Lincoln Electric NA-5NF, NA-5SF service manual Wiring Diagram

Models: NA-5S NA-5N NA-5SF NA-5NF

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G-2

ELECTRICAL DIAGRAMS

G-2

Wiring Diagram

 

 

1553

G

 

564A

OPTIONAL PULSE POWER

OPTIONAL PROCEDURE MODULE USED FOR CRATER CONTROL

TIMER BOARD

(CRATER TIME USE)

500 655 515 I O

DIGITAL METER

VOLTMETER BOARD

DIGITAL METER

SPEED- 142

142T

METER

95

95S

BOARD

OPTIONAL PROCEDURE MODULE USED FOR START CONTROL

TIMER BOARD

(START TIME USE)

500 655 515 I O

ELECTRODE CABLE

TO POWER SOURCE

REED SWITCH ACTUATED BY

WELDING CURRENT

POWER P. C. BOARD

6261

2

541

3

*

 

627

4

 

 

5

 

 

539

6

2

587

 

 

4

525

FLUX RELAY MODULE

87

532N.P.

4

2

610585

CR1

1

3

TRAVEL

 

RELAY MODULE

625

 

532

N.P.

 

 

 

 

 

 

 

581A

637

528

586

587

592

689

LOGIC

 

 

 

 

 

 

 

P.C. BOARD

1

2 3 4

5 6

 

 

 

 

 

 

 

*

1

583C

 

 

*

 

2

565

 

 

 

3

566

FILTER P.C. BOARD

LEAD PLUG

N.F.

688 688A 525 500

 

 

 

N.L.

4

2

1

3

TIMER

 

 

RECEPT.

500

655 515 I O

 

P28 (C)

N.R.

518

510

517

510P

602

601

N.A.

 

 

57

 

57F

510

519

510P

602

601

TIMER

MAGNETICALLY

528

CR4

COUPLED

 

1/2A SLOW BLOW

8

510

FIELD FUSE

6

500

*

3

540

7

525

4

2

610

589

CR2

1

3

CONTACTOR

688

6

*

4

584S

687

5

7

588

530

3

8

560

 

628

2

 

6

561

*

N.M.

 

*J28 (C)14 2365

OPTION BOARD (CRATER FILL USE)

1 9 10 7 8 3 2 6 4 12 5 11

583

655

515

500

584

588

588A

632

635

520

510P

562

J29 (C)

P29 (C)

6

2

5

3

4

1

510

 

510P

 

602

601

WELD TIMER BOARD (OPTIONAL)

500655515IO

6

2

5

3

4

1

510

519

 

510P

602

601

N.R.

J29 (S)

P29 (S)

N.C.

RECEPT.

500

655 515 I O

 

P28 (S)

*J28 (S)2 146 35

OPTION BOARD (START USE)

1 9 10 7 8 3 2 6 4 12 5 11

583

655

515

500

584

588

588A

632

635

520

510P

562

 

 

 

500

 

 

J5 TRAVEL RECEPT.

ELECTRODE LEAD BOLTED

 

A

532

AND TAPED CONNECTION

 

B

25

 

 

C

531

 

 

D

GND

FLUX OR WATER

 

 

 

SOLENOID

 

J4 FLUX RECEPTACLE

87

 

A

87

531

 

 

B

531

 

 

 

 

C

GND

 

N.H

J3 MOTOR RECEPTACLE

 

 

 

 

A

541

 

 

B

539

 

 

C

626

 

 

D

627

 

 

E

67

 

1/2A SLOW BLOW

9

510

 

POWER FUSE

 

5

500

 

 

 

 

 

 

1

500

532

2

 

 

 

531A

5

*

 

 

631

1

 

 

610

6

 

WHITE

531B

3

ORANGE

ORANGE

RED

RED

500

4

 

 

 

 

 

531B

 

 

 

 

 

 

531B

 

RELAY MODULE

 

 

2

4

 

N.P.

