Use “Ask the Experts” at lincolnelectric.com
A Lincoln Service Representative will contact you
no later than the following business day.
For Service outside the USA:
Email: globalservice@lincolnelectric.com
THANK YOU FOR SELECTING
AT ALL
TIMES.
SPECIAL SITUATIONS
Additional precautionary measures
A QUALITY PRODUCT BY
LINCOLN ELEC TRIC.
PLEASE EXAMINE CARTON AND EQUIPMENT FOR
DAMAGE IMMEDIATELY
When this equipment is shipped, title passes to the purchaser upon
receipt by the carrier. Consequently, Claims for material damaged in
shipment must be made by the purchaser against the transportation
company at the time the shipment is received.
SAFETY DEPENDS ON YOU
Lincoln arc welding and cutting equipment is designed and built with
safety in mind. However, your overall safety can be increased by
proper installation ... and thoughtful operation on your part.
DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT
WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS
CONTAINED THROUGHOUT. And, most importantly, think before you
act and be careful.
WARNING
This statement appears where the information must be followed
exactly to avoid serious personal injury or loss of life.
CAUTION
This statement appears where the information must be followed to
avoid minor personal injury or damage to this equipment.
KEEP YOUR HEAD OUT OF THE FUMES.
DON’T get too close to the arc. Use
corrective lenses if necessary to
stay a reasonable distance away
from the arc.
READ and obey the Material Safety
Data Sheet (MSDS) and the warning
label that appears on all containers
of welding materials.
USE ENOUGH VENTILATION or
exhaust at the arc, or both, to keep
the fumes and gases from your breathing zone and the general area.
IN A LARGE ROOM OR OUTDOORS, natural ventilation may be
adequate if you keep your head out of the fumes (See below).
USE NATURAL DRAFTS or fans to keep the fumes away from your
face.
If you de velop unusual symptoms, see your supervisor. Perhaps the
welding atmosphere and ventilation system should be checked.
WEAR CORRECT EYE, EAR & BODY PROTECTION
PROTECT your eyes and face with welding helmet
properly fitted and with proper grade of filter plate
(See ANSI Z49.1).
PROTECT your body from welding spatter and arc
flash with protective clothing including woolen
clothing, flame-proof apron and gloves, leather
leggings, and high boots.
PROTECT others from splatter, flash, and glare with
protective screens or barriers.
IN SOME AREAS, protection from noise may be
appropriate.
BE SURE protective equipment is in good condition.
Also, wear safety glasses in work area
DO NOT WELD OR CUT containers or materials which previously had
been in contact with hazardous substances unless they are properly
cleaned. This is extremely dangerous.
DO NOT WELD OR CUT painted or plated parts unless special
precautions with ventilation have been taken. They can release highly
toxic fumes or gases.
PROTECT compressed gas cylinders from excessive heat, mechanical
shocks, and arcs; fasten cylinders so they cannot fall.
BE SURE cylinders are never grounded or part of an electrical circuit.
REMOVE all potential fire hazards from welding area.
ALWAYS HAVE FIRE FIGHTING EQUIPMENT READY FOR
IMMEDIATE USE AND KNOW HOW TO USE IT.
SECTION A:
Diesel Engines
Gasoline Engines
WARNINGS
CALIFORNIA PROPOSITION 65 WARNINGS
Diesel engine exhaust and some of its constituents are known
to the State of California to cause cancer, birth defects, and other
reproductive harm.
The engine exhaust from this product contains chemicals known
to the State of California to cause cancer, birth defects, or other
reproductive harm.
ARC WELDING CAN BE HAZARDOUS. PROTECT
YOURSELF AND OTHERS FROM POSSIBLE SERIOUS
INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER WEARERS SHOULD CONSULT WITH THEIR
DOCTOR BEFORE OPERATING.
Read and understand the following safety highlights. For additional
safety information, it is strongly recommended that you purchase a
copy of “Safety in Welding & Cutting - ANSI Standard Z49.1” from the
American Welding Society, P.O. Box 351040, Miami, Florida 33135 or
CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety”
booklet E205 is available from the Lincoln Electric Company, 22801
St. Clair Avenue, Cleveland, Ohio 44117-1199.
