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14 DEDICATED INSTRUCTIONS
(6) If the PSTRT instruction is executed in either of the following cases, an error
[Program examples]
• The following program executes the positioning start of positioning data No. 1 when
Positioning start program
[Program example for use when dedicated instruction is not used]
Positioning start program (when dedicated instruction is not used)
DX0C
"Dedicated instruction error" (error code: 804) will occur and positioning cannot be
started.
• Any value other than 1 to 600, 7000 to 7004, and 9001 to 9004 is set to
"Starting number" (device: (S)+2) of the control data.
• The instruction for a non-existent axis is specified.
(Example: The PSTRT2 instruction is specified when the QD75P1 is used.)
X100 turns ON.
Use D30 to D32 as the control data devices of positioning data No. 1, and M32 and
M33 as the completion devices.
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14 - 11
MELSEC-Q
<Positioning start command pulse>
<Positioning start No. 1 setting>
<Positioning start command hold>
<Positioning start execution>
<Positioning start command storage OFF>
<Positioning start command pulse>
<Positioning start No. 1 setting>
<Positioning start execution>
<Positioning start signal OFF>
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