4

2

CR3

1 3

610682

RED WHITE

RED

BLUE BLUE

601

 

 

 

T1

582

4

 

 

9

563

581

1

 

 

5

563

610

1

 

 

1

584C

585

5

*

 

2

564

589

4

*

4

583S

682

6

5

500

681

3

BLUE

BLUE

6

515

500

2

 

 

3

500

 

 

 

 

 

587

602

 

 

 

 

 

 

CONTROL

12

 

540

 

 

 

 

516 9

514 2

635 4

510P 8

10

5253

510 7

500

6

 

5

530

1

667

11

621

12

A

6

B

4

C

5

5923

687 2

6881

1/ 8 AMP

FAST BLOW

FUSE

*

S

RED

 

 

F N.E.

WHITE

B

D

*

A

P.C. BOARD

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525

(BURNBACK TIME)

 

 

1 500

655

515

I O

520 515

510P

500

583C

584C 588

588A

635

632

655

562C

562C

520

515

510P

500

583S

584S

588

588A

635

632

655

562S

562S

 

 

TIMER BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

500

655 515

I

O

 

 

5 6

4

3 2

1

3 4

2

13

1

7 9

8

11

15

14

12

6 5 10

JUMPER PLUGS 3 4

2

13

1

7

9

8

11

15

14

12

6 5

10

 

 

 

 

 

 

WELD TIME

*

 

CRATER RECEPT.

*

 

*

 

 

N.B.

START RECEPT.

 

*

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEPT.

 

5

 

 

 

 

 

 

 

 

 

 

 

 

SET-ACTUAL

 

517

 

519

500

 

6

 

*

 

 

 

 

5 4 3 2 1 6

15

2

5

3

11

10

8

1

7

6

9

13

14

4

12

 

 

515

 

3

 

 

 

 

 

 

 

 

 

 

 

655

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S7

 

 

 

 

 

I

 

2

 

BURNBACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START

 

 

 

 

 

 

 

RECEPT.

 

 

 

581A

581

566

565

561

560

500

510P

515

520

635

632

584S

583S

584C

583C

588

563

564

564A

 

 

 

 

 

 

PROCEDURE BOARD

 

 

 

 

 

 

 

 

 

 

 

 

O

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S5

581A

516

514

512

511

510P 601 602

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

500

 

 

 

 

N.R.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

581A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J2 TACH. RECEPTACLE

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

B

525A

 

 

 

 

 

 

 

C

555

 

 

 

 

 

 

 

D

510A

ELECTRODE

BLUE 541 BLACK 539 RED 626 WHITE

627

67

 

 

 

A

2

 

 

 

B

4

 

 

 

 

 

 

 

 

C

31

TS

 

 

CONTROL

D

32

3

 

 

CABLE

E

21

 

 

TO

 

 

 

525A

 

510A

POWER

F

A

 

ARM.

 

555

SOURCE

G

B

 

 

 

H

C

 

 

TACH.

 

 

 

 

 

 

 

I

GREEN

 

 

 

PICK-UP

 

 

 

 

 

 

 

 

 

 

 

 

P.C. BD.

 

J1

INPUT RECEPTACLE

 

 

 

 

 

 

 

WELDING

N.K.

 

 

 

 

 

 

NOZZLE

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

541

539

627

626

87

32

 

31

531

531B

532

532

 

 

 

 

 

 

 

 

TS2

 

 

 

 

 

 

TS1

 

500

528

 

ELECT 67

WORK 21

CIRCUIT

 

 

 

 

POLARITY

 

 

 

 

 

 

 

 

 

 

 

610

 

681

 

500

500

528

689

 

 

 

TERMINALS

 

 

 

+

-

N.J.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

500

500

528

689

 

667

621

 

631

 

 

 

 

 

 

 

 

 

 

 

TERMINAL

 

 

 

 

 

 

 

 

 

STRIP JUMPER

 

 

 

 

 

 

 

 

 

10

 

 

 

9

510

 

 

14

500

 

 

13

628

 

 

1

520

 

*

8

510P

 

7

510P

 

 

METER

 

F

6

632

 

 

2

512

 

S

3

511

N.D.