BE SURE THAT ALL INSTALLATION, OPERATION,
MAINTENANCE AND REPAIR PROCEDURES ARE
PERFORMED ONLY BY QUALIFIED INDIVIDUALS.
SAFETY
1.d. Keep all equipment safety guards, covers and
devices in position and in good repair.Keep
hands, hair, clothing and tools away from
V-belts, gears, fans and all other moving parts
when starting, operating or repairing
equipment.
1.e. In some cases it may be necessary to remove safety guards to
perform required maintenance. Remove guards only when
necessary and replace them when the maintenance requiring
their removal is complete. Always use the greatest care when
working near moving parts.
1.f. Do not put your hands near the engine fan. Do not attempt to
override the governor or idler by pushing on the throttle control
rods while the engine is running.
1.g. To prevent accidentally starting gasoline engines while turning
the engine or welding generator during maintenance work,
disconnect the spark plug wires, distributor cap or magneto wire
as appropriate.
1.h. To avoid scalding, do not remove the radiator
pressure cap when the engine is
hot.
ELECTRIC AND
MAGNETIC FIELDS MAY
BE DANGEROUS
2.a. Electric current flowing through any conductor
causes localized Electric and Magnetic Fields (EMF). Welding
current creates EMF fields around welding cables and welding
machines
FOR ENGINE POWERED
EQUIPMENT.
1.a. Turn the engine off before troubleshooting
and maintenance work unless the
maintenance work requires it to be running.
1.b. Operate engines in open, well-ventilated
areas or vent the engine exhaust fumes outdoors.
1.c. Do not add the fuel near an open flame
welding arc or when the engine is running.
Stop the engine and allow it to cool before
refueling to prevent spilled fuel from
vaporizing on contact with hot engine parts
and igniting. Do not spill fuel when filling
tank. If fuel is spilled, wipe it up and do not start engine until
fumes have been eliminated.
2.b. EMF fields may interfere with some pacemakers, and welders
having a pacemaker should consult their physician before
welding.
2.c. Exposure to EMF fields in welding may have other health effects
which are now not known.
2.d. All welders should use the following procedures in order to
minimize exposure to EMF fields from the welding circuit:
2.d.1. Route the electrode and work cables together - Secure
them with tape when possible.
2.d.2. Never coil the electrode lead around your body.
2.d.3. Do not place your body between the electrode and work
cables. If the electrode cable is on your right side, the
work cable should also be on your right side.
2.d.4. Connect the work cable to the workpiece as close as possible to the area being welded.
2.d.5. Do not work next to welding power source.
3
SAFETY
ELECTRIC SHOCK
CAN KILL.
3.a. The electrode and work (or ground) circuits are
electrically “hot” when the welder is on. Do
not touch these “hot” parts with your bare skin
or wet clothing. Wear dry, hole-free gloves to insulate hands.
3.b. Insulate yourself from work and ground using dry insulation.
Make certain the insulation is large enough to cover your full area
of physical contact with work and ground.
In addition to the normal safety precautions, if
welding must be performed under electrically
hazardous conditions (in damp locations or while
wearing wet clothing; on metal structures such as
floors, gratings or scaffolds; when in cramped
positions such as sitting, kneeling or lying, if there
is a high risk of unavoidable or accidental contact
with the workpiece or ground) use the following
equipment:
• Semiautomatic DC Constant Voltage (Wire) Welder.
• DC Manual (Stick) Welder.
• AC Welder with Reduced Voltage Control.
3.c. In semiautomatic or automatic wire welding, the electrode,
electrode reel, welding head, nozzle or semiautomatic welding
gun are also electrically “hot”.
3.d. Always be sure the work cable makes a good electrical
connection with the metal being welded. The connection should
be as close as possible to the area being welded.
3.e. Ground the work or metal to be welded to a good electrical (earth)
ground.
3.f. Maintain the electrode holder, work clamp, welding cable and
welding machine in good, safe operating condition. Replace
damaged insulation.
