Mitsubishi Electric FR-F800 Series Instruction Manual page 503

• The following charts show operations when a communication line error occurs.
Pr.502 = "0" (initial value)
Communication
fault
Fault display
(E.SER/E.OP1)
Fault output
(ALM)
Alarm output
(LF)
Pr.502 = "2"
Communication
fault
Fault display
(E.SER/E.OP1)
Fault output
(ALM)
Alarm output
(LF)
Pr.502 = "4"
Communication
fault
Warning display
(CF)
Fault output
(ALM)
Alarm output
(LF)
502
5. PARAMETERS
5.12 (N) Communication operation parameters
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Fault occurrence Fault removal
OFF ON
Motor coasting
Display
OFF
ON
OFF ON
Fault occurrence
Fault removal
OFF ON
Decelerates
to stop
Display
OFF
OFF ON
Fault recognition Fault removal
OFF ON
Pr.779 = "9999"
Pr.779 ≠"9999"
(Runs at the frequency setting of Pr.779)
Display
OFF
OFF ON
search engine
Pr.502 = "1"
Communication
OFF
fault
Time
Fault display
(E.SER/E.OP1)
Fault output
(ALM)
OFF Alarm output
(LF)
Pr.502 = "3"
Communication
OFF
fault
Time
Fault display Not displayed
Fault output
(ALM)
OFF Alarm output
(LF)
OFF
Pr.779
Time
OFF
Fault occurrence
Fault removal
OFF ON
Decelerates
to stop
Display
OFF
OFF ON
Fault recognition Fault removal
OFF ON
Pr.779 = "9999"
Pr.779 ≠"9999"
(Runs at the frequency setting of Pr.779)
OFF
OFF ON
OFF
Time
ON
OFF
OFF
Time
OFF