VFD Allen Bradley Power Flex 4M Variable Frequency Drive nfi - - PowerPoint PPT Presentation

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VFD Allen Bradley Power Flex 4M Variable Frequency Drive nfi - - PowerPoint PPT Presentation

Nov 25, 2022 552 likes •1.07k views

Understanding VFD Allen Bradley Power Flex 4M Variable Frequency Drive nfi Practical tical De Demon onstration stration of VFD Motor Speed Directly Proportional to Frequency Motor RPM = (120*F)/P Power erfl flex ex- 4M 4M 0.4

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SLIDE 1

Understanding

“VFD”

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Allen Bradley Power Flex 4M Variable Frequency Drive

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SLIDE 2

Practical tical De Demon

  • nstration

stration of

VFD

Power erfl flex ex- 4M 4M 0.4 KW= = 0.5 Hp Hp I/P: 230V 1/3 Phase se O/ O/P: 230 3 P Phase se

Motor Speed Directly Proportional to Frequency Motor RPM= (120*F)/P
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SLIDE 3

Maximum Output Fr Freq equency uency Range

0 ~ 400 Hz

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SLIDE 4

Motor RUN/Sto Stop Indicat cation ion

Comman and Freq.

Para rameter eters Direction ection

Volts s readin ing

Fault ult

VF VFD St D Status atus Scree een

Amperes Indicat ates es freq. Control
  • l by VFD POT
Indicat ates es Operation ion. Control
  • l by Keypad
RUN VFD STOP VFD Change Direc ection ion Keys to Read/W /Writ rite Para ramete eters
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SLIDE 5

Control

  • l T

ermi minals nals Relay ay Feedb dbac ack k T erminal minals Freq.

  • q. Feedb

dbac ack (0 ~ 1 ~ 10 V) (0 ~ 50Hz) z) Analog g Volt ltag age e Input (0 ~ 10V) V) Analog g Current ent Input t (4 ~ ~ 20mA)

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SLIDE 6

Motor Output ut T erminal minals

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SLIDE 7

3 Phase/ e/ 1 P Phase se 220 VAC

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SLIDE 8

VFD Wiring Diagram Power Flex 4M

Parameters to be used in this Course

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SLIDE 9

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Reset the Drive & Enter Start-up Parameters

Ho How to? w to?

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SLIDE 10

Programming the VFD AB Powerflex 4M

St Step 1: Reset t the Drive ive to Factor ctory y Se Setting ng

Parameter: P112 12 – Reset et to Default ult

Resets all parameter values to factory defaults.
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SLIDE 11

Step p 2: Enter r Motor related ted Paramet meter ers AB Powerflex 4M

P101 01 – Motor

  • r NP Voltage

age

Stop drive before changing this parameter. Set to the motor nameplate rated voltage.

P102 02 – Motor

  • r NP Hertz

tz

Stop drive before changing this parameter. Set to the motor nameplate rated frequency.

P103 03 – Motor

  • r OL Current

ent

Set to the maximum allowable motor current.

P104 04 – Minimu imum m Frequency quency

Sets the lowest frequency the drive will output
  • continuously. Min/Max:
ax: 0.0/4 /400.0 Hz Hz

P105 05 – Maximu imum m Frequency uency

Sets the highest frequency the drive will output
  • continuously. Min/Max:
ax: 0.0/4 /400.0 Hz Hz
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SLIDE 12

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Source of Operation

Key eypad pad

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SLIDE 13

AB Powerflex 4M

P106 – St Start t So Source ce

Stop drive before changing this parameter. Sets the control scheme used to start the drive.

Sou

  • urce

ce of Op Oper eration ation

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SLIDE 14

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Source of Operation

3 Wi 3 Wire

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SLIDE 15

AB Powerflex 4M

P106 – St Start t So Source ce

Stop drive before changing this parameter. Sets the control scheme used to start the drive.

Sou

  • urce

ce of Op Oper eration ation

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SLIDE 16

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Source of Operation

2 Wi 2 Wire

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SLIDE 17

AB Powerflex 4M

P106 – St Start t So Source ce

Stop drive before changing this parameter. Sets the control scheme used to start the drive.

