Appendix V
173
A
p
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V
V-12. Frequency reference mode (external potentiometer,
keyboard encoder) switching
V-12-1 electrical diagram:
(Default)
380/400V 50/60Hz
Three phase input power supply
Circuit breaker
FWD/STOP
Primary and secondary switching of frequency source
Motor
M
%
Frequency given mode
(external potentiometer, keyboard encoder) switching
ST500
V-12-2 Parameter setting
No.
Code
Parameter name
Setting
range
F0.03
Frequency source master
setting
Panel potentiometer setting
4
F0.04
Frequency source auxiliary
setting
AI1 analog quantity setting
2
F0.11 Command source selection
Terminal block control (LED on)
1
F1.00 DI1 terminal function selection
Forward run (FWD)
1
F1.02 DI3 terminal function selection
Frequency source
switching
18
F0.07
Frequency source
superimposed selection
frequency reference main /
auxiliary switching
02
Note: DI3 and COM connected to switch to an external potentiometer for speed control,
otherwise the panel potentiometer controls the motor speed.
