Interlock For Dedicated Instruction Execution - Mitsubishi MELSEC-Q Series User Manual

14
DEDICATED INSTRUCTIONS
14.2

Interlock for Dedicated Instruction Execution

Dedicated instructions cannot be executed to different axes simultaneously. If that occurs,
the second and subsequent instructions are ignored due to an interlock of the
programmable controller CPU. (No error occurs.)
The following shows the timing of interlock for the positioning start dedicated instruction
(ZP.PSTRT ).
ZP.PSTRT instruction ON
Interlock by programmable controller CPU
BUSY signal (X8 to XA)
Positioning completion (X10 to X12)
14.2 Interlock for Dedicated Instruction Execution
ON
OFF
ON
OFF
ON
OFF
OFF
10
11
ON
12
13
14
15
14
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