LG C Series - Manual (Page 62)

Chapter 9. Basic functions
z Analog Frequency setting via Voltage analog input (0-10V) or potentiometer on the VR terminal
Group LED Display Parameter Name
Set
Value
Min/Max
Range
Factory
Defaults
Unit
0.0 [Frequency command] - - - Hz
Drive
group
Frq [Frequency mode] 3 0/8 0
I 6
[Filtering time constant for V1
input]
10 0/9999 10
I 7 [V1 input minimum voltage] - 0/10 0 V
I 8
[Frequency corresponding to I 7]
- 0/400 0.0 Hz
I 9
[V1 input max voltage]
- 0/10 10 V
I/O
group
I10
[Frequency corresponding to I 9]
- 0/400 60.0 Hz
ƒ Select Frq -[Frequency Mode] to 3 {Frequency setting via V1 terminal}.
ƒ The 0-10V input can be directly applied from an external controller or a potentiometer (between VR
and CM terminals).
Wire the terminal as shown below and refer to page 9-2 for I 6 - I10.
VR
V1
CM
When connecting potentiometer to
terminals VR and CM
V1
CM
Analog Voltage Input (0-10V)
z Frequency Setting via Analog Current Input (0-20mA)
Group LED Display Parameter Name
Set
Value
Min/Max
Range
Factory
Defaults
Unit
0.0 [Frequency Command] - - - Hz
Drive
group
Frq [Frequency Mode] 4 0/8 0
I11
[Filtering time constant for I input]
10 0/9999 10
I12
[I input minimum current]
- 0/20 4 mA
I13
[Frequency corresponding to I 12]
- 0/400 0.0 Hz
I14
[I input max current]
- 0/20 20 mA
I/O
group
I15
[Frequency corresponding to I 14]
- 0/400 60.0 Hz
ƒ Select Frq – [Frequency Mode] to 4 {Current Analog Input (0-20mA)}.
ƒ Frequency is set via 0-20mA input between I and CM terminals.
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