Sou

  • urce

ce of Op Oper eration ation

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SLIDE 18

AB Powerflex 4M

P107 07 – Stop p Mode

Active stop mode for all stop sources

0“Ramp, CF”(1) (Default) Ramp to Stop. “Stop” command clears active fault. 1“Coast, CF”(1) Coast to Stop. “Stop” command clears active fault.

Sto top Met ethod

  • d

P110 10 – Dec. . Time

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SLIDE 19

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Source of Speed

Dri Drive ve Pot

  • t
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SLIDE 20

Parameter Organization - Program

AB Powerflex 4M

P108 08 – Speed ed Reference ence

Sets the source of the speed reference to the drive.
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SLIDE 21

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Source of Speed

In Internal Fr ternal Freq. eq.

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SLIDE 22

Parameter Organization - Program

AB Powerflex 4M

P108 08 – Speed ed Reference ence

Sets the source of the speed reference to the drive.
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SLIDE 23

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Source of Speed

0 ~ 10 0 ~ 10 VIN VIN

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SLIDE 24

Parameter Organization - Program

AB Powerflex 4M

P108 – Sp Speed Reference ence

Sets the source of the speed reference to the drive.

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SLIDE 25

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Source of Speed

Pr Pres eset et Fr Freq. eq.

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SLIDE 26

Parameter Organization - Program

AB Powerflex 4M

P108 – Sp Speed Reference ence

Sets the source of the speed reference to the drive.

DIN 2 DIN 1 Speed ed Paramete ameter Speed ed (in Hz) A410 10 Hz 1 A411 5 Hz 1 A412 15 Hz 1 1 A413 20Hz

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SLIDE 27

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Acc. Acc./Dec /Dec. . Ti Time me

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SLIDE 28

AB Powerflex 4M

P110 10 – Dec. . Time

Sets the rate of deceleration for all speed decreases.

P109 09– Acc. Time

Sets the rate of deceleration for all speed decreases.

Acc./ Dec.

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SLIDE 29

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Acc Acc./ ./Dec.

  • Dec. Ti

Time me 2

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SLIDE 30

AB Powerflex 4M

P110 10 – Dec. . Time

Sets the rate of deceleration (0.1 ~ 600secs).

P109 09– Acc. Time

Sets the rate of acceleration (0 ~ 600secs).

Acc./ Dec. 2

Defaul ault Acc. c./D /Dec.

  • ec. Time

Acc. c./Dec. /Dec. Time e 2

A401– Acc. . Time e 2

Sets the rate of acceleration (0 ~ 600secs).

A402 – Dec. . Time

Sets the rate of deceleration. (0.1 ~ 600secs)

T201/ 1/T202 T202 – DIN Funct nctio ion

Enter 1 for Acc./Dec. Time 2

Step 1- Enter the Time Step 2- Assign the Function Step 3- Energize DIN 1/DIN 2

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SLIDE 31

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JOG JOG

Mo Mode de

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SLIDE 32

Jog/Inch Frequency

T

  • adjust the Speed of Motor at Jog Mode

Jog Acc./ Dec Time

0.1 to 600.0 sec or 0.01 to 600.0 sec AB Powerflex 4M

T201/ 1/T202 T202– DIN Funct ction ion

Enter 2 for Jog Mode

Step 2- Assign the Function Step 3- Energize DIN 1/DIN 2 A404- Jog Freq.

A405- Jog Acc./D /Dec.
  • c. Time

Step 1- Enter the Jog Freq., Acc./Dec. Time

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SLIDE 33

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Local Local

Co Contr ntrol

  • l
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SLIDE 34

Local Control

When active, sets integral keypad as start source and potentiometer on the integral keypad as speed source

AB Powerflex 4M

T201/ 1/T202 T202 – DIN Funct nctio ion

Enter 5 for Local Operation

Step 1- Assign the Function Step 2- Energize DIN 1/DIN 2 Operation Source Speed Source

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SLIDE 35

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Aux Aux

Faul ault

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SLIDE 36

Aux Fault- NC

When enabled, an F2 Auxiliary Input fault will occur when the input is removed.

