Miller Electric Voltage Interface Control User manual

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OWN

ERS

MANUAL

MODEL

Voltage

Interface

Control

MILLER

ELECTRIC

MFG.

CO.

718

BOUNDS

ST.

P.O.

Box

1079

APPLETON,WI

54912

USA

ADDITIONAL

COPY

PRICE

CENTS



...__-

~.

.~...



-

_t__~__



-...

October

1981

FORM:

OM-868

NWSA

CODE

NO.

4579

PRINTED

U.S.A.

SECTION

INTRODUCTION

i-i.

GENERAL

INFORMATION

AND

SAFETY

General

Information

presented

this

manual

and

various

labels,

tags,

and

plates

provided

the

unit

pertains

equipment

design,

installation,

operation,

maintenance,

end

troubleshooting

which

should

read,

understood,

and

followed

for

the

safe

and

effective

use

this

equip

ment.

Safety

The

installation,

operation,

maintenance,

and

troubleshooting

arc

welding

equipment

requires

practices

and

procedures

which

ensure

personal

safety

and

the

safety

others.

Therefore,

this

equipment

installed,

operated,

and

maintained

only

qualified

persons

accordance

with

this

manual

and

all

plicable

codes

such

as,

but

not

limited

to,

those

listed

the

end

Section

Safety

Rules

For

Operation

Arc

Welding

Power

Source

the

welding

power

source

Owners

Manual.

Safety

instructions

specifically

pertaining

this

unit

pear

throughout

this

manual

highlighted

the

signal

words

~I~1:ikIl~ci

and

fs~tUII.J~I

which

identify

different

levels

hazard.

il~.1

statements

include

installation,

operating,

and

maintenance

procedures

practices

which

not

Connect

the

4-socket

plug

PLG2

from

the

Inter

face

Control

the

4-pin receptacle

RC1

the

Automatic

right

side

panel.

Insert

the

3-pole

twistlock

plug

PLG1

from

the

Interface

Control

into

the

Voltage

Control

recep

tacle

the

welding

power

source

and

rotate

clockwise.

Connect

terminal

black

feedback

lead

welding

power

source

Negative

output

terminal.

Connect

terminal

red

feedback

lead

welding

power

source

Positive

output

terminal.

2-2.

VOLTS

CONTROL

CIRCUIT

FUSE

REPLACEMENT

WELDING

POWER

SOURCE

Replace

the

volts

control

circuit

fuse,

the

650

and

750

ampere

models;

the

350

and

450

ampere

models,

with

the

supplied

ampere

fuse.

See

the

Owners

Manual

for

fuse

location.

carefully

followed

could

result

serious

persona!

injury

toss

life.

statements

include

installation,

operating,

and

maintenance

procedures

practices

which

not

carefully

followed

could

result

minor

personal

injury

damage

this

equipment.

IMPORTANT

third

signal

word,

______________,

highlights

instruc

tions

which

need

special

emphasis

obtain

the

most

efficient

operation

this

equipment.

1-2.

RECEIVING-HANDLING

Prior

installing

this

equipment,

clean

all

packing

material

from

around

the

unit

and

carefully

inspect

for

any

damage

that

may

have

occurred

during

shipment.

Any

claims

for

loss

damage that

may

have

occurred

transit

must

filed

the

purchaser

with

the

carrier.

copy

the

bill

lading

will

furnished

the

manufacturer

quest

occasion

file

claim

arises.

When

requesting

information

concerning

this

equip

ment,

essential

that

Model

Description

and

Serial

(or

Style)

Number

the

equipment

supplied.

1-3.

DESCRIPTION

The

Voltage

Interface

Control

allows

Automatic

weld

control

interface

with

series

welding

power

source.

The

Interface

Control

also

provides

circuitry

which

compensates

for

line

load

variations.

CAUTION

WARNING~:

SECTION

INSTALLATION

____

ELECTRIC

SHOCK

can

kill.



not

touch

live

electrical

parts.



Shut

down

the

welding

power

source

and

sure

cannot

accidentally

energized.

2-1.

VOLTAGE

INTERFACE

CONTROL

INTER

CONNECTIONS

(Figure

2-1)

Affix

the

supplied

15

AMP

FUSE

label

over

the

10

AMP

designation

directly

under

the

fuse

holder.

~il

~)

f..t~I

P/ace

the

Voltage

Control

switch

the

welding

power

source

the

REMOTE

position.

PLG1

LG2

T8047

489

Figure

2-1.

