Mitsubishi Electric MELDAS 600M Series Instruction Manual page 339

3. Reset Switch and Emergency Stop Button
3.1 Reset switch
The NC unit is reset by turning ON the RESET switch on the machine operation panel or the RESET
key on the setting and display unit. When the RESET switch or key is turned ON while the controller
is running, the unit is placed in one of the following states.
(1) If a movement command is being executed, move stops with deceleration and the remaining
(2) If miscellaneous function such as M, S, or T is being executed, execution of the miscellaneous
(3) The active and buffer memory contents and display are cleared.
(4) If a program error occurs and remains, the program error state is cleared and the ALARM lamp
3.2 Emergency stop button
The EMERGENCY STOP button is a red mushroom-shape pushbutton. The unready state is set by
pressing the EMERGENCY STOP button. During emergency stop, the READY lamp goes OFF and
auto operation and manual operation do not work. The NC unit is reset.
If the EMERGENCY STOP button is pressed when a movement command is executed, the moving
axis stops and all other machine motions also stop.
When the EMERGENCY STOP button is released, the READY lamp goes ON in about one second
and operation enable state (READY state) is entered.
If the EMERGENCY STOP LIMIT switch of each axis works, the same state as if the EMERGENCY
STOP button were pressed may be entered depending on the machine specifications.
Downloaded from ManualsNet.com
CHAPTER 2 MACHINE OPERATIONS
3. Reset Switch and Emergency Stop Button
distance in the executing block is cleared.
function is interrupted.
goes OFF.
CAUTION
If the axis overruns or emits an abnormal noise, immediately press the emergency stop
button and stop the axis.
search engine
II – 6