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9

12 Menu Structure

Main Level

Level 1

Level 2

Remark

Gas pre-flow

0 – 10 sec.; not in electrode mode

Start current

20  % – 200  % of the welding current

Start current time

0 – 10 sec.; not in 4-stroke mode

Twin pulse frequency

0,5 – 5 Hz; only in Twinpulse mode

Twin pulse current change

5 – 50  % of the welding current; only in Twinpulse mode

Twin pulse relation

20  % – 80  %; only in Twinpulse mode

Welding current

Adjustment range depends on the selected material-wire-

gas combination

Downslope

10 – 990 A/sec.; not in electrode mode, only when downs-

lope = on

Final current

10  % – 100  % of the welding current; not in electrode mode, 

only when slope = on or in 4-stroke

Final current time

0 – 10 sec.; not in electrode mode, only for slope = on

Wire burnback time

20  % – 300  % of the programmed value; not in electrode 

mode

Gas post-flow

20  % – 200  % of the programmed value; not in electrode 

mode

Arc length correction

60  % – 140  % of the programmed value

Inductor effect

20  % – 200  % of the programmed value; only in normal 

mode (short arc)

+/- 40% in manual mode (see “Manual mode” on page 11)

Arc dynamic

0  % – 100  % of the programmed value; only in electrode 

mode

Job selection, indication of 

set and job name

Set and job name are indicated only in Tiptronic mode 

upon actuation of the “TT Enter” push-button

 47

 or the “Tip-

tronic” push-button

 49

Edit mode for set and 

job name

Move the cursor with the 

 and 

 push-buttons

 51

change the character with the pushbuttons

 48

 (+) and

 44

 (-

)

Extras

1Machine data

Operating system Master

Version number, operating system Master

Operating system Process Version number, operating system process
Operating system DMRs

Version number, motor assembly (-ies)

Welding program version

Version number, welding programs

Operating hour counter

Indication of the welding duration in h, min, sec

Configuration

Machine type and the recognized power module (with max. 

current ) are indicated alternately

2 Diagnosis

Last error message

Indication of the last three error messages from the error 

memory (0 = last error, 2 = oldest error)

Module temperatures

Temperatures of the power modules in °C

Operating voltages

Indication of the operating voltages (15 V / 24 V) of the 

E-assembly DP-MAPRO

Flow rate, cooling unit

Indication of the coolant flow rate in l/min

3 Language

Selection of the menu language

4 Display contrast

Contrast setting of the LCD display

5 Mode cooling system

0 normal

cooling unit switches on, as soon as an arc is ignited

1 on

cooling unit runs constantly

2 off

cooling unit is deactivated

6 Lock function

0

All free

1

Welding current, mode and Tiptronic on/off free

2

Tiptronic on/off, job selection free

3

All locked except menu selection, gas and pump test

7 Arc lenght control

voltage

correct arc lenght with rotary pulse encoder

 58

wire

correct wire speed with rotary pulse encoder

 58

8 Robot interface

Menu item is only visible when the machine is equipped 

with a robot interface (further details about setup/configura-

tion see operation manual INT)

Summary of Contents for MULTIMIG 400puls

Page 1: ...EN Fabrik für Elektrotechnik GmbH x Postfach 10 59 60 x D 28059 Bremen Telefon 49 0 421 54 90 6 0 x Telefax 49 0 421 54 90 619 x vertrieb elektron bremen de x www elektron bremen de Operation Manual MULTIMIG 400puls ...

Page 2: ...2 5 5 6 10 8 9 6 7 12 15 14 11 10 ...

Page 3: ...welding site Secure yourself and the unit at higher or inclinational plac es Connect the unit only at mains with correct connection to ground earth and at prolongations and sockets too Wear correct protective clothing gloves and leather apron Protect the welding area with curtains or mobile walls against rays Do not thaw frozen waterpipes or conductions with this unit In high electrical risk areas...

Page 4: ...against disturbances If other devices are disturbed it may be necessary to pro tect additionally The affected area can be bigger than your premises property depends of the building etc Please use the unit conform to the instructions of the manu facturer The user is responsible for installation and use of the machine Furthermore the user is responsible to eliminate the disturbances caused by electr...

Page 5: ...tton 48 gas type solenoid valve is activated and adjust gas amount on the pressure reducer rule of thumb wire diameter x 10 gas flow Keep the wire insert switch pressed until the welding wire protrudes approx 10 mm out of the gas nozzle on the torch neck Select welding material by pressing button 44 Select wire diameter by pressing button 46 Select shielding gas type by pressing button 48 Select 2...

