Basic SFC Functions
4-11. 【PLS】,【PLF】
Mnemonic Function Format and Devices
PLS
(PuLSe)
Rising edge pulse
Devices: Y, M, S, T, C, Dn.m
PLF
(PuLse
Falling)
Falling/trailing edge pulse
Devices: Y, M, S, T, C, Dn.m
X0
PLS M0
M0
SET Y0
X1
PLF M1
M1
RST Y0
Mnemonic
and
Function
Description
z When a PLS instruction is executed, object devices Y and M operate
for one operation cycle after the drive in ut signal has turned ON.
z When a PLF instruction is executed, object devices Y and M operate
for one operation cycle after the drive input signal has turned OFF.
p
Program
LD X0
PLS M0
LD M0
SE
----------------------
LD X1
LD M1
T Y0
PLF M1
RST Y0
59