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AC90 TENSION CONTROL FREQUENCY INVERTER MANUAL
Open-loop VC control（torque mode）
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F7.00=0,
Keyboard no giving
Start
Auto tune according to chart 4-14
Set F0.00=0.2, VC without PG or VC with PG
Set F0.01=1, torque control
Set F0.02, choose order giving channel
Set F7.00, choose torque giving channel
F7.00=1,
F7.00=2,3,4
Keyboard pot giving
VS1/VS2/AS giving
Set F4.07-F4.10, limit
Set F3 group parameters
F7.00 set channel combine
Set F7.05-F7.07, set torque limit
Set torque direction, adjust by F0.16
FWD/REV speed limit under torque control set by F7.23
F7.23 "0"digit set as 0
FWD/REV upper frequency
limit set by F0.10
Set F0.03, choose frequency giving main channel
Set F0.14, ACC time, F0.15, DEC time
Start run
Chart 4-19: Torque control
47
BASIC OPERATION AND TRIAL RUN
F7.00=5,6
PUL/RS485 giving
Set F2.16-F2.21 adjust PUL
port , Fd.04 proportion rate
F7.23 "0"digit set as 1
F7.23 "00"digit is FWD
upper frequency limit,
F7.25 FWD upper limit bias
F7.23 "000"digit is REV upper
frequency limit, F7.28 REV
upper limit bias
F7.00=7,
Tension control giving
Set F9 group parameters,
choose tension and roll
diameter setting mode
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