Siemens SINUMERIK 840D sl Function Manual page 751

DB21, ...
DBX32.2 Retrace support active
Edge evaluation: No
Signal state 1 The "retrace support active" signal is set as soon as signal state 1 is detected for the "start retrace
support" signal. The "retrace support active" signal is reset at the end of retrace support once the
last action block has been completed.
Signal state 0 Retrace support not active
Signal irrelevant for ... RESU technological function not active.
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Signal(s) updated:
Z3: NC/PLC interface signals
21.11 Retrace Support (TE7)
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