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Specification of SN200G high-performance vector convertor
Mechanical and electrical installation
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SN200G
+10V
Potentiometer
AI1
GND
PE
Figure 3-7 Wiring diagram of analog input terminal
cross or wind
2~3 turns in
same direction
SN200G
C
External analog source
0.022uF
、
50V
Ferrite core
AI1
GND
Figure 3-8 Treatment wiring diagram of analog input terminal
b) Digital input terminal: wiring method of DI terminal
Shield cable is commonly used and wiring distance is as short as possible, which should not exceed
20m. If using active way to drive, necessary smoothing measures should be adopted for crosstalk of power.
It’s suggested to use contactor control way.
Leak-type wiring way
+VCC
+24V
+24V
OP
Signal
DI1
3.3k
NPN
3.3Ω
DI5
3.3k
0V
COM
External controller
Control panel of frequency convertor
Figure 3-9 Leak-type wiring way
Less than 20 meters