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Table of Contents
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Summary of Contents for Kemppi A3
- Page 1 A7 MIG Welder A3 MIG Welder...
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Page 2: Table Of Contents
5.1.9 GasBlow ................... .. © Kemppi Oy 2020... -
Page 3: Introduction
While every effort has been made to ensure that the information contained in this guide this document. is accurate and complete, no liability can be accepted for any errors or omissions. Kemppi reserves the right to change the specification of the product described, at any time, without notice. -
Page 4: Hardware Installation
Remember that the cable, plugs, and other electrical devices may be installed or replaced only by a person authorized to perform such operations. Figure 3.1: Connection diagram © Kemppi Oy 2020 A3 MIG Welder... -
Page 5: Power Source
4.7 MVA. Connecting the power source to the electric network The A3 Power Source is connected to a 400-V three-phase network. The fuse size for 100% load in a 400-V three-phase network with 4 x 6-mm² cable is 35 A delayed. -
Page 6: Wire Feeder
48.0 Touch sensor output voltage* Touch sensor output current** Touch sensor electrical characteristics are found in the A3 MIG Welder Operating manual. This is the short circuit current. Figure 3.3: Peripheral connector pinout © Kemppi Oy 2020 A3 MIG Welder... -
Page 7: Collision Sensor
Wire inch Wire feeder control cable peripheral connector (see Figure 3.5, “Collision sensor Motor + Shielding gas hose connection”). G. Motor – H. Encoder +5V Encoder GND Encoder signal Figure 3.9: Collision sensor connection © Kemppi Oy 2020 A3 MIG Welder... -
Page 8: Welding Cable
At the wire feeder, make the connection to the The fieldbus connector is clocked to avoid confusion control cable connector. Table 3.2: Kemppi Oy vendor ID and device description file with other 7-pin connectors in the power source. At the power source, connect the cable to the... -
Page 9: System Configuration
Use the DIP switches to set the emergency stop input on Use the DIP switches to select the switching type of operation-based settings, see the A3 MIG Welder Operating and off. If you have installed an emergency stop switch the collision sensor. The switch can be either opening manual. -
Page 10: Configure Devicenet Fieldbus
P2 switch 6 Byte order P1 switches 1-2 Baud rate P1 switches 3-8 Mac ID Little-endian (default) 125 kpbs 0 (default) (default) Big-endian 250 kpbs 500 kpbs (Reserved) © Kemppi Oy 2020 A3 MIG Welder... -
Page 11: Power Up The System
4.5 Configure robot scaling value SOURCE Value ScaleValue 1023 × 25.0 The A3 MIG Welder supports value scaling between the ≈ 532 The division is performed in the digital robot interface welding system and the robot for wire feed speed, welding 48.0 by using integers multiplied by 10. -
Page 12: Digital Robot Interface
TouchSensorToolSel wire feed speed from the active memory channel is used. channel value. If the OnlineControl signal is cleared (0), the TouchSensorOn value from the active memory channel is used. OnlineControl Watchdog ErrorReset © Kemppi Oy 2020 A3 MIG Welder... -
Page 13: Finetuning
This signal has no effect during welding or simulated • The minimum setup value is 0 (-5.0). welding. • The maximum setup value is the robot scaling value, which is interpreted as 5.0. © Kemppi Oy 2020 A3 MIG Welder... -
Page 14: Wireretract
For more information, see when the watchdog function is turned on from the DIP • 0 = Wire retract off A3 MIG Welder Operating manual. switches. If the watchdog functionality is on and the robot • 1 = Wire retract on •... -
Page 15: Status Functions
The value is in voltage measured during the process. The value is in Table 5.2 Status functions in the A3 MIG Welder system scaled or non-scaled mode, depending on the user setup. scaled or non-scaled mode, depending on the user setup. -
Page 16: Errornumber
• 0 = Power source not ready yet for a new arc start • 1 = Power source ready © Kemppi Oy 2020 A3 MIG Welder... -
Page 17: I/O Table
5.4.2 Welding stop timing (Not in use) (Not in use) (Not in use) (Not in use) Digital robot interface function timing (Not in use) (Not in use) (Not in use) (Not in use) StartWelding CycleOn ArcOn © Kemppi Oy 2020 A3 MIG Welder... -
Page 18: Memory Channel Change Timing
Ready to weld Load memory channel data Load curve data Apply curve data Ready to weld Symbol Description Typical Units Total time Memory channel loading time Welding curve loading time Data setup time © Kemppi Oy 2020 A3 MIG Welder... -
Page 19: Online Control Timing
Load memory channel data Load curve data Apply ne w data Memory channel mode Symbol Description Typical Units Total time Setup file loading time Memory channel loading time Welding curve loading time Data setup time © Kemppi Oy 2020 A3 MIG Welder... -
Page 20: Wire Inch And Retract Timing
Symbol Description Typical Units Control response time Symbol Description Typical Units Relay action time Stop response time Wire feeder motor deceleration time The deceleration time depends on the wire feed speed before stop. © Kemppi Oy 2020 A3 MIG Welder... -
Page 21: Safety Stop Response Timing
Wire feed stop time Touch sensor off time TouchSensorOn ErrorNumber and Error signal Touch sensor Power on Voltage drop Power off setup time Symbol Description Typical Units Control response time Power-off cycle time (voltage drop time) © Kemppi Oy 2020 A3 MIG Welder... - Page 22 And you know. userdoc.kemppi.com Declarations of Conformity – Overensstemmelseserklæringer – Konformitätserklärungen – Declaraciones de conformidad – Vaatimustenmukaisuusvakuutuksia – Déclarations de conformité – Dichiarazioni di conformità – Verklaringen van overeenstemming – Samsvarserklæringer – Deklaracje zgodności – Declarações de conformidade – Заявления о соответствии – Försäkran om överensstämmelse – 符合性声明...
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