Mitsubishi Electric FR-E700 Instruction Manual page 395

Parameter
Pr. 502 = 0 (initial value)
Communication
OFF
fault
Fault indication
(E.OP1)
Fault signal
OFF
(ALM)
Alarm signal
OFF
(LF)
Pr. 502 = 2
Communication
OFF
fault
Fault indication
(E.OP1)
Fault signal
(ALM)
Alarm signal
OFF
(LF)
Fig. 6-122: Operations when a communication line fault occurs
NOTES
When the Pr. 851 setting is changed to a value other than "3 (initial value)" after the operation
defined by the Pr. 502 settingstarts, the operation will be changed according to the Pr. 851 setting.
The LF signal is output when Ethernet communication is interrupted by physical factors.
FR-E700 SC EC/ENE
Fault detected Fault cleared
ON
Motor coasting
Displayed
ON
ON
Fault detected Fault cleared
OFF
ON
Motor
decelerates
to stop
Displayed
OFF
ON OFF
Communication operation and setting
Pr. 502 = 1
Fault detected
Communication
OFF
OFF
fault
Time
Fault indication
(E.OP1)
Fault signal
(ALM)
Alarm signal
OFF
(LF)
Pr. 502 = 3
Communication
OFF
fault
Time
Fault indication
Not displayed
Fault signal
OFF
(ALM)
Alarm signal
OFF
(LF)
Fault cleared
ON
Motor coasting
Displayed
OFF
ON
OFF ON
Fault detected Fault cleared
ON
ON
OFF
Time
OFF
OFF
Time
OFF
I004010E
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