Page 6: ... should be corresponding to the technical data How to insert the wirespool Open the lid at the machine or at the wire feed case 2 and screw off the nut 26 from the wire coil pick up 24 Put on the wire coil at the wire coil pick up and pay attention that the tappet is well insert at the coil 23 By use of small wire coils please use the adapter Adjust the brake 25 by releasing the torch button the w...

Page 7: ...eter 32 This should be approx wire diameter x 10 l min The content of the cylinder is shown by the contentmanometer 33 How to modify the machine for aluminium welding Change the wire roll to a aluminium wire roll Change the steel torch against an aluminiumtorch or resp change the wire liner against a teflon liner Remove the capillary tube 42 at the central connection Cut the teflon liner close to ...

Page 8: ...rrent material thick ness wire feed speed and arc length as indicated in the digital multifunction display 54 57 Downslope push button Switches the downslope function on or off A lit LED next to the push button indicates that the downslope is on 58 Arc length wire speed correction rotary pulse encoder For correction of the arc length or wire speed depend ent on setting menu extra arc lenght contro...

Page 9: ... the character with the pushbuttons 48 and 44 Extras 1Machine data Operating system Master Version number operating system Master Operating system Process Version number operating system process Operating system DMRs Version number motor assembly ies Welding program version Version number welding programs Operating hour counter Indication of the welding duration in h min sec Configuration Machine ...

Page 10: ... to frequently recurring welding tasks or save the set tings which individual welders use specifically for their jobs Programming jobs Determine the optimal welding adjustment Press the TT Save button 45 Save LED flashes Select the target job number with the push buttons 44 and 48 or with the torch rocker and confirm with the TT Enter push button 47 if you do not press Enter the Save LED goes out ...

Page 11: ...et job number Assigning job texts An individual text can be assigned to each job in order to spe cially mark it or allocate it more clearly Switch on the Tiptronic function with the Tiptronic push button 49 Select the job number with the push buttons 44 and 48 Press the and push buttons 51 at the same time a flashing cursor appears in the display 50 in order to get into the edit mode The cursor is...

Page 12: ...w rate of water Check level of cooling liquid and coolant filter E06 Overvoltage Output voltage too high Notify service E07 EEProm checksum error Adjustment data faulty or not available Switch system off and then on again E08 Wire feed tacho Current input from feed motor too high No tacho signal available Blow out torch package with compressed air and check wire feed unit E09 Error v a measuring F...

Page 13: ...r vertical down welding The transfer of the electrode to the workpiece takes place partly in short circuit and in free flight Due to less short circuiting the weld ing pool is hotter than at the short circuit arc Welding with transitional arc provides higher electrode melt rate and is more economic than welding at short circuit arc Long arc Long arcs are typical at welding at the higher ampere ran...

Page 14: ...t is wide enough you should weld two parallel string beads At vertical up position the side to side motion should describe the shape of an open triangle Length of the arc Welding with a longer arc reduces the penetration the weld ing bead is wide and flat with increased spattering The weld ing material is transferred with slightly larger drops than at welding with a shorter arc A longer arc is use...

Page 15: ...ssary wire feed speed vD results from the product of pulse frequency fP and the wire length l melted in each pulse period From this relationship you see that a change in wire feed speed re quires a linear change in pulse frequency A rise in electrode melt rate by increasing wire feed speed therefore needs a higher pulse frequency The objective drop diameter should be about 1 2 mm with a wire diame...

Page 16: ... or wire welds to the con tact tip Wire electrode is tight at the spool Check and change if necessary Burr at the wire beginning Cut the wire beginning again Irregular wire feeding or no wire feeding Wrong contact pressure at the wire feed rolls Adjust it as described in the manual Torch defect Check and change if necessary No brass pipe in the central connection or is dirty Install or clean the b...

Page 17: ...amp and workpiece Ground cable not right plugged in Fasten ground cable by turning the plug to the right Defect torch Repair or replace it Hot plug of ground cable Plug was not tightened by turning to the right Check Higher wire wear out at wire feeding unit Wire rolls does not fit to the wire diameter Install right wire rolls Wrong contact pressure at wire feeding Adjust as described at the manua...

Page 18: ...18 ELEKTRON Bremen GmbH Postfach 10 59 60 D 28059 Bremen Germany Telefon 49 0 421 54 90 6 0 Telefax 49 0 421 54 90 6 19 Subject to change 18 Service ...

Page 19: ...19 Appendix mounting torch holder ...

Page 20: ...326601 06 05 ...

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