AB Powerflex 4M

T201 1 – DIN Funct ction ion

Enter 3 for Aux Fault

Step 1- Assign the Function Step 2- Energize DIN 1

T
  • include fault

Clear Fault- NO

When active, clears an active fault. T202 2 – DIN Funct ction ion

Enter 7 for Clear Fault

Step 1- Assign the Function Step 2- Energize DIN 2

T
  • clear the fault
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SLIDE 37

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Source of Speed

Ov Override erride 0 ~ 1 0 ~ 10 VI 0 VIN

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SLIDE 38

Ov Over erri ride de 0 ~ 10VIN

Selects 0-10V or ±10V control as the frequency reference. Start source is not changed.

AB Powerflex 4M

T201/ 1/T202 T202 – DIN Funct nctio ion

Enter 13 for 0 ~ 10VIN

Step 1- Assign the Function Step 2- Energize DIN 1/DIN 2

T
  • override 0 ~ 10V Source
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SLIDE 39

VFD VFD

Sca Scali ling ng

“ Adjusting Voltage by Frequency Curves”

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SLIDE 40

VFD Scaling

0V 5V 10V

1 Volt =5Hz

0 Hz 25 Hz 50 Hz

T211 = 0% (default) Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 100% (default) Range 0 ~ 100%

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SLIDE 41

VFD Scaling

0V 5V 10V

10 Hz 20 Hz 50 Hz

T211 = 0% (default) Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(10 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 100% (default) Range 0 ~ 100%

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SLIDE 42

VFD Scaling

1V 4.5V 10V

0 Hz 25 Hz 50 Hz

T211 = 10% Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 100% (default) Range 0 ~ 100%

Scaling Value = Bias Voltage/Full Voltage x 100 = 1/10 x 100 = 10%
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SLIDE 43

VFD Scaling

7.5V 5V 10V

0 Hz 25 Hz 50 Hz

T211 = 50% Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 100% (default) Range 0 ~ 100%

Scaling Value = Bias Voltage/Full Voltage x 100 = 5/10 x 100 = 50%
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SLIDE 44

VFD Scaling

2.5V 0V 5V

0 Hz 25 Hz 50 Hz

T211 = 0% Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 50% Range 0 ~ 100%

Scaling Value = (Full voltage - Bias Voltage)/Full Voltage x 100 = (10-5/10 x 100 = 50%
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SLIDE 45

VFD Scaling

2.5V 5V 7.5V

0 Hz 25 Hz 50 Hz

T211 = 25% Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 75% Range 0 ~ 100%

Scaling Value = (Full voltage - Bias Voltage)/Full Voltage x 100 = (10-2.5/10 x 100 = 75% Scaling Value = Bias Voltage/Full Voltage x 100 = 2.5/10 x 100 = 25%
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SLIDE 46

VFD Scaling

5V 7.5V

0 Hz 25 Hz 50 Hz

T211 = 50% Range 0 ~ 100%

www.nfiautomation.org

P104
  • Min. Freq.
(0 ~ 400 Hz) P105
  • Max. Freq.
(0 ~ 400Hz) t211
  • Min. Volts
t212
  • Max. Volts

T212 = 75% Range 0 ~ 100%

Scaling Value = (Full voltage - Bias Voltage)/Full Voltage x 100 = (10-2.5/10 x 100 = 75% Scaling Value = Bias Voltage/Full Voltage x 100 = 5/10 x 100 = 50%
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SLIDE 47

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Signals

Fe Feedba edback ck

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SLIDE 48

Feedb dbac ack k – Rel elay Type pe

  • 1. VFD Operation – Run & Stop

t221 =2

  • 2. VFD Running Reverse

t221 = 3

  • 3. VFD Desired Frequency Attained

t221= 6 t222 = Frequency

Related Parameter: t221 & t222

Sets the condition that changes the state of the output relay contacts. Sets the trip point for the digital
  • utput relay if the value of t221
[Relay Out Sel] is 6, 7, 8, 10 or 11.
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SLIDE 49

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SLIDE 50

Th Thank nk You

nfi