Siemens SINUMERIK 840D sl Function Manual page 75

Figure 2-1
Effectivity
The following-error monitoring only operates with active position control and the following
axis types:
• Linear axes with and without feedforward control
• Rotary axes with and without feedforward control
• Position-controlled spindles
Fault
If the configured tolerance limit is exceeded, the following alarm appears:
25050 "Axis <Axis identifier> Contour monitoring"
The affected axis/spindle is stopped via the configured braking ramp in follow-up mode:
MD36610 $MA_AX_EMERGENCY_STOP_TIME
(Maximum time for braking ramp when an error occurs)
Basic logic functions: Axis monitoring, protection zones (A3)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Following-Error Monitoring
Detailed description
2.1 Axis monitoring
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