162
3 BASIC FUNCTION
3.16 Alarm function
■When network communication shut-off has occurred [B]
The dynamic brake may operate depending on the communication shut-off status.
*1 The model speed command is a speed command generated in the servo amplifier for forced stop deceleration of the servo motor.
When the forced stop deceleration function is not used
When [Pr. PA04.3 Forced stop deceleration function selection] is set to "0" (Forced stop deceleration function
disabled).
The operation status during an alarm occurrence or network communication shut-off is the same as in the stop method with
dynamic brake shown in this section.
Page 161 Stopping with dynamic brake
ON
OFF
ON
OFF
ON
OFF
0 r/min
AA
Model speed command is 0,
and the speed is equal to or
less than zero speed
Servo motor speed
Base circuit
(Energy supply to
the servo motor)
Servo amplifier
display
(No alarm)
(Alarm)
*1
MBR
(Electromagnetic
brake interlock)
ALM
(Malfunction)
No alarm (d1 or E7)
Network communication shut-off
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