Output Instruction: Rising, Falling Differential Output - Mitsubishi Electric A800 Programming Manual

Sequence instructions
3.25.6
Output instruction: rising, falling differential
output ... PLS, PLF
Bit device
X Y M
 
D
Function
PLS
• The specified device is turned ON when the PLS command changes from OFF to ON, and OFF at all times other than when
the PLS command is turned OFF to ON (OFF to OFF, ON to ON, ON to OFF).
If there is one PLS instruction for the device specified by
scan.
Do not execute the PLS instruction of the same device multiple times during one scan.
• After the PLS instruction is executed, it will not be executed again even if STOP is executed and RUN is executed again.
PLF
• The specified device is turned ON when the PLF command changes from ON to OFF, and OFF at all times other than when
the PLS command is turned ON to OFF (OFF to OFF, OFF to ON, ON to ON).
If there is one PLF instruction for the device specified by
scan.
Do not execute the PLF instruction of the same device multiple times during one scan.
• After the PLF instruction is executed, it will not be executed again even if STOP is executed and RUN is executed again.
130
Sequence program
Applicable device
Word (16-bit)
Constant
device
T C D K
PLS command
PLF command
Digit
Level
specification
H N
Setting data
Device number to convert
D
into pulse form
D
during one scan, the specified device is turned ON for one
1 scan
D during one scan, the specified device is turned ON for one
Error flag
(SM0)
1 scan
1 scan
1 scan