3.g. Never dip the electrode in water for cooling.
3.h. Never simultaneously touch electrically “hot” parts of electrode
holders connected to two welders because voltage
two can be the total of the open circuit voltage of both
welders.
3.i. When working above floor level, use a safety belt to protect
yourself from a fall should you get a shock.
between the
ARC RAYS CAN BURN.
4.a.Use a shield with the proper filter and cover plates to protect your
eyes from sparks and the rays of the arc when welding or
observing open arc welding. Headshield and filter lens should
conform to ANSI Z87. I standards.
4.b.Use suitable clothing made from durable flame-resistant material
to protect your skin and that of your helpers from the arc rays.
4.c.Protect other nearby personnel with suitable, non-flammable
screening and/or warn them not to watch the arc nor expose
themselves to the arc rays or to hot spatter or metal.
FUMES AND GASES
CAN BE DANGEROUS.
5.a. Welding may produce fumes and gases
hazardous to health. Avoid breathing these
fumes and gases. When welding, keep your head out of the fume.
Use enough ventilation and/or exhaust at the arc to keep fumes
and gases away from the breathing zone. When welding
with electrodes which require special ventilation
such as stainless or hard facing (see instructions
on container or MSDS) or on lead or cadmium
plated steel and other metals or coatings which
produce highly toxic fumes, keep exposure as low
as possible and within applicable OSHA PEL and
ACGIH TLV limits using local exhaust or
mechanical ventilation. In confined spaces or in
some circumstances, outdoors, a respirator may
be required. Additional precautions are also
required when welding on galvanized steel.
5. b. The operation of welding fume control equipment is affected by
various factors including proper use and positioning of the
equipment, maintenance of the equipment and the specific
welding procedure and application involved. Worker exposure
level should be checked upon installation and periodically
thereafter to be certain it is within applicable OSHA PEL and
ACGIH TLV limits.
5.c. Do not weld in locations near chlorinated hydrocarbon vapors
coming from degreasing, cleaning or spraying operations. The
heat and rays of the arc can react with solvent vapors to form
phosgene, a highly toxic gas, and other irritating products.
3.j. Also see It ems 6.c. and 8.
5.d. Shielding gases used for arc welding can displace air and
injury or death. Always use enough ventilation, especially in
confined areas, to insure breathing air is safe.
5.e. Read and understand the manufacturer’s instructions for this
equipment and the consumables to be used, including the
material safety data sheet (MSDS) and follow your employer’s
safety practices. MSDS forms are available from your welding
distributor or from the manufacturer.
5.f. Also see item 1.b.
4
cause
SAFETY
WELDING AND CUTTING
SPARKS CAN CAUSE
FIRE OR EXPLOSION.
6.a. Remove fire hazards from the welding area. If
this is not possible, cover them to prevent the
welding sparks from starting a fire. Remember that welding
sparks and hot materials from welding can easily go through
small cracks and openings to adjacent areas. Avoid welding near
hydraulic lines. Have a fire extinguisher readily available.
6.b. Where compressed gases are to be used at the job site, special
precautions should be used to prevent hazardous situations.
Refer to “Safety in Welding and Cutting” (ANSI Standard Z49.1)
and the operating information for the equipment being used.
6.c. When not welding, make certain no part of the electrode circuit is
touching the work or ground. Accidental contact can cause
overheating and create a fire hazard.
6.d. Do not heat, cut or weld tanks, drums or containers until the
proper steps have been taken to insure that such procedures will
not cause flammable or toxic vapors from substances inside.
They can cause an explosion even though they have been
“cleaned”. For information, purchase “Recommended Safe
Practices for the Preparation for Welding and Cutting of
Containers and Piping That Have Held Hazardous Substances”,
AWS F4.1 from the American Welding Society (see address
above).
6.e. Vent hollow castings or containers before heating, cutting or
welding. They may explode.
6.f. Sparks and spatter are thrown from the welding arc. Wear oil free
protective garments such as leather gloves, heavy shirt, cuffless
trousers, high shoes and a cap over your hair. Wear ear plugs
when welding out of position or in confined places. Always wear
safety glasses with side shields when in a welding area.