 

5

511A

 

510A

4

510P

555

15

586

525A

11

 

 

 

 

 

 

 

592

S4

 

 

 

532

9

 

BLUE

637

4

 

563

3

*

 

511

1

AUTO

511A

2

N.N.

 

 

7

 

 

 

 

5006

5

VOLTAGE P.C. BOARD

REMOTE INTERFACE

 

UP

 

MODULE (OPTIONAL)

 

 

 

 

 

581A

1

 

 

COM

 

 

 

DOWN START

 

500

6

 

24V. SIGNALS

SWITCHES

586

5

*

592

4

582

2

 

515

3

 

 

 

 

ELECTRICAL SYMBOLS PER E1537

N.A. SPEEDMETER BOARD CALIBRATION JUMPER IS TO BE CONNECTED FOR NA-5 HEAD AND DRIVE ROLL

WORK CABLE TO

RF BYPASS

627

POWER SOURCE

P.C. BOARD

 

WORK

 

531A

531A

 

 

625

31

32

R1

 

25

 

 

 

 

 

 

 

 

 

531

532

 

531

532

 

 

 

 

YELLOW

YELLOW

BLACK

 

BLACK

ORANGE

 

ORANGE

 

T2

 

BROWN

BROWN

 

WHITE

RED

WHITE

RED

 

 

 

 

592

610

R

682

INCH

 

 

 

 

500

 

 

DOWN

500

582

UP

 

500

 

 

 

 

 

COM

STOP

EMPLOYED PER CHART BELOW: (CONNECTED TO PIN "95" OR "21" WHEN SHIPPED.

SPEEDMETER NA-5 HEAD

DRIVE ROLL

WIRE SIZE

RATED SPEED

 

 

PIN

RATIO

PART NUMBER

RANGE

RANGE

 

 

57F

 

57/1

S12778

 

SINGLE .035-.052

40-778 I.P.M.

57

 

57/1

S12515

 

SINGLE 1/16-3/32

38-762

I.P.M.

95

 

95/1

S12514

 

SINGLE 3/32-5/32

22-428

I.P.M.

95S

 

95/1

S12515

 

SINGLE 1/16-3/32

23-456

I.P.M.

 

 

 

S13161

-052

TWIN .045-.052

 

 

 

 

 

S13161

-5/64

TWIN 1/16-5/64

 

 

 

 

 

S14904(OUTER)

TWIN/ 3 32

 

 

 

 

 

S14905(INNER)

 

 

 

 

 

 

 

 

 

142

 

142/1

S12514

 

SINGLE 3/32-7/32

15-289

I.P.M.

142T

 

142/1

S14904(OUTER)

TWIN 5/64-1/8

15-300 I.P.M.

 

 

 

S14905(INNER)

 

 

 

 

 

 

 

21

 

21/1

S12778

 

SINGLE .035-.052

100-2070 I.P.M.

=EARLIER SPEEDMETER BOARDS DID NOT HAVE THESE PINS.

=SINGLE "21" PIN ON HIGH SPEED BOARD ONLY.

 

 

621

667

87

531

626

N.G. 531

-532 115VAC

250 VAC

 

 

 

 

531-25

115VAC (SWITCHED)

 

 

 

 

N.H. 531

-87 115 VAC (SWITCHED)

1/2 AMP.

 

 

 

 

N.J. CONNECT #67 BLACK (ELECTRODE) LEAD AND #21 WHITE (WORK) LEAD TO APPROPRIATE TERMINAL STRIP POLARITY CONNECTIONS WHICH MATCH ELECTRODE AND WORK CABLE POLARITY CONNECTIONS TO POWER SOURCE.

