Mitsubishi Electric MELDAS C6 Interface Manual page 96

B con-
Signal name
tact
CHUCK CLOSE
—
CONFIRMATION
[Function]
This signal informs that chuck close (SPCMPC: Y431) is input during spindle synchronous control.
[Operation]
This signal turns ON when the "Chuck close" (Y431) is ON.
This signal turns OFF when the "Chuck close" (Y431) is OFF.
This signal turns OFF when the spindle synchronous control is canceled.
Basic spindle chuck
Synchronous spindle chuck
Spindle synchronous
control (Y432)
In spindle synchronous
control (X42A)
Spindle rotation speed
synchronization complete
(X42B)
Chuck close (Y431)
Error temporary cancel
(Y437)
(Note) Use "Error temporary cancel" signal only when the position error between two spindles still occurs
even after the "Chuck close" signal is turned ON.
[Related signal]
Chuck close (SPCMPC: Y431)
6. EXPLANATION OF INTERFACE SIGNALS
6.1 PLC Input Signals (Bit Type: X***)
Signal
abbreviation
SPCMP
Chuck close
Chuck close
Chuck open
confirmation
6-1-7
1st system 2nd system
X42D
Chuck open
Chuck close
confirmation
Chuck close
In error cancel
3rd system
— —
Chuck open
Chuck close