Mitsubishi Electric M800VW Series Programming Manual page 649

M800V/M80V Series PLC Programming Manual (2/2)
14 PLC Help Function
14.12 Chopping
Chopping operation start
The chopping mode is entered at the rising edge of the "Chopping" signal (CHPS), and the chopping operation is started
based on the position determined with the program, etc.
The chopping control sequence is the following.
 When the chopping axis is not moving, chopping is started immediately.
 When the chopping axis is moving, chopping is valid from the next block in the automatic mode, and an operation alarm will
occur in the manual mode.
Motion of
Basic position
chopping axis
Upper dead center
point
Bottom dead center
point
 In automatic mode
[When the chopping axis is not moving]
Chopping parameter valid
Chopping start ready completion
Chopping (CHPS)
In chopping mode (CHPMD)
In chopping start (CHOP)
Chopping axis
Other axis
(Not effected by chopping signal.)
[When the chopping axis is moving]
Chopping parameter valid
Chopping start ready completion
Chopping (CHPS)
In chopping mode (CHPMD)
In chopping start (CHOP)
Chopping axis
Other axis
(Not effected by chopping signal.)
The "In chopping start" is entered after the chopping axis movement has been completed.
IB-1501668-B
Start
Rapid traverse Rapid traverse
(2)
(3)
(1)
(1)
628
Stop
(2)
(3)