N.K. LEAD CONNECTED TO MOTOR FRAME WHICH IS ELECTRICALLY COMMON WITH ELECTRODE DRIVE ROLL AND DRIVEN ELECTRODE. NOTE: NA-5 MOTORS INSULATED FOR HIGH FREQUENCY STARTING DO NOT HAVE THIS CONNECTION. REFER TO

HI-FREQUENCY INSTALLATION INSTRUCTIONS FOR REQUIRED #67 ELECTRODE VOLTAGE SENSING LEAD CONNECTION. N.L. REMOVE JUMPER PLUG TO INSTALL OPTIONAL KIT. IF KIT IS REMOVED, REPLACE JUMPER PLUG.

N.M. NOT PRESENT ON EARLIER VOLTAGE P.C. BOARDS.

N.N. BLUE JUMPER LEAD NOT PRESENT ON EARLIER VOLTAGE P.C. BOARDS. THE JUMPER IS TO BE CONNECTED TO THE "COM" TAB, UNLESS SPECIFIED ON THE POWER SOURCE CONNECTION DIAGRAM TO BE CONNECTED TO THE "AUTO" TAB TO DISABLE THE "COLD" STARTING FEATURE.

5A CIRCUIT

TRAVEL SW.

POWER SW.

BREAKER

CB1

S2

S1

ELECTRODE

"HOT" LIGHT LT1

586

S3

STOP

S6

RED

RED

 

 

 

1/8 AMP FUSE

PROCEDURE KIT

 

RECEPTACLE

 

560

1

 

564

2

 

500

3

 

515500

4

 

635

5

 

520

6

*

632

7

510P

8

 

W9

W 10

564A 11

N.B. REMOVE START RECEPTACLE JUMPER PLUG FROM PROCEDURE BOARD TO INSTALL OPTIONAL PROCEDURE MODULE AS START PROCEDURE CONTROL. IF MODULE IS REMOVED, REPLACE JUMPER PLUG.

N.C. REMOVE CRATER RECEPTACLE JUMPER PLUG FROM PROCEDURE BOARD TO INSTALL OPTIONAL PROCEDURE MODULE AS CRATER PROCEDURE CONTROL AND CONNECT LOGIC BOARD LEAD #694 TO PIN #P10.

IF MODULE IS REMOVED, REPLACE JUMPER PLUG AND LOGIC BOARD LEAD #694 TO PIN #P8.

N.D. CONTROL BOARD JUMPER LEAD CONNECTED TO PIN "F" WHEN SHIPPED. SEE OPERATING MANUAL FOR USE OF PIN "S" JUMPER CONNECTION.

N.E. VOLTAGE BOARD RED JUMPER LEAD CONNECTED TO PIN "S" AND WHITE JUMPER LEAD CONNECTED TO PIN "B" WHEN SHIPPED, FOR USE TYPICALLY WITH DC-[ ]TYPE POWER SOURCES. REFER TO CONNECTION DIAGRAM FOR ALTERNATE CONNECTIONS, AND JUMPER CONNECTIONS FOR R3S, SAM AND SAF OR SA POWER SOURCES WITH K224. EARLIER VOLTAGE BOARDS DO NOT CONTAIN PIN "D".

N.F. LOGIC BOARD DIP SWITCHES OR JUMPERS TO BE SET TO SUIT DESIRED APPLICATIONS PER CHARTS BELOW: NA-5 SHIPPED CONNECTED FOR INDICATED METHODS OF TRAVEL & BURNBACK.

N.P. EARLIER RELAYS HAD SAME TERMINAL NUMBERS BUT IN A DIFFERENT ORIENTATION.

N.R. POTENTIOMETERS AND SWITCHES MOUNTED ON P.C. BOARD ARE CONNECTED TO FRAME, FOR ESD. (NOT PRESENT ON EARLIER BOARDS)

114A 12

N.L.

