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14 - 8

MELSEC-Q

14   DEDICATED INSTRUCTIONS

14.4 PSTRT1, PSTRT2, PSTRT3, PSTRT4

These dedicated instructions are used to start the positioning of the designated axis.

Usable device

Internal device

MELSECNET/10

direct J \

Constant

Setting

data

Bit

Word

File

register

Bit

Word

Special
module
U \G

Index

register

Zn

K, H, $

Others

(S)

–

–

–

–

(D)

–

–

–

–

[Instruction symbol]

[Execution condition]

PSTRT1

ZP.PSTRT1

"Un"

(S)

(D)

PSTRT2

ZP.PSTRT2

"Un"

(S)

(D)

PSTRT3

ZP.PSTRT3

"Un"

(S)

(D)

PSTRT4

ZP.PSTRT4

"Un"

(S)

(D)

When PSTRT1, PSTRT2, PSTRT3, and PSTRT4 are common to each other, they are designated as "PSTRT " .

[Setting data]

Setting data

Setting details

Setting side

( 1)

Data type

"Un"

QD75 head I/O number
(00 to FE: High-order two digits of I/O number expressed in three digits)

User

BIN 16 bits

(S)

Head number of a device in which control data is stored

–

Device

(D)

Head number of a bit device which turns ON the operation by one scan at the
time of completion of the instruction.
If the instruction is completed abnormally, ((D) + 1) will also be turned ON.

System

Bit

Note) The file register of each of the local device and the program cannot be used as a device for setting data.