Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

B-3

THEORY OF OPERATION

B-3

 

 

 

FIGURE B.1

 

1

 

 

11

 

 

 

2

 

 

9

 

 

 

3

 

 

10

 

 

 

4

 

 

 

13

 

 

14

 

 

 

12

 

 

15

17

 

8

 

16

 

7

 

 

 

 

21

20

 

 

18

 

 

 

 

 

 

19

5

 

 

6

 

 

 

WELDING CONTROLS (Figure B.1)

2. DIGITAL OUTPUT METERS-The digital meters

 

 

allow the output voltage (CV-WIRE mode) or cur-

1. OUTPUT CONTROL- The OUTPUT dial is used

rent (CC-STICK,DOWN HILL PIPE and TIG modes)

to preset the output voltage or current as displayed

to be set prior to welding using the OUTPUT control

dial. During welding, the meter display the actual

on the digital meters for the four welding modes.

output voltage (VOLTS) and current (AMPS). A

When in the CC-STICK, DOWNHILL PIPE or CV-

memory feature holds the display of both meters on

WIRE modes and when a remote control is connect-

for seven seconds after welding is stopped. This

ed to the 6-Pin or 14-Pin Connector, the auto-sens-

allows the operator to read the actual current and

ing circuit

automatically switches the OUTPUT

voltage just prior to when welding was ceased.

CONTROL from control at the welder to the remote

 

 

control.

 

While the display is being held the left-most deci-

 

 

In the CV-WIRE mode, if the feeder being used has

mal point in each display will be flashing. The accu-

racy of the meters is +/- 3%.

 

a voltage control when the wire feeder control cable

 

 

 

is connected to the 14-Pin Connector, the auto-sens-

3. WELD MODE SELECTOR SWITCH-

 

ing circuit automatically makes OUTPUT CONTROL

 

inactive and the wire feeder voltage control active.

(Provides four selectable welding modes)

 

Otherwise, the OUTPUT CONTROL is used to pre-

CV-WIRE

 

set the voltage

DOWNHILL PIPE

 

 

 

CC-STICK

 

When in the TOUCH START TIG mode and when an

TOUCH START TIG

 

 

 

Amptrol is

connected to the 6-Pin Connector, the

 

 

OUTPUT dial is used to set the maximum current

 

 

range of the CURRENT CONTROL of the Amptrol.

 

 

VANTAGE® 400

Page 18 Page 20
Page 19
Image 19
Lincoln Electric 400 service manual Weld Mode Selector Switch, Figure B.1
Page 18 Page 20

400 specifications

The Lincoln Electric 400 is a state-of-the-art multi-process welding machine designed to meet the demands of today’s industrial welding applications. Renowned for its reliability and versatility, this welder is a preferred choice among professionals in fabrication, construction, and maintenance industries.

One of the main features of the Lincoln Electric 400 is its multi-process capability. It seamlessly integrates MIG, TIG, and stick welding processes into a single unit, allowing users to switch between methods depending on the job at hand. This flexibility makes it incredibly suitable for a wide range of materials, including steel, stainless steel, and aluminum.

The welding machine boasts a robust power output, with a maximum range of 400 amps. This impressive capacity enables it to handle thick materials effectively, making it ideal for heavy-duty tasks. The machine operates on both single-phase and three-phase power, giving users the advantage of versatility depending on the power source available at the job site.

Another significant characteristic of the Lincoln Electric 400 is its advanced digital display and control interface. This user-friendly panel allows for easy adjustments to voltage and wire feed speed, ensuring precision and high-quality welds. Additionally, the machine includes built-in features to improve the consistency of welding, such as the Smart MIG technology which optimizes the welding parameters automatically based on the wire diameter and material thickness.

In terms of durability, the Lincoln Electric 400 is designed for rugged environments. Its heavy-duty construction, including a robust metal casing and protective features, ensures it can withstand the rigors of daily use in harsh conditions. Furthermore, the welder is often praised for its efficient cooling system, which prolongs the machine's lifespan and maintains optimal performance even during extended usage.

Portability is another key aspect of this welding machine. Weighing under 200 pounds, it is designed with mobility in mind. The integrated wheels allow for easy transportation between job sites, making it a practical choice for mobile welders and contractors.

In conclusion, the Lincoln Electric 400 stands out in the welding equipment market due to its multi-process capabilities, impressive power output, user-friendly interface, durability, and portability. It is engineered to exceed the expectations of professional welders, providing them with the tools needed for high-quality results across a variety of applications.
Top Page Image Contents