Mitsubishi Electric MELSEC-Q/L - Program Control Instructions

74
2 INSTRUCTION TABLES
2.5 Application Instructions
Program control instructions
*1 n indicates ([number of file name characters]  2) steps. (Decimal fraction is rounded up.)
PID instruction
Category Instruction
symbol
Symbol Processing details Execution
condition
Number
of basic
steps
Subset Reference
Program
control
instructions
PSTOP • Places designated program in
standby status.
2+n
*1
 Page 719
PSTOPP
POFF • Turns OUT instruction coil of
designated program OFF, and
places program in standby
status.
2+n
*1
 Page 720
POFFP
PSCAN • Registers designated program
as scan execution type.
2+n
*1
 Page 722
PSCANP
PLOW • Registers designated program
as low-speed execution type.
2+n
*1
 Page 724
PLOWP
LDPCHK • In conduction when program of
specified file name is being
executed.
• In non-conduction when
program of specified file name
is not executed.
2+n
*1
 Page 725
ANDPCHK
ORPCHK
Category Instruction
symbol
Symbol Processing details Execution
condition
Number
of basic
steps
Subset Reference
PID
operation
PID • Performs PID operation based
on the value set in the devices
designated by (S1), (S2), and
(S3) and stores the operation
result every sampling time in
the device designated by (D).
5  Page 729
PSTOP
File name
PSTOPP
File name
POFF
File name
POFFP
File name
PSCAN
File name
PSCANP
File name
PLOW
File name
PLOWP
File name
PCHK
File name
PCHK
File name
PCHK
File name
PID DS1 S2 S3