Software Limit Settings - YASKAWA E-V Series User Manual

4.3.3 Software Limit Settings

The software limits set limits in software for machine movement that do not use the overtravel signals (P-OT
and N-OT). If a software limit is exceeded, an emergency stop will be executed in the same way as it is for
overtravel.
(1) Software Limit Function
The software limit function can be enabled or disabled.
Use the parameter Pn801.0 to enable the software limit function.
The software limit function can be enabled under the following conditions. Under all other circumstances, the
software limits will not be enabled even if a software limit is exceeded.
• The ZRET command has been executed.
• REFE = 1 using the POS_SET command.
Enable or disable the software limits using one of the following settings.
Parameter
n.
n.
n.
Pn801
n.
[Factory
setting]
(2) Software Limit Check using References
Enable or disable software limit checks when target position references such as POSING or INTERPOLATE
are input. When the input target position exceeds the software limit, a deceleration stop will be performed
from the software limit set position.
Parameter
n. 0
[Factory
Pn801
setting]
n. 1
(3) Software Limit Setting
Set software limits value in the forward and reverse directions.
Because the limit zone is set according to the forward or reverse direction, the reverse limit must be less than
the forward limit.
Forward Software Limit
Setting Range
Pn804
-1073741823 to
1073741823
Reverse Software Limit
Setting Range
Pn806
-1073741823 to
1073741823
Description
0 Software limits enabled in both direction.
1 Forward software limit enabled.
2 Reverse software limit enabled.
3
Both software limits disabled.
Description
No software limit check using references.
Software limit check using references.
Setting Unit
1 Reference Unit
Setting Unit
1 Reference Unit
When Enabled Classification
Immediately
When Enabled Classification
Immediately
Position
Factory Setting When Enabled
819191808 Immediately
Position
Factory Setting When Enabled
-819191808 Immediately
4.3 Basic Functions Settings
Setup
Setup
Classification
Setup
Classification
Setup
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