JUMPER PLUG

*

CAVITY NUMBERING SEQUENCE

 

(COMPONENT SIDE OF P.C. BOARD)

METHODS OF TRAVEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FOR EARLIER LOGIC P.C.

FOR LOGIC P.C. BOARDS WITH

 

 

1 2 3 4

 

 

 

 

 

 

 

 

BOARDS WITH JUMPERS

DIP

SWITCHES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONNECT

1

2

3

4

1

2

3

4

 

SAMPLE SWITCH

 

 

 

 

 

 

 

START/STOP WITH SWITCHES

LEAD #691 to P6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH POSITION 1 IS UP

 

 

 

 

 

 

 

 

LEAD #692 to P5

SWITCH #1

SWITCH #2

 

 

 

 

 

 

 

 

 

 

 

SWITCH POSITION 2 IS DOWN

 

 

 

 

 

 

 

 

CONNECT

1

2

3

4

1

2

3

4

 

 

 

 

 

 

 

 

 

 

SWITCH POSITIONS 3 AND 4 ARE NOT APPLICABLE

 

 

 

 

 

 

START/STOP WITH WELD CURRENT

LEAD #691 to P6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEAD #692 to P7

SWITCH #1

SWITCH #2

METHODS OF BURNBACK

 

 

 

 

 

 

 

 

 

START WITH WELD CURRENT

CONNECT

1

2

3

4

1

2

3

4

 

FOR EARLIER LOGIC P.C.

FOR LOGIC P.C. BOARDS WITH

 

 

 

 

LEAD #691 to P5

 

 

 

 

 

 

 

 

 

BOARDS WITH JUMPERS

DIP SWITCHES

 

 

 

 

 

 

 

STOP WITH STOP SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEAD #692 to P7

SWITCH #1

SWITCH #2

 

CONNECT

1 2 3 4

1 2

3

4

USE OF OPTIONAL CRATER MODULE

 

 

 

WIRE FEED STOP WITH

 

 

START WITH START SWITCH

CONNECT

1

2

3

4

1

2

3

4

LEAD #690 TO P4

 

 

 

 

CRATER BOARD INSTALLED?

FOR EARLIER LOGIC P.C.

FOR LOGIC P.C. BOARDS WITH

STOP AFTER CRATER TIME

LEAD #691 to P6

 

 

 

 

 

 

 

 

CONTACTOR DELAY

LEAD #693 TO P3

SWITCH #1

SWITCH #2

 

BOARDS WITH JUMPERS

DIP SWITCHES

 

(OPTIONAL PROCEDURE MODULE

LEAD #692 to P9

SWITCH #1

SWITCH #2

 

CONNECT

1 2 3 4

1 2

3

4

YES

CONNECT

1 2 3 4

1 2 3 4

INSTALLED IN CRATER RECEPTACLE)

 

 

 

 

 

 

 

 

 

INCH UP WITH CONTACTOR DELAY

LEAD #690 TO P4

 

 

 

 

 

LEAD #694 TO P10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START WITH START SWITCH

CONNECT

1

2

3

4

1

2

3

4

 

LEAD #693 TO P1

SWITCH #1

SWITCH #2

 

 

SWITCH #1

SWITCH #2

STOP AFTER BURN-BACK TIME

LEAD #691 to P6

 

 

 

 

 

 

 

 

 

CONNECT

1 2 3 4

1 2

3

4

NO

CONNECT

1 2 3 4

1 2 3 4

(OPTIONAL PROCEDURE MODULE

LEAD #692 to P8

SWITCH #1

SWITCH #2

INCH UP WITH NO CONTACTOR

LEAD #690 TO P2

 

 

 

 

 

LEAD #694 TO P8

 

 

INSTALLED IN CRATER RECEPTACLE)

 

 

 

 

 

 

 

 

 

DELAY

LEAD #693 TO P1

 

 

 

 

 

 

SWITCH #1

SWITCH #2

1

3

1

4

1

4

7

1

4

7

10

1

4

7

10

13

2

4

2

5

2

5

8

2

5

8

11

2

5

8

11

14

 

 

3

6

3

6

9

3

6

9

12

3

6

9

12

15

J28J29

THIS SHEET CONTAINS PROPRIETARY INFORMATION UNLESS OTHERWISE SPECIFIED TOLERANCE

 

 

1-12-96D

 

 

 

EQUIP.

