LG Electronics C Series specification

Chapter 9. Basic functions

zAnalog Frequency setting via Voltage analog input (0-10V) or potentiometer on the VR terminal

Group

LED Display

Parameter Name

Set

Min/Max

Factory

Unit

Value

Range

Defaults

Drive

0.0

[Frequency command]

-

-

-

Hz

group

Frq

[Frequency mode]

3

0/8

0

I/O

I 6

[Filtering time constant for V1

10

0/9999

10

group

input]

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

I10

[Frequency corresponding to I 9]

-

0/400

60.0

Hz

Select Frq -[Frequency Mode] to 3 {Frequency setting via V1 terminal}.

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)

zFrequency Setting via Analog Current Input (0-20mA)

	Group	LED Display	Parameter Name	Set	Min/Max	Factory	Unit
				Value	Range	Defaults

Drive

0.0

[Frequency Command]

-

-

-

Hz

group

Frq

[Frequency Mode]

4

0/8

0

I/O

I11

[Filtering time constant for I input]

10

0/9999

10

group

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

I15

[Frequency corresponding to I 14]

-

0/400

60.0

Hz

Select Frq – [Frequency Mode] to 4 {Current Analog Input (0-20mA)}.

Frequency is set via 0-20mA input between I and CM terminals.

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Image 62

LG Electronics C Series manual Frequency Setting via Analog Current Input 0-20mA

Contents

Installation, Operation Maintenance Manual Safety Instructions Operating Precautions Page Important User Information Table of Contents Basic operation Declaration of Conformity Basic information & precautions Basic information and precautions Product Details Removal and reinstallation Power Terminals name is labeled here Installation Installation precautions Air flow Dimensions Installation 5, 2.2 kW 2~3HP Wiring Wiring Specifications for power terminal block wiring Model I/O terminal block specification PNP/NPN selection and connector for communication option Wiring Basic configuration Connection of peripheral devices to the inverter Elblg Recommendable AC/DC Reactor Display Programming Keypad Keypad featuresProgramming keypad Keys Alpha-numeric view on the LED keypad Moving to other groups There are 4 different parameter groups as shown below How to move to other groups at the 1st code of each group How to change the codes in a group Code change in Drive group For changing code from any codes other than F Parameter setting method Changing parameter value in Drive group Drive group Changing parameter values in Function 1, 2 and I/O group Monitoring of operation status Programming keypad How to monitor fault condition in Drive group Function Group Programming keypad Frequency Setting and Basic Operation Basic operation Apply AC input power to the inverter When 0.0 is displayed, press the Up S key three times Basic operation Function list Function list Function group Parameter Min/Max Description Factory Adjustable Display 12-2 Frequency low Limit H14 Skip H20 ⎛ rpm ⋅ P ⎞ RPM = ⎜ FFF Group BIT4 BIT3 BIT2 BIT1 BIT0 FDT-1 I60 Inverter This parameter is set when the inverter Function list Control block diagram Control block diagram Frequency Mode settingBlock diagram Chapter Control Basic Functions Frequency modeBasic functions Drive Frequency Command Group Frequency Setting via Analog Current Input 0-20mA Basic functions Freq. setting Run command Group LED Display Parameter Name Multi-Step frequency setting I22 Multi-function Input Run Command setting Drv Drive mode Forward/Reverse Run Set Value Min/Max Factory Unit Range DefaultsDisable Power On Start select Restart after fault reset Accel/Decel time and unit setting Factory Unit Defaults H70 Frequency Reference For Accel/Decel Min/Max Range Multi-Accel/Decel time setting via Multi-function terminals Linear Start side Group H18 CurveEnd side Min/Max Set value Unit ~100 Freq Run Command Square V/F operation Group LED Display Parameter Name Set V/F controlF30 Pattern Min/Max Range Freq, Voltage Run command Stop mode select Limit select Frequency limit settingF24 Frequency High/Low H10 Skip frequency select Advanced functions Advanced functions DC brake Voltage P3 Run Command F12 Jog operation Up-Down operation ƒ Select terminals for Up-Down operation among P1 thru P5 10.4 3-Wire Operation Dwell operation Function Dwell frequency Group Dwell time Min/Max Range H40 Control mode select Slip compensation RPM PID Control PID control block diagram Auto tuning H41 Auto tuning Sensorless vector control Current F40 Energy-saving operation Min/Max Range Speed SearchH22 Speed Search Select Advanced functions Auto restart try Second motor operation Range Defaults Function H39 Carrier Frequency Group SelectCarrier frequency select I24 Multi-function Input Terminal P5 define H93 Parameter initialize Parameter Name Min/Max Factory Display Range DefaultParameter initialize & Lock FFF Parameter Name Set Min/Max Factory Unit Display Range Defaults Function H95 Parameter lockGroup H94 Password Register Advanced functions Monitoring Monitoring Operating status monitoring User display select Default Group I25 Input terminal status Display Default Group I26 Output terminal status Display Default Drive NOn Fault Display Group ~ 10Vdc Analog Output I54 Output terminal I56 Fault relayMulti-function output terminal MO and Relay 30AC Select I55 Multi-function Default Group I53 Frequency Detection 400 10.0 Bandwidth Parameter Name Set Group I52 Frequency Detection Level I53 Bandwidth Factory Unit Default 30.0 10.0Description Set Display ƒ It cannot be set above F21- Max Frequency During stop Activated during stop Protective functions Electronic Thermal Parameter Name Set Display Factory Unit DefaultOverload Warning and trip F56 Overload trip select Stall prevention F59 Stall prevention select F60 Stall prevention level Output phase loss protection Freq External trip signal I23 I24 Inverter Overload Frequency command lossMin/Max Range Factory Unit Default Set Troubleshooting & Maintenance Troubleshooting & Maintenance Protective functions FX or RX terminal is on 13.2 Fault Remedy Avoid damage to Igbt inside the inverter Protective Cause Remedy Functions Check points Precautions for maintenance and inspectionPart replacements Specifications Specifications Temperature Derating Information Load current VS Carrier frequency Declaration of Conformity Technical Standards Applied EMC Installation Guide Cerus