Comparison of AN instruction and DAN instruction
• DAN instruction is more suitable for requirement for high-speed response than AN
instruction.
<For AN instruction>
●Ladder diagram
R0
●Time chart
R0
External input
X0
R10
*CPU input time constant setting: None
X0
n-1 scanning
Execute AN X0
18.2 Direct Input Instruction
R10
n scanning
n+1 scanning
18-13