AC70 VC CONTROL FREQUENCY INVERTER MANUAL
BASIC OPERATION AND TRIAL RUN
49
●
Open-loop VC control
（
speed mode
）
over
yes
whether control performance
reaches requirment
no
trial run
according to chart 4-9,set start/stop control
set E-01 to choose run command giving channel
according to chart 4-8,set giving frequency
set E-00=0,choose VC control mode
If change motor or electrify for the first time,
please self-tuning according to chart 4-7
start
adjust H-52 H-61 parameters to optimize
VC control performance,to improve output
torque/speed accuracy
Chart 4-10: Open-loop VC control