6.g. Connect the work cable to the work as close to the welding area
as practical. Work cables connected to the building framework or
other locations away from the welding area increase the
possibility of the welding current passing through lifting chains,
crane cables or other alternate circuits. This can create fire
hazards or overheat lifting chains or cables until they fail.
6.h. Also see item 1.c.
CYLINDER MAY EXPLODE IF
DAMAGED.
7.a. Use only compressed gas cylinders containing
the correct shielding gas for the process used
and properly operating regulators designed for
the gas and pressure used. All hoses, fittings,
etc. should be suitable for the application and
maintained in good condition.
7.b. Always keep cylinders in an upright position securely chained to
an undercarriage or fixed support.
7.c. Cylinders should be located:
•Away from areas where they may be struck or subjected
to physical damage.
•A safe distance from arc welding or cutting operations
and any other source of heat, sparks, or flame.
7.d. Never allow the electrode, electrode holder or any other
electrically “hot” parts to touch a cylinder.
7.e. Keep your head and face away from the cylinder valve outlet
when opening the cylinder valve.
7.f. Valve protection caps should always be in place and hand tight
except when the cylinder is in use or connected for use.
7.g. Read and follow the instructions on compressed gas cylinders,
associated equipment, and CGA publication P-l, “Precautions for
Safe Handling of Compressed Gases in
Cylinders,” available
from the Compressed Gas Association 1235 Jefferson Davis
Highway, Arlington, VA 22202.
FOR ELECTRICALLY
POWERED EQUIPMENT.
8.a. Turn off input power using the disconnect
switch at the fuse box before working on the
equipment.
8.b. Install equipment in accordance with the U.S. National Electrical
Code, all local codes and the manufacturer’s recommendations.
6.I. Read and follow NFPA 51B “ Standard for Fire Prevention During
Welding, Cutting and Other Hot Work”, available from NFPA, 1
Batterymarch Park, PO box 9101, Quincy, Ma 022690-9101.
6.j. Do not use a welding power source for pipe thawing.
8.c. Ground the equipment in accordance with the U.S. National
Electrical Code and the manufacturer’s recommendations.
Refer to
http://www.lincolnelectric.com/safety
for additional safety information.
Welding Safety
Interactive Web Guide
for mobile devices
5
TABLE OF CONTENTS
Page
Installation.......................................................................................................................Section A
2. Also called " inverse time" or "thermal / magnetic" circuit breakers; circuit breakers that have a delay in trip-
ping action that decreases as the magnitude of the current increases
3. Type SO cord or similar in 30° C ambient at effective current rating of unit.
MAXIMUM INPUT
AMPERE RATING AND
DUTY CYCLE
80A, 40%
73A, 40%
41A, 40%
37A, 40%
29A, 40%
CORD SIZE
AWG SIZES
(mm
4 (21)
4 (21)
8 (10)
8 (10)
10 (7)
3
2
)
TIME DELAY FUSE
500 Amps
30 Volts
1
OR BREAKER
AMPERAGE
100
90
60
45
35
450 Amps
28 Volts
2
POWER WAVE®R500
A-2
MODEL
PROCESS
GMAW
GMAW-Pulse
FCAW
GTAW-DC
HEIGHT
INSTALLATION
WELDING PROCESS
OUTPUT RANGE (AMPERES)
40-550A
5-550A
PHYSICAL DIMENSIONS
WIDTH
OCV (Uo)
Mean Peak
70V73V
24V36V
DEPTH
A-2
WEIGHT
K3169-1
22.45 in ( 570 mm)
14.00in ( 356 mm)
TEMPERATURE RANGES
OPERATING TEMPERATURE RANGE
Environmentally Hardened: -4°F to 104°F (-20C to 40C)
IP23 155º(F) Insulation Class
* Weight does not include input cord.
