Mitsubishi Electric MELSEC Q Series User Manual page 133

(4) Speed control operation program
This program executes speed control using the speed control function of the speed-position control switch mode.
Suppose that parameters are already set. (
(a) Program detail
• As X3C is turned on, the positioning mode is set to "speed-position control switch mode".
• As X3D is turned on, the following positioning data is written.
Positioning speed V1
Da.3
• As X3E is turned on, the module starts speed control of forward run. As X3F is turned on, the module
starts speed control of reverse run.
(b) Execution condition
Servo READY signal (READY)
Stop signal (STOP)
External I/O
signal
Upper limit signal (FLS)
Lower limit signal (RLS)
QD73A1 READY signal (X11)
BUSY signal (X14)
Excessive error signal (X17)
Error detection signal (X18)
Forward start complete signal (X22)
Reverse start complete signal (X23)
Synchronization flag (X24)
I/O signal
Forward start signal (Y22)
Reverse start signal (Y23)
Speed-position mode restart signal (Y26)
Stop signal (Y27)
Speed-position switching enable signal
(Y2C)
PLC READY signal (Y2D)
Buffer memory Positioning data
Page 117, Section 7.3.1)
Item
Check item
CHAPTER 7 PROGRAMMING
Setting detail
1000pulse/s
Condition
ON
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
When the positioning speed is set
exceeding "
No error
value", the positioning is executed
at "
Note


Speed limit
Pr.5
Speed limit value".
Pr.5
131
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