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8.4.10 Speed Change After Starting Trapezoidal Control Type 0 (F171)
- The explanation below shows the program to change the speed to a speed below the target speed
during the trapezoidal control.
Use the type 0 to change the speed to a speed slower than the target speed.
Time chart
Sample program
Precautions during programming
- To change the speed, specify the execution condition of F171 instruction to be always executed.
- Using the type 0 enables to perform the acceleration/deceleration control up to the target value.
- Speed cannot be changed when the instruction is executed in the interrupt program.
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