8 OPR CONTROL

MELSEC-Q

Operation timing and processing time of fast OPR

The following shows details about the operation timing and time during fast OPR.

Positioning start signal [Y10,Y11,Y12,Y13]

BUSY signal [XC,XD,XE,XF]

t1

Start complete signal

[X10,X11,X12,X13]

Md.26 Axis operation status Standing by In position control

t2

Output pulse to external source (PULSE)

t3

Standing by

Positioning operation

Fig. 8.17 Operation timing and processing time of fast OPR

Normal timing time

 

 

Unit: ms

 

 

 

 

 

 

 

t1

 

t2

 

t3

 

1.0 to

1.3

2.7 to

4.4

0 to 1.8

The t1 timing time could be delayed by the operation state of other axes.

Operating restrictions

When the OPR complete flag ( Md.31 Status: b3) is ON, executing a fast OPR start

will result in an error "OPR request ON" (error code: 207)".

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Mitsubishi Electronics QD75D, QD75P user manual Operation timing and processing time of fast OPR, Operating restrictions