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G-22

ElECTriCal DiaGrams

G-22

sChEmaTiC- lN-25 prO CONTrOl pC BOarD - CODEs 11620, 11621, 11716, 11717, 11746, 11747 (G4783-1) pG 4

 

 

 

 

 

 

D50

+15V2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+5V

 

 

 

 

 

 

3

0.2A

1

 

 

 

 

 

 

 

 

 

 

 

 

D18

 

2

 

 

 

 

 

 

30V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRODE

221KR180

221KR175

 

 

-15V

 

221KR177

 

 

 

 

 

1D51

 

 

 

3

0.2A

1

 

 

GND

 

 

 

2

221KR176

1

R182

 

 

 

 

3

2R184.21K

 

30V

 

 

 

POLARITY_SENSE

 

 

 

 

 

X6

 

 

 

 

 

2070V.2A

 

221K

C70.1uF

 

 

WORK

R174

R173

GND3

R179

33074ADT

3.32K

 

 

 

 

 

R181

 

 

50V

 

 

 

 

R178

 

1D52

3

 

 

 

 

20KR170.1W

 

 

GND

 

+152V

METER_COMP

 

221K

+15V221K2D14

3

 

221K

 

221K

 

 

 

R172

9

 

 

 

 

 

D19

 

 

 

.2A

6

X6

 

 

R183

0.2A

 

 

 

X6

 

8

 

 

3

 

 

 

 

30V

 

 

 

2

70V

 

 

C71

10K.1W

 

 

 

 

0.2A

 

 

 

 

-15V1

 

 

GND5

 

33074ADT

3.32K

 

 

475

10

 

 

33074ADT

 

30V

1-15V

 

 

 

 

 

 

R171

50V.1uF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GENERALINFORMATION

 

 

 

R

 

_

LASTNO.USED

 

 

 

 

 

 

 

ELECTRICALSYMBOLSPERE137

 

LABELS

C

 

SEEPAGE1

 

 

 

 

 

 

 

CAPACITORS=

MFD(.022/50VUNLESS

D-

 

 

 

 

 

 

 

 

 

 

RESISTORS=Ohms(

1/4W

UNLESSOTHERWISEOTHERWISESPECIFIED)

 

 

 

 

 

 

 

 

 

 

 

 

DIODES=

1A,400V

(UNLESSOTHERWISESPECIFIED)

 

SUPPLYWER

 

VOLTAGENET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUPPLYSOURCEPOINT

SINCECOMPONENS

&CIRCUITRYCONFIDENTIAL:TOOTHERPARTIES,ORUSEDFORANYPURPOSEWITHOUTTHEEXPRESSWRITTENPERMISSIONOFLINCOLNGLOBAL,INC.

OF05

PROPRIETARYPRINTEDCIRCUITBARDMAY

DESIGNINFORMATION

 

 

EQUIPMENTTYPE:

FLEXIBLEPOWERFEEDER

CFRAMEO ON

 

PAGE04

 

 

 

 

 

 

 

ARCVOLTSREAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EARTHGROUNDCONNECTIONNECTION

 

ABILITYD

AFFECTINGMYNOTSHOWTHEEXCT

HISDOCUMENTCONTAINSPROPRIETARYINFORMATIONOWNEDBYLINCOLNGLOBAL,INC.ANDMAYNOTBEDUPLICATED,COMMUNICATED

ENGINEER:

REFERENCE:

SUBJECT:

 

SCHEMATIC,CONTROLPCB

NUMBER:

 

REVISIO:

WITHOUT

OF

COMPLETEBOAD,THIS

DRAWNBY:APM

9/3/2010

 

 

 

 

NADATE:

 

 

DOCUMENT

DOCUMENT

 

 

THEINTERCHANGE-

 

DISPOSITION:

10-23-2009NUMBER:

CRM40617

HAVIAGRAMNACOMMONCODENUMBER.

APPROVED:DRS

---------

G

4783-1C0

 

A

COMPONETSORCIRCUITRYOFCONTROLS

 

 

 

 

MATERIAL

 

APPROVAL

PROJECT

 

 

 

 

 

 

 

 

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

lN-25™ prO

Page 100
Image 100
Lincoln Electric SVM179-B service manual OF05