Mitsubishi Electric MELDAS C6 Instruction Manual page 441

Error No.
0006
0007
0008
0009
0020
0024
0025
0051
0101
Downloaded from ManualsNet.com
7.1 Operation Alarms (Mxxx)
Details
H/W STRK END (H/W stroke end)
The stroke end function has activated
(the input signal is "OFF") and one of the
axes is in the stroke end status.
S/W STRK END (S/W stroke end)
The stored stroke limit I‚ II‚ IIB or IB
function has activated.
Chuck/tail-stock barrier stroke end axis
found
The chuck/tail-stock barrier function
turned on‚ and an axis entered the
stroke end state.
Reference point return number illegal
Return to the No. 2 reference point was
performed before return to the No. 1
reference point was completed.
Reference point retract impossible
Retraction to the reference point was
made to be performed before the
coordinates had not been established.
Reference point return disabled during
absolute position detection alarm
A reference point return signal was input
during an absolute position detection
alarm.
Reference point return disabled during
zero point initialization
A reference point return signal was input
during zero point initialization of the
absolute position detection system.
Synchronization error too large
The synchronization error of the master
and slave axes exceeded the allowable
value under synchronous control.
NOT OP MODE (Not operation mode)
search engine
7. List of Alarms
• As the stroke end limit switch has
activated (the stroke end status is
established)‚ move the machine
manually.
• Check for broken wires in the stroke
end signal wire.
• Check for trouble in the limit switch.
• As the machine is at the stroke end‚
move it manually.
• If the stored stroke limit in the
parameter is incorrectly set‚ correct it.
• Reset the alarm with reset‚ and move
the machine in the reverse direction.
• Execute No. 1 reference point return.
• Execute reference point return.
• Reset the absolute position detection
alarm‚ and then perform reference
point return.
• Complete zero point initialization‚ and
then perform reference point return.
• Select the correction mode and move
one of the axes in the direction in
which the errors are reduced.
• Increase the allowable value or reset it
to 0 (check disabled).
• Check for a broken wire in the input
mode signal wire.
• Check for trouble in the mode selector
switch.
• Check the sequence program.
IV - 25
Remedy