24.80in ( 630mm)
STORAGE TEMPERATURE RANGE
Environmentally Hardened: -40°F to 185°F (-40C to 85C)
150 lbs (68 kg)
*
Thermal tests have been performed at ambient temperature. The duty cycle (duty factor) at 40°C has
been determined by simulation.
POWER WAVE®R500
A-3
INSTALLATION
A-3
SAFETY PRECAUTIONS Read this
entire installation section before you start installa-
tion.
WARNING
ELECTRIC SHOCK can kill.
• Only qualified personnel should
perform this installation.
• Turn the input power OFF at the
disconnect switch or fuse box before working on
this equipment. Turn off the input power to any
other equipment connected to the welding system
at the disconnect switch or fuse box before working on the equipment.
• Do not touch electrically hot parts.
• Always connect the POWER WAVE
grounding lug to a proper safety (Earth) ground.
The POWER WAVE®R500 will operate in harsh environments. Even so, it is important that simple preventative measures are followed in order to assure long
life and reliable operation.
LIFTING
Both handles should be used when lifting POWER
®
WAVE
a lifting strap should be connected to both handles.
Do not attempt to lift the POWER WAVE
accessories attached to it.
R500. When using a crane or overhead device
®
R500 with
WARNING
• Lift only with equipment of adequate lifting capacity.
• Be sure machine is stable when
lifting.
• Do not operate machine while
suspended when lifting.
Place the machine directly on a secure, level surface
or on a recommended undercarriage. The machine
may topple over if this procedure is not followed.
• The machine must be located where there is free
circulation of clean air such that air movement in
the back, out the sides and bottom will not be
restricted.
• Dirt and dust that can be drawn into the machine
should be kept to a minimum. The use of air filters
on the air intake is not recommended because normal air flow may be restricted. Failure to observe
these precautions can result in excessive operating
temperatures and nuisance shutdown.
• Keep machine dry. Shelter from rain and snow. Do
not place on wet ground or in puddles.
• Do not mount the POWER WAVE
bustible surfaces. Where there is a combustible
surface directly under stationary or fixed electrical
equipment, that surface shall be covered with a
steel plate at least .060” (1.6mm) thick, which shall
extend not less than 5.90” (150mm) beyond the
equipment on all sides.
®
R500 over com-
INPUT AND GROUND CONNECTIONS
Only a qualified electrician should connect the
POWER WAVE
accordance with the appropriate National Electrical
Code, all local codes and the information in this manual.
®
R500. Installation should be made in
MACHINE GROUNDING
The frame of the welder must be grounded. A ground
terminal marked with a ground symbol is located next
to the input power connection block.
See your local and national electrical codes for proper grounding methods.
HIGH FREQUENCY PROTECTION
Locate the POWER WAVE®R500 away from radio
controlled machinery. The normal operation of the
POWER WAVE
ation of RF controlled equipment, which may result in
bodily injury or damage to the equipment.
®
R500 may adversely affect the oper-
POWER WAVE®R500
A-4
INSTALLATION
A-4
WARNING
Only a qualified electrician should
connect the input leads to the
POWER WAVE
®
R500. Connections
should be made in accordance with
all local and national electrical
codes and the connection diagrams. Failure to do
so may result in bodily injury or death.
Use a three-phrase supply line. A 1.40 inch diameter
access hole with strain relief is located on the case
back. Route input power cable through this hole and
connect L1, L2, L3 and ground per connection diagrams and National Electric Code. To access the
input power connection block, remove three screws
holding the access door to the side of the machine.
ALWAYS CONNECT THE POWER WAVE GROUND-ING LUG (LOCATED AS SHOWN IN FIGURE A.1)
TO A PROPER SAFETY (EARTH) GROUND.
INPUT FUSE AND SUPPLY WIRE
CONSIDERATIONS
Refer to Specification Section for recommended fuse,
wire sizes and type of the copper wires. Fuse the
input circuit with the recommended super lag fuse or
delay type breakers (also called "inverse time" or
"thermal/magnetic" circuit breakers). Choose input
and grounding wire size according to local or national
electrical codes. Using input wire sizes, fuses or circuit breakers smaller than recommended may result in
"nuisance" shut-offs from welder inrush currents, even
if the machine is not being used at high currents.
