Timing chart
The following shows the timing chart of a self-holding ladder created with the OUT instruction.
Compare this timing chart with the one of the self-holding ladder created with the PLS instruction.
Y0
M0
Y0
X2
0
3
X0
M0
PLS
X2
M0
Y0
X0
X2
X0
Y0
X2
Y0
Y0
X0
If the rising edge pulse contact
and the falling edge pulse contact
are used, the
operation of the previously described PLS/PLF instruction can be written more simply.
They can be used according to the content and function of the following programs.
When the PLS instruction is used
When the rising edge pulse contact instruction
is used
X2
0
M0
Y
0
3
X0
P LS
M0
Y
0
0
Y
0
X0
X2
Y0
Useful application of the PLS/PLF instructions (Part 1)
50
Summary of Contents for FX5U Series
Page 1: ...FX5U Training Manual ...