Mitsubishi Electric MELSEC iQ-F Series Training Manual page 83

4.5
[PLS] (Turning on a Specified Device for One Scan
at the Rising Edge of an Input Condition)
[PLF] (Turning on a Specified Device for One Scan
at the Falling Edge of an Input Condition)
• This section describes the concept of one scan.
• This section describes the operation timing of the PLS/PLF instruction.
1.
The PLS instruction turns on a specified device only for one scan at the rising edge of the commanded condition.
■Timing chart
X100
M5
2.
The PLF instruction turns on a specified device only for one scan at the falling edge of the commanded condition.
■Timing chart
X101
M0
4.5 [PLS] (Turning on a Specified Device for One Scan at the Rising Edge of an Input Condition) [PLF] (Turning on a Specified Device
X100
0
X101
3
6
One scan
One scan
4 SEQUENCE INSTRUCTIONS AND BASIC INSTRUCTIONS -PART 1-
Project name
Program name
1.
PLS M5
2.
PLF M0
END
One scan
RB-5
MAIN
One scan
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