INPUT VOLTAGE SELECTION
The POWER WAVE®R500 automatically adjusts to
work with different input voltages. No reconnect switch
settings are required.
WARNING
The POWER WAVE
switch is not intended as a service
disconnect for this equipment. Only
a qualified electrician should connect the input leads to the POWER
®
WAVE
R500. Connections should
be made in accordance with all local and national
electrical codes and the connection diagram located on the inside of the reconnect access door of
the machine. Failure to do so may result in bodily
injury or death.
An arclink compatible wire feeder is recommended for
Mig welding. Refer to Figure A.3 for the connection
details.
FIGURE A.3
MIG PROCESS
A-5
POWER WAVE®R500
A-6
INSTALLATION
A-6
RECOMMENDED WORK CABLE
SIZES FOR ARC WELDING
Connect the electrode and work cables between the
®
appropriate output studs of the
per the following guidelines:
• Most welding applications run with the electrode
being positive (+). For those applications, connect
the electrode cable between the wire drive feed plate
and the positive (+) output stud on the power source.
Connect a work lead from the negative (-) power
source output stud to the work piece
• When negative electrode polarity is required, such
as in some Innershield applications, reverse the output connections at the power source (electrode cable
to the negative (-) stud, and work cable to the positive (+) stud).
POWER WAVE
R500
CAUTION
Negative electrode polarity operation WITHOUT
use of a remote work sense lead (21) requires the
Negative Electrode Polarity attribute to be set. See
the Remote Sense Lead Specification section of
this document for further details.
For additional Safety information regarding the electrode and work cable set-up, See the standard
“SAFETY INFORMATION” located in the front of this
Instruction Manual.
General Guidelines
• Select the appropriate size cables per the
“Output Cable Guidelines” below. Excessive volt-
age drops caused by undersized welding cables and
poor connections often result in unsatisfactory welding performance. Always use the largest welding
cables (electrode and work) that are practical, and
be sure all connections are clean and tight.
Note: Excessive heat in the weld circuit indicates
undersized cables and/or bad connections.
• Route all cables directly to the work and wire
feeder, avoid excessive lengths and do not coil
excess cable. Route the electrode and work cables
in close proximity to one another to minimize the
loop area and therefore the inductance of the weld
circuit.
• Always weld in a direction away from the work
(ground) connection.
Table A.1 shows copper cable sizes recommended for
different currents and duty cycles. Lengths stipulated
are the distance from the welder to work and back to
the welder again. Cable sizes are increased for
greater lengths primarily for the purpose of minimizing
cable drop.
OUTPUT CABLE GUIDELINES (Table A.1)
Percent Duty
Amperes
200
250
300
350
400
450
500
550
** Tabled values are for operation at ambient temperatures of 104°F (40°C) and below. Applications above 104°F (40°C) may
require cables larger than recommended, or cables rated higher than 167°F (75°C).
Cycle
100
100
100
100
100
100
60
40
CABLE SIZES FOR COMBINED LENGTHS OF ELECTRODE AND WORK
CABLES [RUBBER COVERED COPPER - RATED
0 to 50 Ft.
2
1
2/0
2/0
3/0
3/0
2/0
2/0
50 to 100 Ft.
2
1
2/0
2/0
3/0
3/0
2/0
2/0
100 to 150 Ft.
2
1
2/0
3/0
3/0
4/0
3/0
3/0
167°F (75°C)]**
150 to 200 Ft.
1
1
2/0
3/0
3/0
4/0
3/0
3/0
200 to 250 Ft.
1/0
1/0
3/0
4/0
4/0
2-3/0
4/0
4/0
POWER WAVE®R500
A-7
INSTALLATION
CABLE INDUCTANCE AND ITS
EFFECTS ON WELDING
Excessive cable inductance will cause the welding
performance to degrade. There are several factors
that contribute to the overall inductance of the cabling
system including cable size, and loop area. The loop
area is defined by the separation distance between
the electrode and work cables, and the overall welding
loop length. The welding loop length is defined as the
total of length of the electrode cable (A) + work cable
(B) + work path (C) (See Figure A.5).
