Mitsubishi MELSEC-Q/L User Manual

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PLOW, PLOWP
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2
3
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4
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8
7.17 Program control instructions 7.17.4 PLOW, PLOWP
(3) Designated programs assume the scan execution type with END processing.
When programs A, B, and C exist and program A performs "PSCAN" of program D.
(4) This instruction will be given priority even in cases when a program execution type has been designated in the
parameters.
(5) It is not necessary to designate the extension (.QPG) with the file name.
(Only .QPG files will be acted on.)
Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and an error code is stored into
SD0.
Program Example
(1) The following program sets the program with file name ABC as scan execution type when X0 is turned ON.
[Ladder Mode] [List Mode]
: File name of the program to be set as a low speed execution type, or head number of the devices where the file name is stored (character string)
Error
code
Error details
Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
2410
The program with the file name specified by does not exist.
––
2504
The specified file name is the SFC program, and the SFC program for
the other file name has been already started.
(For the High Performance model QCPU, Process CPU, Redundant
CPU)
–– –– ––
4101
The range of the device specified by exceeds the range of the
corresponding device.
––
4131
The specified file name is the SFC program, and the SFC program for
the other file name has been already started. (Dual activation error of
the SFC program)
–– –– –– ––
7.17.4 PLOW, PLOWP Program low speed execution registration
7.17.4 PLOW, PLOWP
Setting
Data
Internal Devices
R, ZR
J\
U\G
Zn
Constants
$
Other
Bit Word Bit Word
–– –– ––
Example
ABCENDA B CDEND
Scan Scan
Execution of
PSCAN
Program D
is executed
S
S
Step Instruction Device
Basic
Redundant Universal LCPU Process
High
performance
Command
Command
PLOW
PLOWP
S
S
PLOW
PLOWP
S
S

Mitsubishi MELSEC-Q/L Specifications

General

Brand	Mitsubishi
Model	MELSEC-Q/L
Category	Controller
Language	English