Stop - Mitsubishi Electric MELSERVO-J4 Instruction Manual

6. HOW TO USE INDEXER

6.1.2 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 of "MR-J4-_A_(-RJ) Servo Amplifier Instruction Manual" for the servo motor with an
electromagnetic brake.
Operation/command
Switch off SON (Servo-on).
Alarm occurrence
EM2 (Forced stop 2) off
STO (STO1, STO2) off
LSP (Forward rotation stroke end) off, LSN
(Reverse rotation stroke end) off
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.
The base circuit is shut off and the servo motor coasts.
The servo motor decelerates to a stop with the command. With some alarms,
however, the dynamic brake operates to bring the servo motor to a stop. (Refer to
chapter 8. (Note))
The servo motor decelerates to a stop with the command. [AL. E6 Servo forced stop
warning] occurs. Refer to section 2.3 for EM1.
The base circuit is shut off and the dynamic brake operates to bring the servo motor to
a stop.
It will bring the motor to a sudden stop and make it servo-locked. It can be run in the
opposite direction.
6 - 2
Stopping condition