To minimize inductance always use the appropriate
size cables, and whenever possible, run the electrode
and work cables in close proximity to one another to
minimize the loop area. Since the most significant factor in cable inductance is the welding loop length,
avoid excessive lengths and do not coil excess cable.
For long work piece lengths, a sliding ground should
be considered to keep the total welding loop length as
short as possible.
REMOTE SENSE LEAD
SPECIFICATIONS
Voltage Sensing Overview
The best arc performance occurs when the POWER
®
WAVE
tions.
R500 has accurate data about the arc condi-
TABLE A.2
Process
Electrode Voltage Sensing
67 lead
A-7
Depending upon the process, inductance within the
electrode and work cables can influence the voltage
apparent at the studs of the welder, and have a dramatic effect on performance. Remote voltage sense
leads are used to improve the accuracy of the arc voltage information supplied to the control pc board.
Sense Lead Kits (K940-xx) are available for this purpose.
The POWER WAVE
®
R500 has the ability to automatically sense when remote sense leads are connected.
With this feature there are no requirements for settingup the machine to use remote sense leads. This feature can be disabled through the Weld Manager Utility
(available at www.powerwavesoftware.com) or
through the set up menu (if a user interface is installed
into the power source).
CAUTION
If the auto sense lead feature is disabled and
remote voltage sensing is enabled but the sense
leads are missing or improperly connected
extremely high welding outputs may occur.
Sense leads should be attached as close to the weld
as practical, and out of the weld current path when
possible. In extremely sensitive applications it may be
necessary to route cables that contain the sense
leads away from the electrode and work welding
cables.
Voltage sense leads requirements are based on the
weld process (See Table A.2)
(1)
Work Voltage Sensing
21 lead
(2)
GMAW
GMAW-P
FCAW
GTAW
(1)
The electrode voltage sense lead (67) is automatically enabled by the weld process, and integral to the 5 pin arclink control cable (K1543xx).
(2)
When a work voltage sense lead (21) is connected the power source will automatically switch over to using this feedback (if the auto
sense feature is enable).
(3)
Negative polarity semi-automatic process operation WITHOUT use of a remote work sense lead (21) requires the Negative Electrode
Polarity attribute to be set.
67 lead required
67 lead required
67 lead required
Voltage sense at studs
21 lead optional
21 lead optional
21 lead optional
Voltage sense at studs
(3)
(3)
(3)
FIGURE A.5
POWER
WAVE
R500
B
A
C
WORK
POWER WAVE®R500
A-8
Electrode Voltage Sensing
The remote ELECTRODE sense lead (67) is built into
the 5-pin arclink control cable and is always connected to the wire drive feed plate when a wire feeder is
present. Enabling or disabling electrode voltage sensing is application specific, and automatically configured by the active weld mode.
INSTALLATION
CAUTION
If the auto sense lead feature is disabled and the
weld polarity attribute is improperly configured
extremely high welding outputs may occur.
While most applications perform adequately by sensing the work voltage directly at the output stud, the
use of a remote work voltage sense lead is recommended for optimal performance. The remote WORK
sense lead (21) can be accessed through the four-pin
voltage sense connector located on the control panel
by using the K940 Sense Lead Kit. It must be
attached to the work as close to the weld as practical,
but out of the weld current path. For more information
regarding the placement of remote work voltage
sense leads, see in this section entitled "Voltage
Sensing Considerations for Multiple Arc Systems."
A-8
Negative Electrode Polarity
®
The POWER WAVE
cally sense the polarity of the sense leads. With this
feature there are no set-up requirements for welding
with negative electrode polarity. This feature can be
disabled through the Weld Manager Utility (available
at www.powerwavesoftware.com) or through the set
up menu (if a user interface is installed into the power
source).
