11-8
11-3 Alarm List
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
11
Troubleshooting and Maintenance
39
0
Excessive analog input 1 A current exceeding the Speed
Command/Torque Command Input
Overflow Level Setting (Pn424, Pn427
or Pn430) was applied to the analog
command input (pin 14).
√√√
1
Excessive analog input 2
√√√
2
Excessive analog input 3
√√√
40 0
Absolute encoder system
down error
The voltage supplied to the absolute
encoder is lower than the specified value.
√√−
41 0
Absolute encoder counter
overflow error
The multi-rotation counter of the absolute
encoder exceeds the specified value.
√−−
42 0
Absolute encoder
overspeed error
The motor rotation speed exceeds the
specified value when only the battery power
supply of the absolute encoder is used.
√√−
43 0
Encoder initialization error An encoder initialization error was
detected.
√−−
44 0
Absolute encoder 1-
rotation counter error
A 1-turn counter error was detected.
√−−
45 0
Absolute encoder multi-
rotation counter error
A multi-rotation counter error or
phase-AB signal error was detected.
√−−
47 0
Absolute encoder status
error
The rotation of the absolute encoder is
higher than the specified value.
√−−
48 0
Encoder phase-Z error A serial incremental encoder phase Z
pulse irregularity was detected.
√−−
49 0
Encoder CS signal error A logic error was detected in the CS
signal for serial incremental encoder.
√−−
50
0
External encoder
connection error
An error was detected in external
encoder connection.
√−−
1
External encoder
communications data error
An error was detected in external
encoder communications data.
√−−
51
0
External encoder status
error 0
An external encoder alarm code was
detected.
√−−
1
External encoder status
error 1
√−−
2
External encoder status
error 2
√−−
3
External encoder status
error 3
√−−
4
External encoder status
error 4
√−−
5
External encoder status
error 5
√−−
Alarm
number
Error detection function
Detection details and probable
cause
Attribute
Main Sub
History
Can be
cleared
Immediate
stop *1
ABS
ABS
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