NA-5

 

 

OWNED BY THE LINCOLN ELECTRIC CO. AND IS

ON HOLE SIZES PER E2056

 

8

-24

-84H

7-12-96P

THE LINCOLN ELECTRIC CO. TYPE

 

 

NOT TO BE REPRODUCED, DISCLOSED OR USED

ON 2 PLACE DECIMALS IS

.02

11-14-86L

 

CLEVELAND, OHIO U.S.A.

 

WIRING DIAGRAM

 

 

WITHOUT THE EXPRESS PERMISSION OF

ON 3 PLACE DECIMALS IS

.002

7

-19

-91J

 

 

 

 

SUBJECT

 

 

ON ALL ANGLES IS .5 OF A DEGREE

 

 

SCALE NONE

 

 

 

SHT.

G 1553

THE LINCOLN ELECTRIC CO.

MATERIAL TOLERANCE t(" ") TO AGREE

7

-10

-92B

 

 

 

 

 

 

DR DAD

DATE 5-8-92

CHK

REF. G1512

SUP'S'D'G 8-1-80

WITH PUBLISHED STANDARDS.

5-19-95D

 

NO.

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

NA-5

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Image 142
Lincoln Electric NA-5NF, NA-5SF service manual Wiring Diagram

NA-5S, NA-5N, NA-5SF, NA-5NF specifications

The Lincoln Electric NA-5NF, NA-5SF, NA-5N, and NA-5S are advanced welding helmets that are pivotal in enhancing the safety and efficiency of welders in various applications. These models are designed to provide exceptional protection and visibility, making them indispensable tools in the welding industry.

One of the main features of the NA-5 series is the auto-darkening filter technology. This feature allows the helmet to automatically adjust its shade based on the intensity of the arc. As the welder strikes an arc, the lens darkens instantaneously, shielding the eyes from harmful rays generated during the welding process. This functionality not only ensures safety but also enhances productivity, as welders do not need to manually flip the helmet up and down.

The helmets are equipped with a wide viewing area that allows for better visibility and precision while working. With a large lens, welders can easily monitor their work and surrounding environment, minimizing the risk of accidents. Additionally, the lightweight design of the NA-5NF, NA-5SF, NA-5N, and NA-5S provides comfort during extended periods of use, reducing neck strain and fatigue.

The NA-5 series is also well-regarded for its durability. Constructed from impact-resistant materials, these helmets can withstand the rigors of demanding work environments. This durability extends the lifespan of the helmet, making it a cost-effective investment for both professional and hobbyist welders.

Another notable characteristic is the adjustable sensitivity and delay settings found in certain models. These settings allow the user to customize the helmet based on their specific welding conditions. For instance, a welder can increase sensitivity for low-amperage tasks or adjust the delay to allow for a smoother transition from dark to light after completing a weld.

Furthermore, the helmets come with a reliable battery life, ensuring that they can be used for long periods without interruption. Some models also feature solar assist functionality, which helps recharge the auto-darkening filter, enhancing their overall efficiency.

In summary, the Lincoln Electric NA-5NF, NA-5SF, NA-5N, and NA-5S welding helmets represent a significant advancement in personal protective equipment for welders. Their combination of auto-darkening technology, wide viewing area, lightweight design, durability, and customizable settings makes them an excellent choice for anyone engaged in welding tasks. With these helmets, users can achieve greater safety and efficiency in their work, enabling them to focus on their craft with peace of mind.