Omron M1 Series User Manual page 762

Appendices
Event code Event name
183F0000 hex Data Save
Error during
Undervoltage
08890000 hex Hardware Er-
ror
38A20000 hex Positioning
Control Error
38A70000 hex Excessive
Position De-
viation Error
38A30000 hex Abnormal
Setting Re-
lated to the
PG Option
Card
68440000 hex Mock Alarm
A-216
Description
The frequency refer- (1) The control power supply
ences set by the oper- dropped abnormally quickly
ator, PID commands, due to rapid discharge of the
and commands set by DC link bus voltage, etc. when
UP/DOWN signals data was stored at power OFF.
could not be correctly
saved to memory at
power OFF.
(2) Strong ambient noise was
received when data was saved
at power OFF.
(3) An error occurred in the
control circuit.
A combination error (1) A combination error occur-
occurred between the red between the power supply
power supply PCB PCB and the control PCB.
and the control PCB.
A position deviation (1) The servo lock gain of the
over error occurred in position control system is in-
servo lock or position sufficient.
control.
Position deviation be- (1) Encoder disconnection
came excessive when
position control is ac-
tive.
(2) The encoder rotation direc-
tion, motor rotation direction in
wiring phase sequence, or in-
verter output wiring phase se-
quence mismatched.
(3) Set value for excessive de-
viation is too small.
(4) The position control gain is
too small.
(5) The speed control gain is
too small.
(6) A torque limit is applied.
The pulse generator (1) The wiring between the
wiring is broken in the pulse generator and the pulse
circuit. input terminal is disconnected.
(2) Strong ambient noise was
received.
A Mock Alarm occur- (1) Mock Alarm (3008-2E
red. hex) is set to 1.
Assumed cause
Min
√
√
√
√
√
√
M1 Series EtherCAT Type User's Manual (I670)
Level
Reference
Obs Info
page
A-269
page
A-270
page
A-270
page
A-271
page
A-273
page
A-274