Mitsubishi A1SD75M1, User Manual

Page: 596 / 746

14 - 8
MELSEC-A
14 TROUBLESHOOTING
Division of
error
Error
code
Error name Description Action at occurrence of error
104
Hardware stroke
limit (+)
An upper hardware stroke limit signal (FLS) is
turned OFF.
105
Hardware stroke
limit (-)
A lower hardware stroke limit signal (RLS) is
turned OFF.
Stopping according to sudden stop (stopping
group 1) setting (deceleration and stop/sudden
stop) selected in detail parameter 2 (However,
deceleration and stop only during manual pulse
generator operation)
106
Stop signal ON
at start
A start request is issued while the stop signal is
turned ON.
Positioning start is not carried out.
107
PLC READY
OFF --> ON in
busy
The “PLC READY” signal is turned OFF while
the busy signal is turned ON.
The AD75 READY signal (X0) is not turned
OFF.
Common
108 Start not possible
A start request was made with " Md. 35 Axis
operation status" in the status of other than
"Standby", "Stop", "Step standby" and "Step
stop".
Positioning start is not carried out.
201
Start at zero
point
Near-point dog method machine zero point
return is started with an invalidated zero point
return retry setting when the zero point return
completion flag is ON.
206
Count method
movement
amount fault
The “setting for the movement amount after
near-point dog ON” zero point return detail
parameter is smaller than the distance
necessary for deceleration and stop from the
zero point return speed in count method 1), 2),
3) machine zero point return.
Machine zero point return start is not carried
out.
207
Zero point return
request ON
The zero point return request flag is set at the
start of high-speed zero point return
(positioning start No. 9002).
High-speed zero point return start is not carried
out.
208
Outside creep
speed range
The value specified as a creep speed exceeds
the value specified as a zero point return
speed.
Machine zero point return start is not carried
out.
Zero point
return
209
Zero point return
restart not
possible
The restart command is turned ON after the
machine zero point return is stopped using a
stop signal.
The restart is not carried out.