Example Of Machining Program; Using Fin1 With M Command - Mitsubishi Electric M800VW Series Programming Manual

M800V/M80V Series PLC Programming Manual (2/2)
12 Handling of M, S, T, B Functions
12.2 Miscellaneous Function Finish

12.2.2 Example of Machining Program

12.2.2.1 Using FIN1 with M Command

N001 G0X10000 Maa Mbb Mcc Mdd ；
N002 G0Z-2000;
N003 Mee Mff Mgg Mhh ；
Machining program
Axis movement
M code 1
M code 2
M code 3
M code 4
MF1
MF2
MF3
MF4
FIN1
(a)
[Explanation of operation]
(a) The CNC outputs the M code data n (BCD) and MFn to the PLC (machine).
Refer to the section "12.6 Precautions" for details on the M code data and MF output timing.
(b) The PLC (machine) confirms that the MF signal has turned ON, reads the M code data, and executes the specified
operation. Then, it turns FIN1 ON.
(c) The CNC confirms that FIN1 has turned ON, and then turns MF OFF.
(d) The PLC (machine) confirms that MF has turned OFF, and then turns FIN1 OFF.
(e) The CNC confirms that FIN1 has turned OFF, and then proceeds to the next block.
IB-1501668-B
N002 ......
N001 G0X10000 ......
Maa
Mbb
Mcc
Mdd
(c)
(b) t2
t1
(d) (e)
N003 Mee Mff Mgg Mhh
Mee
Mff
Mgg
Mhh
t1: User sequence process time
t2: 15 to 30 ms
472
Next block