Omron OMNUC G5 User Manual page 502

11-4 Troubleshooting
Alarm
Error conditions
display
External scale
50
communications error
External scale status
51
error
Phases-A, B and Z
55
connection error
87 Forced alarm input error Occurs during operation.
95 Motor non-conformity
11
11-15
Status when error
occurs
• The disconnection detection
Occurs during operation.
• There was a
• An external scale error
Occurs during operation.
• A disconnection or
Occurs during operation.
• The forced alarm input
• The motor and driver
Occurs when the power
supply is turned ON.
• The encoder wiring is
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
Cause
function was activated • Wire correctly.
because communications • Fix the locations that
between the external scale are disconnected.
and driver were interrupted.
• Provide the required external
communications error scale power supply voltage.
in data from external • Wire correctly.
scale. • Connect the shield to FG.
• Check the external
scale specifications.
• From the front panel, clear
code was detected. the external scale error,
then turn the power supply
OFF, then ON again.
other error was
detected in external • Check the connection.
scale phase A, phase B,
or phase Z connection.
• Turn OFF the EMG-
signal was input. STOP signal.
• Use a correct
combination is incorrect. combination.
• Wire the encoder wiring.
• Fix the locations that
disconnected.
are disconnected.
Measures