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3. SIGNALS AND WIRING
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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
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
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
Power off of the servo amplifie
r
in which an alarm occurred
No alarm Blank
AA
Alarm No.
No alarm
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
3) When the power of the second axis servo amplifier is turned off
It is the same as (4) (a) 3) in this section.
4) When power supplies of all servo amplifiers are turned off
It is the same as (4) (a) 4) in this section.