Mitsubishi Electric MELDAS C6 Interface Manual page 231

B con-
Signal name
tact
AUTO OPERATION "PAUSE"
*
COMMAND (Feed hold)
[Function]
During automatic operation, axis motion can be decelerated and stopped with this command signal.
To restart, press "automatic operation start" pushbutton ((ST) signal).
[Operation]
(1) When "Auto operation "pause" command" (*SP) signal turns OFF, automatic operation stops.
• During automatic operation, the operation stops. Automatic stop (SPL) occurs.
• Restart with the automatic start (ST) button. (Press after turning *SP signal.)
(2) In the following cases, automatic operation does not immediately stop.
• During tapping in fixed cycle.
Automatic operation stops when tapping is completed and the tool returns to "R" point.
• During thread cutting.
Automatic operation stops when a block for axis motion (other than thread cutting), which
comes first after the signal (*SP) turns OFF, is completed. If the signal (*SP) remains OFF,
however, automatic operation stops immediately after a block (other than thread cutting) is
given.
• When control variable "feed hold invalid" has been set by user macro.
Automatic operation stops immediately after a block where the control variable "feed hold
invalid" is cleared starts.
(3) "Auto operation "pause" command" (*SP) signal is valid even during machine lock.
[Related signals]
Memory mode (MEM: Y708)
MDI mode (D: Y70B)
Auto operation "start" command (ST: Y710)
6. EXPLANATION OF INTERFACE SIGNALS
6.3 PLC Output Signals (Bit Type: Y***)
Signal
abbreviation
*SP
6-3-34
1st system 2nd system
Y711 Y7F1
3rd system
Y8D1