Installation guide
Mint™ v4 Advanced Programming Guide
136 MN1270 02.2002
VELFATALMODE/VLM
Purpose:
Specify the action taken in the event of the velocity threshold being exceeded.
Controllers Supported:
NextMove PCI NextMove PC NextMove BX MintDrive ServoNode 51
Format:
VELFATALMODE[axes] = <expression> {,<expression> ...}
v = VELFATALMODE[axis]
Dot Parameters:
Axis – Axis No.
Attributes:
Controller Read Write Command Multi-
Axis
Scaled Default Range
NextMove
0
0 ≤ x ≤ 6
Description:
The function
VELFATALMODE controls what action is taken in the event of the VELFATAL limit being
exceeded.
The possible modes are as follows.
Mode Action
0 Ignore the error condition.
1 Crash stop the axis and drop the enable line. When the axis is idle
8
the error handler will
be called.
2 Crash stop the axis, leave the axis enabled. When the axis is idle the error handler will
be called.
3 Perform a controlled stop on the axis at the rate specified by the ERRORDECEL parameter,
leave the axis enabled. When the axis is idle the error handler will be called.
4 Not applicable
5 Call the error handler only.
6 Ramp the DAC to zero with a rate set with DACRAMP. The axis will be disabled when the
DAC reaches zero and the error handler called.
See Also:
VELFATAL
8
An axis is deemed to be idle if it is disabled or if it has a following error.