YASKAWA G7 Series Technical Manual page 292

Output frequency
Forward operation/stop
UP command
DOWN command
Frequency
matching signal*
-74
6
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Upper limit
Accelerates to
lower limit
Lower limit
Power supply
* The frequency matching signal turns ON when the motor is not accelerating/
decelerating while the run command is ON.
Fig 6.51 UP/DOWN Commands Time Chart
Same
frequency
Reference
frequency reset