Okuma Alarm-B 2767 M-spindle low rotation interlock
The M-spindle low speed command was issued before M-spindle low speed command conditions are met.
Code
1->The M-spindle low speed command was issued with the C-axis not connected.
2->The M-spindle low speed command was issued during synchronized rotation.
3->In a flat turning, M-spindle low speed instruction was done.
4->M-spindle winding conversion instruction (M241/M242) was done in extreme low speed rotation mode.
5->M-spindle low speed instruction was turned into the M-spindle which an extreme low speed specification does not have selection and it was.
6->M519(Spindle extremely low revolution speed mode) commanded when it is not M241(wind(gear) change) condition.
7->M519(Spindle extremely low revolution speed mode) commanded when it is M241(wind(gear) change) condition and spindle rotate or M520(Spindle extremely low revolution speed mode OFF) commanded when spindle rotate.
Measures to Take
Code
2->Cancel the synchronized rotation before issuing the low speed command.
3->After it releases a flat turning, M-spindle low speed instruction is performed.