Yaskawa G7 Drive - Manual (Page 291)

6
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Fig 6.51 UP/DOWN Commands Time Chart
Output frequency
Upper limit
Accelerates to
lower limit Same
frequency
Lower limit
Forward operation/stop
UP command
DOWN command
Frequency
matching signal*
Reference
frequency reset
Power supply
* The frequency matching signal turns ON when the motor is not accelerating/
decelerating while the run command is ON.