Mitsubishi Electric M800VW Series Programming Manual page 734

M800V/M80V Series PLC Programming Manual (2/2)
14 PLC Help Function
14.23 PLC Switches
The following shows an example of operation of reversing signal Y from the user PLC.
Two-point switch
 When two opposite switches, chip conveyer manual and chip conveyer automatic, are provided
X68
X68
E F
X68E X68F M1
X68F
X68E
X68E X68F M2
X68E X68F
Switch 15 ON Switch 16 ON
X68E
(a)
(c)
(b)
X68F
Y68E
Y68F
M1
M2
Y6CE
One scan width
Y6CF
Y68
Chip conveyor manual
E
M1
SET
Y6CE
X68E reversing signal
M1
RST
Y68F
Chip conveyor automatic
M2
SET
Y6CF
X68F reversing signal
M2
RST
M1
RST
M2
RST
Switch 15 ON
(a)Y68E, M1 turns ON when switch 15 (X68E) turns ON
(e)
(b)If switch 16 (X68F) is turned ON in state (a), Y68E
(d)
(g)
(c)Y6CE has turned ON, so X68E is reversed (OFF).
(d)Y6CE turns OFF, and Y68F and M2 turns ON from
(e)If switch 15 (X68E) is turned ON in state (d), Y68F
(f)
(f)Y6CF has turned ON, so X68F is reversed (OFF).
(g)Y6CF turns OFF, and Y68E and M1 turns ON again
713
and switch 16 (X68F) turns OFF. [Default state]
turns OFF, Y6CE turns ON, and M1 turns OFF.
the X68E OFF and X68F ON state.
turns OFF, Y6CF turns ON, and M2 turns OFF.
from the X68F OFF and X68E ON state.
IB-1501668-B