
Communication OFF
fault
Fault display
(E.SER )
OFF
Fault output
(ALM)
OFF
Alarm output
(LF)
Pr. 502 setting "2"
Fault occurrence
OFF
Communication
fault
Fault display
(E.SER )
Fault output
(ALM)
OFF
Alarm output
(LF)
Pr. 502 setting "4"
Communication OFF
fault
Warning display
(CF)
Fault output
OFF
(ALM)
Alarm output
OFF
(LF)
Fig. 5-313: Operation selection at a communication error
During communication using the communication option, "E.OP1" is displayed.
For FR-A800-E: "E.EHR" is displayed, during communication using the communication option,
"E.OP1" is displayed.)
NOTE When the Pr. 1431 setting is changed to a value other than "3" after the operation defined by the
Pr. 502 setting starts, the operation will be changed according to the Pr. 1431 setting.
FR-A800
Fault occurrence Fault removal
ON
Motor coasting
Display
ON
ON OFF
Fault removal
OFF
ON
Decelerates
to stop
Display
OFF
ON OFF
Fault occurrence Fault removal
ON OFF
Pr. 779 = "9999"
≠
Pr. 779 "9999"
(Runs at the frequency setting of Pr. 779)
Display
ON OFF
(N) Operation via communication and its settings
Pr. 502 setting "1"
OFF
Communication OFF
fault
Time
Fault display
(E.SER )
Fault output
(ALM)
Alarm output
(LF)
Pr. 502 setting "3"
OFF
Communication
fault
Time
Not displayed
Fault display
OFF
Fault output
(ALM)
OFF
Alarm output
(LF)
Pr. 779
Time
Fault occurrence Fault removal
ON
Motor coasting
Display
OFF
ON
OFF ON
Fault occurrence Fault removal
ON
Pr. 779 = "9999"
≠
Pr. 779 "9999"
(Runs at the frequency setting of Pr. 779)
ON
OFF
Time
OFF
OFF
Time
OFF
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