3.1 ST, ST/, OT (START, START NOT, OUT)
■
Ladder diagram
■
Devices that can be specified (indicated by ●)
Operand
Bit device
Specification of bit of
word device
Index modifier
X Y R L T C P E
S
R
IN
O
T
DT.n LD.n
ST, ST/
bit
● ● ● ● ● ● ● ● ● ● ● ● ● ●
OT ● ● ● ● ● ● ● ● ●
■
Outline of operation
Type of
instruction
Operation
ST
Begins a logic operation by treating the input contact specified by the ST instruction as a Form A
(normally open).
ST/
Begins a logic operation by treating the input contact specified by the ST/ instruction as a Form B
(normally closed).
OT/ Outputs the operation result to the specified coil.
■
Operation Example
Program operation of "ST", "ST/", and "OT" in the ladder diagram
Output to Y110 when R0 is ON, and to Y111 when R0 is OFF.
3.1 ST, ST/, OT (START, START NOT, OUT)
WUME-FP7CPUPGR-12 3-3