Mitsubishi Electric MELSERVO-J4 series Instruction Manual page 124

4. STARTUP
(5) Stop
If any of the following situations occurs, the servo amplifier suspends the running of the servo motor and
brings it to a stop.
Refer to section 3.10 for the servo motor with an electromagnetic brake.
Servo system
controller
Servo amplifier
Note. Only a list of alarms and warnings is listed in chapter 8. Refer to "MELSERVO-J4 Servo Amplifier
Instruction Manual (Troubleshooting)" for details of alarms and warnings.
Operation/command
Servo-off command The base circuit is shut off and the servo motor coasts.
The base circuit is shut off and the dynamic brake operates to
Ready-off command
bring the servo motor to a stop.
The servo motor decelerates to a stop with the command. [AL.
Forced stop command
E7 Controller forced stop warning] occurs.
The servo motor decelerates to a stop with the command. With
Alarm occurrence some alarms, however, the dynamic brake operates to bring the
servo motor to a stop. (Refer to section 8. (Note))
The servo motor decelerates to a stop with the command. [AL.
E6 Servo forced stop warning] occurs. EM2 has the same
EM2 (Forced stop 2) off
function as EM1 in the torque control mode. Refer to section 3.5
for EM1.
The base circuit is shut off and the dynamic brake operates to
STO (STO1, STO2) off
bring the servo motor to a stop.
4 - 7
Stopping condition