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3. SIGNALS AND WIRING
3 - 28
2) If an alarm that stops the servo motor with the dynamic brake occurs in the second axis servo
amplifier, and then the power supply is off
To clear [AL. E7.1 Controller forced stop warning], give the error reset command from the
controller.
No alarm
0 r/min
0 r/min
0 r/min
Input power
supply
Servo amplifier
display
The first axis
servo amplifier
Servo motor
speed
3.5 ms +
communication
cycle
Hot line alarm signal (from
the servo amplifier in which
an alarm occurred)
Hot line forced stop signal
(from the controller)
Power on
duration
Stop with dynamic brake
Deceleration to a stop
Deceleration
to a stop
Power off of the servo amplifier
in which an alarm occurred
No alarm Blank
AA
Alarm No.
No alarm E7.1
E7.1
Alarm
occurrence
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Input power
supply
Servo amplifier
display
The second axis
servo amplifier
(the servo
amplifier in
which an alarm
occurred)
Servo motor
speed
Input power
supply
Servo amplifier
display
The third axis
servo amplifier
and later
Servo motor
speed
Signal
No signal