R500 has the ability to automati-
POWER WAVE®R500
A-9
INSTALLATION
A-9
VOLTAGE SENSING
CONSIDERATIONS FOR MULTIPLE
ARC SYSTEMS
Special care must be taken when more than one arc
is welding simultaneously on a single part. Multiple arc
applications do not necessarily dictate the use of
remote work voltage sense leads, but they are strongly recommended.
If Sense Leads ARE NOT Used:
• Avoid common current paths. Current from adjacent arcs can induce voltage into each others current paths that can be misinterpreted by the power
sources, and result in arc interference.
FIGURE A.6
DIRECTION
OF TR A VEL
If Sense Leads ARE Used:
• Position the sense leads out of the path of the weld
current. Especially any current paths common to
adjacent arcs. Current from adjacent arcs can
induce voltage into each others current paths that
can be misinterpreted by the power sources, and
result in arc interference.
• For longitudinal applications, connect all work leads
at one end of the weldment, and all of the work voltage sense leads at the opposite end of the weldment. Perform welding in the direction away from
the work leads and toward the sense leads.
(See Figure A.6)
CONNECT ALL SENSE
LEADS AT THE END
OF THE WELD.
CONNECT ALL
WORK LEADS AT
THE BEGINNING
OF THE WELD.
POWER WAVE®R500
A-10
INSTALLATION
• For circumferential applications, connect all work
leads on one side of the weld joint, and all of the
work voltage sense leads on the opposite side,
such that they are out of the current path.
(See Figure A.7)
FIGURE A.7
POWER
SOURCE
#1
WER
PO
SOURCE
#2
A-10
POWER
SOURCE
#1
WER
PO
SOURCE
#1
POWER
SOURCE
#2
WER
PO
SOURCE
#2
POWER WAVE®R500
A-11
INSTALLATION
A-11
CONTROL CABLE CONNECTIONS
General Guidelines
Genuine Lincoln control cables should be used at all
times (except where noted otherwise). Lincoln cables
are specifically designed for the communication and
®
power needs of the Power Wave
tems. Most are designed to be connected end to end
for ease of extension. Generally, it is recommended
that the total length not exceed 100ft. (30.5m). The
use of non-standard cables, especially in lengths
greater than 25 feet, can lead to communication problems (system shutdowns), poor motor acceleration
(poor arc starting), and low wire driving force (wire
feeding problems). Always use the shortest length of
control cable possible, and DO NOT coil excesscable.
Regarding cable placement, best results will be
obtained when control cables are routed separate
from the weld cables. This minimizes the possibility of
interference between the high currents flowing
through the weld cables, and the low level signals in
the control cables. These recommendations apply to
all communication cables including ArcLink
Ethernet connections.
/ Power Feed™sys-
®
and
Connection Between Power Source and Ethernet
Networks
®
The POWER WAVE
R500 is equipped with an IP67
rated ODVA compliant RJ-45 Ethernet connector,
which is located on the rear panel. All external
Ethernet equipment (cables, switches, etc.), as
defined by the connection diagrams, must be supplied
by the customer. It is critical that all Ethernet cables
external to either a conduit or an enclosure are solid
conductor, shielded cat 5e cable, with a drain. The
drain should be grounded at the source of transmission. For best results, route Ethernet cables away
from weld cables, wire drive control cables, or any
other current carrying device that can create a fluctuating magnetic field. For additional guidelines refer to
ISO/IEC 11801. Failure to follow these recommendations can result in an Ethernet connection failure during welding.
Product specific Installation Instructions
Connection Between Power Source and ArcLink
Compatible Wirefeeders (K1543, K2683 – ArcLink
Control Cable)
The 5-pin ArcLink control cable connects the power
source to the wire feeder. The control cable consists
of two power leads, one twisted pair for digital communication, and one lead for voltage sensing. The 5-
®
pin ArcLink connection on the Power Wave
R500 is
located on the rear panel (See Case Back Controls in
the Operation Section). The control cable is keyed
and polarized to prevent improper connection. Best
results will be obtained when control cables are routed
separate from the weld cables, especially in long distance applications. The recommended combined
length of the ArcLink control cable network should not
exceed 200ft. (61.0m).
®
POWER WAVE®R500
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