Mitsubishi A1SD75M3 User Manual page 596

14 TROUBLESHOOTING
Division of Error
Error name
error code
Hardware stroke
104
limit (+)
Hardware stroke
105
limit (-)
Stop signal ON
106
at start
Common
PLC READY
107 OFF --> ON in
busy
108 Start not possible
Start at zero
201
point
Count method
206 movement
amount fault
Zero point
return
Zero point return
207
request ON
Outside creep
208
speed range
Zero point return
209 restart not
possible
Description
An upper hardware stroke limit signal (FLS) is
turned OFF.
A lower hardware stroke limit signal (RLS) is
turned OFF.
A start request is issued while the stop signal is
turned ON.
The "PLC READY" signal is turned OFF while
the busy signal is turned ON.
A start request was made with " Md. 35 Axis
operation status" in the status of other than
"Standby", "Stop", "Step standby" and "Step
stop".
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.
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.
The zero point return request flag is set at the
start of high-speed zero point return
(positioning start No. 9002).
The value specified as a creep speed exceeds
the value specified as a zero point return
speed.
The restart command is turned ON after the
machine zero point return is stopped using a
stop signal.
14 - 8
MELSEC-A
Action at occurrence of error
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)
Positioning start is not carried out.
The AD75 READY signal (X0) is not turned
OFF.
Positioning start is not carried out.
Machine zero point return start is not carried
out.
High-speed zero point return start is not carried
out.
Machine zero point return start is not carried
out.
The restart is not carried out.