Siemens SINUMERIK 840D sl Programming Manual page 623

Note
The transformation ratio can also be changed on-the-fly (when the coupling is active and the
spindles are rotating).
Block change behavior NOC, FINE, COARSE, IPOSTOP
The following abbreviated notation can be used when programming the block change
behavior:
● NO: Immediately (default)
● FI: On reaching "Synchronism fine"
● CO: On reaching "Synchronism coarse"
● IP: On reaching IPOSTOP; in other words, after setpoint-based synchronism
Type of coupling DV, AV
The coupling type may be changed only when the coupling is deactivated!
Job Planning
Programming Manual, 06/2009, 6FC5398-2BP20-0BA0
CAUTION
Axis couplings
9.5 Synchronous spindle
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