11.11 L: Protection Functions
428 YASKAWA SIEPC71061753C GA500 Technical Manual
No.
(Hex.)
Name Description
Default
(Range)
Ref.
L8-56
(047D)
Expert
Stall P @ Accel
Activation Time
Sets the length time that the acceleration stall prevention function can continue to
operate before the drive detects an STPo [Motor Step-Out Detected].
5000 ms
(100 - 5000 ms)
735
L8-57
(047E)
Expert
Stall Prevention Retry
Counts
Sets the number of times the acceleration stall prevention function can operate until
speeds agree before the drive detects an STPo [Motor Step-Out Detected].
10
(1 - 10 times)
735
L8-90
(0175)
Expert
STPo Detection Level
(Low Speed)
Sets the detection level that the control fault must be equal to or more than to cause an
STPo [Motor Step-Out Detected].
Determined by A1-02
(0 - 5000 times)
735
L8-93
(073C)
Expert
Low Speed Pull-out
DetectionTime
Sets the length of time the drive will wait to start baseblock after detecting LSo [Low
Speed Motor Step-Out].
1.0 s
(0.0 - 10.0 s)
735
L8-94
(073D)
Expert
Low Speed Pull-out
Detect Level
Sets the detection level for LSo [Low Speed Motor Step-Out] as a percentage of E1-04
[Maximum Output Frequency].
3%
(0 - 10%)
736
L8-95
(077F)
Expert
Low Speed Pull-out
Amount
Sets the average count of LSo [Low Speed Motor Step-Out] detections.
10
(1 - 50 times)
736