11-9
11-3 Alarm List
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
11
Troubleshooting and Maintenance
*1. An immediate stop means an alarm causing an immediate stop when the Pn510 "Stop Selection for
Alarm Detection" is set to 4 to 7. For details, refer to "Stop Selection for Alarm Detection"(P.8-51).
55
0
Phase-A connection error An error was detected in the external
encoder phase A connection.
√−−
1
Phase-B connection error An error was detected in the external
encoder phase B connection.
√−−
2
Phase-Z connection error An error was detected in the external
encoder phase Z connection.
√−−
87 0
Emergency stop input
error
An emergency stop input signal
(STOP) was input.
−√−
95
0 to
4
Motor non-conformity The combination of the Servomotor
and Servo Drive is not appropriate.
−−−
99 0
Other errors The control circuit malfunctioned due
to excess noise or some other
problem.
An alarm clear operation was
performed when safety input 1 or
safety input 2 was not in the normal
status (i.e., when the input
photocoupler was not ON).
√−−
Other
numbers
Alarm
number
Error detection function
Detection details and probable
cause
Attribute
Main Sub
History
Can be
cleared
Immediate
stop *1