Lincoln Electric IM649 manual Adjust the Start Control Parameters Optional

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A-10

PULSE WAVE SHAPING PRINCIPLES

Appendix A

5. Adjust the Start Control Parameters (Optional)

The start control parameters can be adjusted to define how the welding machine will respond when the arc is struck.

To view the start control window, click on the button on the Waveform Editor screen. Adjust the start control parameters to accommodate your welding application and per the following parameter descriptions.

STRIKE

STRIKE

PEAK TIME

Start Control - Pulse

Start Control

For Wire Feed Speed 150

Stage 1 : Wire Run In

Open Circuit Volt 48.0

PEAK AMPS

OPEN

CIRCUIT START TIME VOLTS

ARC

STRIKE

AVERAGE

START

AMPS @

START

VOLTS

Stage 2 : Striking Pulse

Strike Peak Time

2.0

Strike Peak Amps

550.0

Stage 3 : Arc Length Control

Start Volt

28.0

Start Time

50

Stage 4 : Current Control

Start Amps 50

27850035

Open circuit voltage: Sets the power source output voltage for the torch idle condition (the welding machine is on, but not welding).

Strike peak amps: Adjust this parameter to set the peak level for the arc-strike current spike.

Strike peak time: Adjust this parameter to set the duration of peak current for the arc-strike current spike.

Starting volts: Adjust this parameter to set the gun voltage to be maintained during the arc starting routine.

Starting time: Adjust this parameter to set the duration of the arc starting routine.

Starting amps: Adjust this parameter to set the average current level during starting.

WAVE DESIGNER

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Contents Wave Designer TM Page Table of Contents License Information Wave Designer Software License AgreementIii License Information Product Overview IntroductionKEY Topics User ResponsibilitySoftware Release Data Welding Equipment RequirementsSoftware Installation Software Installation ProcedureFile Storage Locations Equipment Interface Connections Welcome to Wave DesignerControl Board DIP Switch Setting Upgrade Firmware EQUIPMENT/SOFTWARE StartupSoftware Operation Synergic Welding and WorkpointsWorking in Wave Designer Waveform Editor WindowAbout the Procedure Waveform Editor Tool BAR File MenuTools Menu ToolsPrint Menu Wave Designer Pro Waveform EditorEditing and Selecting Workpoints MenuEditing Workpoints WorkPoint EditorSelecting Workpoints EffortsEditing Variable Parameters Expand GraphicWave Design Process Reference Paragraph see Appendix aFlashing PowerWave Custom Weld Files Downloading Wave ShapesAutosave Software Operation Using the ARC Scope Window ArcscopeIntroduction Other ARC Scope Options GSFFile Arcscope Troubleshooting Overview Wave Designer Troubleshooting ProcedureTroubleshooting Pulse Wave Shaping Principles Appendix OverviewAppendix a Gmaw Pulse Overview Figure A-1. Pulse Waveform ParametersFigure A-2. Weld Droplet Transfer Adaptive and NON-ADAPTIVE Mode Adaptive ModeNON-ADAPTIVE Mode Figure A-4. Process Flowchart Pulse Wave Design ProcessSelecting a Starting Wave Shape Customizing the Wave Shape Select a WorkpointAdapting Stickout Close the Adaptive Loop / Adjust the Peak Voltage Select an Adaptive Type OptionalAdjust the Start Control Parameters Optional Start ControlAdjust the Shorting Control Parameters Optional Shorting ControlAdjust the End Condition Parameters Optional End ConditioningGo Figure / Make the Waveform Synergic Developing the 2nd WorkpointPrimary Pulse Waveform Components Peak Current and Peak TimeFrequency Background CurrentSecondary Waveform Parameters Application Exercise Fresa Start Control Pulse Waveform Editor 28750046 Pulse Wave Shaping Principles STT Wave Shaping Principles Appendix BSTT Overview Peak Time Peak Amps Tailout SpeedFigure B-2. Weld Droplet Transfer Surface Tension Transfer STT Surface Tension TransferSTT Wave Shaping Principles STT Wave Design Process Reference Paragraph see Appendix BSelecting a Starting Wave Shape Inch / min meter / min Go Figure Find the Optimal Arc Characteristics STT Start Control WorkPoint Editor Primary STT Waveform Components Peak CurrentTailout PINCH/PEAK Secondary STT Waveform ComponentsPinch Start Peak TimeSTT Waveform Editor STT Waveform Editor Index Index-1Index-2 Index-3 VoltageIndex-4