7-8
(blink-
ing)
External fault (Input terminal S3)
An external fault was input from a
multi-function input terminal (S3 to
S7).
Remove the cause of the external fault.
(blink-
ing)
External fault (Input terminal S4)
(blink-
ing)
External fault (Input terminal S5)
(blink-
ing)
External fault (Input terminal S6)
(blink-
ing)
External fault (Input terminal S7)
(blink-
ing)
PI Feedback Lost
A PI feedback loss detection is
enabled (b5-12 ≠0) and the PI feed-
back input was less than b5-13 (PI
feedback loss detection level) for
longer than the time set in b5-14 (PI
feedback loss detection time).
––
(blink-
ing)
MEMOBUS Communications Error
Normal receive was not possible for 2
s or longer after received control data.
–
Check the communications devices
and signals.
(blink-
ing)
Option Card Communications
Error
A communications error occurred in a
mode where the run command or a
frequency reference is set from an
Communications Option Card.
–
Check the communications devices
and signals.
(blink-
ing)
Communications on Standby
Control data was not normally
received when power was turned ON.
–
Check the communications devices
and signals.
(blink-
ing)
Drive not enabled
An digital input is programmed to 6A
(Drive Enable) or 70 (Bypass Drive
Enable) and a RUN command was
input while the drive was not enabled.
Check the wiring and sequence of the
external signals.
(blink-
ing)
Cannot Reset
It is tried to reset a fault while a RUN
command is still active.
Remove the RUN command and reset.
Table 7.2 Alarm Displays and Processing (Continued)
Display Meaning Probable causes Corrective Actions
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