Voltage

Interface

Control

OM-868

Page

Page2

(AA)

5-ORN

G~QN

Circuit

Diagram

No.

A-048

041-B

PLCI

PRONG

VIEW

Figure

2-2.

Circuit

Diagram

MODEL

Voltage

Interface

Control



.-

.-~.-.

-~.

_~.._:___..

--.----

October

1981

FORM:

OM-868

PARTS

LOST

S...





.

ai,.eae._.

~





._,..

.~s

.a..

...

l





...

-

-v

s.





....

Figure

Complete

Assembly

1

TD-047

550

OM-868

Page

Item

Dia.

Part

No.

Mkgs.

No.

Description

Quantity

Figure

Complete

Assembly

006

535

RECTIFIER,

silicon

diode

(consisting

of)

D50

037

952

DIODE,

rectifier

amp

200

volts

straight

polarity

006

428

BRACKET,

mounting

heat

sink

006

534

AMPLIFIER,

power

(consisting

of)

Q53

007

716

.TRANSISTOR,3OamplOOvoItsPNP

Q54

007

715

.TRANSISTOR,3Oamp9OvoItsNPN

006

425

HEAT

SINK,

diode

D53

037

952

DIODE,

rectifier

amp

200

volts

straight

polarity

R69

006429

.RESISTOR,5watt0.i

ohm

D52

037

451

DIODE,

rectifier

amp

200

volts

reverse

polarity

073

756

STAND-OFF,

No. 6-32

5/8

long

1/4

hex

601

242

INSULATOR,

washer

heat

sink

019

677

HANDLE,

door-

pull

021

475

WRAPPER

006

427

BRACKET,

mounting-circuit

card

007

156

CIRCUIT

CARD

(consisting

of)

A50

008

971

.INTEGRATED

CIRCUIT,

operational

amplifier

C51

031

721

CAPACITOR,

mylar

0.22

200

voltsdc

C52

031

693~

CAPACITOR,

mylar

0.33

voltsdc

D51

037

449

DIODE,

zener

volts

watt

straight

polarity

Q50,52

039

353

TRANSISTOR,

amp

volts

NPN

Q51

039

354

TRANSISTOR,

amp

volts

PNP

R51

000

039

RESISTOR,

carbon

watt

680

ohm

R52,58

605

979

RESISTOR,

metal

film

0.25

watt

15K

ohm

R53,55

006 424

POTENTIOMETER,

cermet

turn

watt

ohm

R56

035

825

RESISTOR,

carbon

film

0.25

watt

ohm

R57,60

605

978

RESISTOR,

metal

film

0.25

watt2.74K

ohm

R59 000 035

RESISTOR,

metalfilrn0.5watt6.8K

ohm

R61

035

884

RESISTOR,

carbon

film

0.25

watt

lOOK

ohm

R62

030

033

RESISTOR,

carbon

0.5

watt

470

ohm

R63

030

038

RESISTOR,

carbon

0.5

watt

220

ohm

R64,65

030

024

RESISTOR,

carbon

0.5

watt

1000

ohm

R66,67

030

839

RESISTOR,

WWfixed

watt

220

ohm

R68

030

937

RESISTOR,

carbon

0.5

watt

ohm

,2T

000

059

BLOCK,

terminal

amp

pole

R50

006

532

RESISTOR,

WWadj50watt5ohmw/Ieads

084

804

CORD,

voltage

control

(consisting

of)

007

826

CORD,

No.18

3/c

(order

byft)

lift

039

828

CLAMP,

cable

047

544

PLUG,

socket

MS-3106A-14S-2SX

048

298

CASE

SECTION,

base/front/rear

010

610

CONNECTOR,

clamp

cable

010

659

CONNECTOR,

clamp-cable3/8

inch90deg

006

530

CABLE,

power

(consisting

of)

006

531

CABLE,

power

PLG1

605

797

CAP,

twistlock3P3W20

amp

125

volts

600

340

CORD,

No.

2/c

(order

ft)

006

426 BRACKET,

mounting

capacitor

C50

031

728

CAPACITOR,

electrolytic

9000

uf35voltsdc

*027

419

FUSE,

ceramic

amp

250

volts

(loose

item)

013

312

LABEL,

use

amp

fuse

*Recommended

Spare

Parts.

SURE

PROVIDE

MODEL

AND

SERIAL

NUMBERS

WHEN

ORDERING

REPLACEMENT

PARTS.

OM-868

Page

Table of contents

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