Coordination Of Synchronized Actions, Technology Cycles, Part Program (And Plc) - Siemens SINUMERIK 840Di sl Function Manual

Detailed description
2.5 Call of Technology Cycles
M17
AXIS_Z:
$AA_OVR[X]=0
POS[Z]=90
POS[Z]=-90
M17
2.5.1

Coordination of synchronized actions, technology cycles, part program (and PLC)

Control of technology cycles
Technology cycles/synchronized actions are controlled via the identification number of the
synchronized action in which they are programmed as an action:
Means of coordination
Keyword
LOCK(ID)
UNLOCK(ID)
RESET(ID)
CANCEL(ID)
• LOCK(ID), UNLOCK(ID) by PLC, see Subsection 2.6.1 "Control of PLC".
Note
A synchronized action contains a technology cycle call. No further actions may be
programmed in the same block This ensures that the assignment between ID number
and relevant technology cycle is unambiguous.
104
Description
Call permitted in the part program
Call permitted in Synchr. action/technology cycle
Disable technology cycle.
An active action is interrupted.
UNLOCK continues the technology cycle at the point of interruption.
An interrupted positioning operation is continued.
Abort technology cycle. Active positioning operations are aborted. If
the technology cycle is restarted, then it is processed from the 1st
block in the cycle.
Depending on the type of synchronized action, actions are executed
once more when the condition is fulfilled again. Already executed
synchronized actions of the WHEN type are not processed again after
RESET.
Synchronized action is deleted.
Function Manual, 11/2006, 6FC5397-5BP10-2BA0
TP SA
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Synchronized actions