Using Fin2 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

12.2.2.2 Using FIN2 with M Command

N001 G0X10000 Maa Mbb Mcc Mdd ；
N002 G0Z-20000;
N003 Mee Mff Mgg Mhh ；
Machining program
Axis
movement
M code 1
M code 2
M code 3
M code 4
MF1
MF2
M F3
MF4
FIN2
(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 FIN2 ON.
(c) The CNC confirms that FIN2 has turned ON, and proceeds to the next block simultaneously with the turning OFF of
MF.
(d) The PLC (machine) confirms that MF has turned OFF, and then turns FIN2 OFF.
N001 G0X ... ...
N002 Z - 20000 ;
Maa
Mbb
Mcc
Mdd
(b)
t2
(c)
t1 (d)
N003 Mee Mff ......
Mee
Mff
Mgg
Mhh
t1: User sequence process time
t2: 15 to 30 ms
473
Next block
IB-1501668-B