
B–63173EN–1/01
2. PREPARATIONS FOR OPERATION
117
#7
G066
#6 #5 #4 #3 #2 #1 #0
IGNVRY
IGVRY8G192 IGVRY7 IGVRY6 IGVRY5 IGVRY4 IGVRY3 IGVRY2 IGVRY1
#7
1804
#6
SAK
#5 #4 #3 #2 #1 #0
[Data type] Bit
SAK When the VRDY OFF alarm ignore signal IGNVRY is 1, or when the
VRDY OFF alarm ignore signals IGVRY1 to IGVRY8 are 1:
0 : Servo ready signal SA is set to 0.
1 : Servo ready signal SA remains set to 1.
Number Message Description
401 SERVO ALARM: n–TH
AXIS VRDY OFF
The n–th axis (axis 1–8) servo amplifi-
er READY signal (DRDY) went off.
CAUTION
1 When the control enters NOT READY status due to
emergency stop or a servo alarm and then the control is
reset, reset processing is not terminated until the VRDY
OFF alarm ignore signal is set to 0.
2 When the VRDY OFF alarm ignore signal is set to 1 and the
servo amplifier ready signal is set to off, the motor is freed
from the drive, but follow up is not performed. To perform
follow up, set the servo off signal to 1.
NOTE
While the VRDY OFF alarm ignore signal is set to 1, and a
servo alarm other than alarm No. 401 occurs, the control
unit detects the alarm.
Signal address
Parameter
Alarm and Message
Caution
Note