Mitsubishi Electric MELSERVO-J3W Series, Instruction Manual

Page: 426 / 500

15. MR-J3W-0303BN6 SERVO AMPLIFIER
15 - 21
(1) Timing chart
(a) When an all-axis stop alarm occurred
Power ON
No alarm
Power on
1.5s
Base circuit
ON
Base circuit
ON (EDB)
Occurrence of
all axis stop alarm
Brake operation
Fault cause
removed
No alarm
50ms or
more
Reset operation
Brake operation
Reset operation
No alarm
Brake operation
60ms (Note 1)
The brake operates during the time set in Pr. PF12.
Power ON
No alarm
A-axis
Main circuit power
supply on
Fault cause
removedAlarm reset
Main circuit power
supply shut-off
(Note 2)
Alarm reset
50ms or
more
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Base circuit
Main circuit
Control circuit
Dynamic brake
Servo-on command
(from controller)
Alarm
Reset command
B-axis
Base circuit
Dynamic brake
Servo-on command
(from controller)
Alarm
Reset command
Servo-on
command
Servo-on
command
Servo-on
command
No alarm No alarm No alarm No alarm
power
Base circuit
ON
Base circuit
ON (EDB)
Base circuit
ON
Base circuit
ON (EDB)
Base circuit
ON
Occurrence of
all axis stop alarm
Occurrence of
all axis stop alarm
Base circuit
ON
Base circuit
ON (EDB)
Base circuit
ON
Base circuit
ON (EDB)
Base circuit
ON
Base circuit
ON (EDB)
Base circuit
ON
Brake operation
Brake operation
Brake operation
Servo-on
command
Servo-on
command
Servo-on
command
Occurrence of
all axis stop alarm
Occurrence of
all axis stop alarm
Occurrence of
all axis stop alarm
Occurrence of
all axis stop alarm
Occurrence of
all axis stop alarm
Note 1. It is different according to the operation status.
2. The dynamic brake does not operate while the control circuit power supply is cut.