
5. AUTOMATIC OPERAT ION
B--63003EN--1/02
406
[Classification] Input signal
[Function] Starts automatic operation.
[Operation] WhensignalSTissetto1then0inmemory(MEM)mode,DNC
operation mode (RMT) or manual data input (MDI) mode, the CNC enters
the cycle start state and starts operation.
Start
Signal ST “1”
“0”
Automatic operation
MEM, RMT, or MDI mode
[Classification] Input signal
[Function] Halts automatic operation.
[Operation] When signal *SP is set to 0 during automatic operation, the CNC enters
the feed hold state and stops operation. Automatic operation cannot be
startedwhensignal*SPissetto0.
Feed hold
Start
Signal ST “1”
“0”
Automatic operation
MEM, RMT, or MDI mode
Signal *SP “1”
“0”
Start
Ignored
[Classification] Output signal
[Function] Notifies the PMC that automatic operation is in progress.
[Output condition] This signal is set to 1 or 0, according to the state of the CNC, as listed in
Table 5.1.
[Classification] Output signal
[Function] Notifies the PMC that automatic operation start is entered.
[Output condition] This signal is set to 1 or 0, according to the state of the CNC, as listed in
Table 5.1.
Signal
Cycle start sign al
ST <G007#2>
Feed hold signal
*SP <G008#5>
Automatic operation
signal
OP <F000#7>
Cycle start lamp sig n al
STL <F000#5>