Mitsubishi Electric MELSERVO MR-J3 A Series, Instruction Manual

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14. ABSOLUTE POSITION DETECTION SYSTEM
(d) At the time of forced stop reset
210ms after the forced stop is deactivated, the base circuit turns on, and further 5ms after that, the ready
(RD) turns on. Always get the current position data from when the ready (RD) is triggered until before the
position command is issued.
1) When power is switched on in a forced stop status
OFF
210ms
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
5ms
ABS data
During this period, get absolute position data.
Current position change
Power
supply
Base circuit
Pulse train command
Current position
Absolute position
data receive
Absolute position data
command transmission
Servo-on
(SON)
Emergency stop
(EMG)
Ready
(RD)
2) When a emergency stop is activated during servo on
95ms
ON
OFF
ON
OFF
ON
OFF
ON
OFF
5ms
ABS data
Pulse train command
Current position
Absolute position
data receive
Absolute position data
command transmission
Current position change
During this period, get absolute position data.
Base circuit
Servo-on
(SON)
Emergency stop
(EMG)
Ready
(RD)