Okuma Alarm-A 1215 S.M command asynchronous
Under simultaneous four-axis control mode, S or M command provided with constant cutting speed code does not match between turret A and B for 2-saddle specification.
Character-string:Coordinate system for G140, G141, or G142
1->Mismatch of constant cutting speed codes (G96 and G97)
2->Mismatch of turret selection commands (G110 and G111)
3->Mismatch of S commands
4->Mismatch of spindle rotation commands (M03, M04 and M05)
5->Mismatch of spindle drive gear range commands (M40 through M44)
6->Mismatch of M00 and M01
7->Mismatch of M19 command
8->Mismatch of M110 and M109
9->M271, M272 instructions are different.
10->M371, M372 instructions are different.
11->M142, M143 instructions are different.
Probable Faulty Locations
Mismatching S and/or M code command in simultaneous four-axis cut program.
N101 M41 M03 S100 P10
N201 M42 M03 S500 P10
Measures to Take
Correct the program.
In the program above, change the commands in N201 sequence as indicated below:
Always designate the same S and M code commands at both turrets.