Omron NJ501-1400 User Manual page 358

11 Troubleshooting
Event code Event name
64470000 hex In-position
Check Time
Exceeded
64480000 hex Following
Error Limit
Exceeded
64490000 hex Immediate
Stop Input
644A0000 hex Positive Limit
Input
Detected
644B0000 hex Negative
Limit Input
Detected
64560000 hex Illegal Follow-
ing Error
64570000 hex Servo OFF
Error
64580000 hex Absolute
Encoder Cur-
rent Position
Calculation
Failed
11-12
Meaning Assumed cause
The in-position • Time is required to complete
check was not com- positioning.
pleted within the
monitoring time.
The error between • The positioning operation has
the command cur- poor following performance and
rent position and the actual motion is slower than
actual current value the command.
exceeded the Fol-
lowing Error Over
Limit Value.
The immediate stop • An immediate stop input signal
input turned ON. was detected.
• The immediate stop input signal
is not connected correctly or
the logic setting for the immedi-
ate stop input is wrong.
The positive limit • A positive limit input signal was
input turned ON. detected.
• The positive limit input signal is
not connected correctly or the
logic setting for the positive limit
input is wrong.
The negative limit • A negative limit input signal was
input turned ON. detected.
• The negative limit input signal is
not connected correctly or the
logic setting for the negative
limit input is wrong.
The difference • The command current position
between the com- was restricted so that the axis
mand position and velocity of the slave axis would
the actual current not exceed the axis maximum
position exceeds velocity for the specified travel
the range of 30-bit distance.
data when con-
• Performance of slave axis posi-
verted to pulses.
tioning operation is poor and
the actual motion is slower than
the command.
The Servo was • The Servo was turned OFF for
turned OFF for an an axis due to an axes group
axis due to an axes error.
group error.
It was not possible • The ring counter setting in the
to correctly restore Controller or the ring counter
the current position setting in the Servo Drive set-
from the absolute tings was changed.
encoder information
• The position to restore when
that was saved
converted to pulses exceeded
when power was
the range of signed 40-bit data.
interrupted.
Level
Maj Prt Min
√
√
√
√
√
√
√
√
NJ-series CPU Unit Motion Control User's Manual (W507)
Reference
Obs Info
page 11-28
page 11-28
page 11-29
page 11-29
page 11-30
page 11-30
page 11-31
page 11-31