Siemens SINUMERIK 840Di Function Manual page 83

Fig. 2-5
Constraints
Continuous-path mode
For the above-mentioned functions:
• Automatic stopping for removal of the clamp
• Optimized releasing of the axis clamp via travel command
• Automatic stopping for setting of the clamp
the "Look Ahead" function must be active.
Part program blocks without path motion (e.g. M82/M83) interrupt continuouspath mode and
thus also the Look Ahead function.
Axis Monitoring, Protection Zones (A3)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Example 3: Interface signals and states
Detailed Description
2.1 Motion monitoring functions
2-11