Migatronic SIGMA2 300 COMPACT Guía De Usuario página 11

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Troubleshooting and solution
Error code
Cause and solution
E20-00
There is no software present in the
E20-02
control unit
E21-00
Download Sigma software to
E21-06
the SD card, insert the SD card in
E21-08
the control unit and turn on the
machine. Replace the SD card if
necessary
E20-01
The SD card is not formatted
E21-01
The SD card must be formatted in
E22-02
a PC as FAT and download Sigma
software to the SD card. Replace the
SD card if necessary
E20-03
The SD card has more files of the
E21-02
same name
E22-08
Delete files on the SD card and
reload software.
E20-04
The control unit has tried to read
more data than is accessible in the
memory
Insert the SD card again or replace
the SD card.
Contact MIGATRONIC Service if this
does not solve the problem.
E20-05
Software on the SD card is locked
E20-06
for another type of control unit
E22-03
Use a SD card with software that
matches your control unit
E20-07
The internal copy protection does
not allow access to the micro-
processor
Insert the SD card in the machine
again or contact MIGATRONIC
Service
E20-08
The control unit is defective
E20-09
Contact MIGATRONIC Service
E21-05
E20-10
The loaded file has an error
E21-07
Insert the SD card in the machine
E22-01
again or replace the SD card
E22-06
E20-11
Lacking communication to the
power source
Replace the intermediary cable if
it is damaged. Check that power
source and wire feed unit fit
together (MK1/MK1 or MK2/MK2).
If this does not solve the problem,
insert the SD card again or contact
MIGATRONIC Service.
E21-03
The welding program package does
E21-04
not match this control unit
Use a SD card with software that
matches your control unit.
E21-09
The internal memory is to small
Welding program package cannot
be loaded
E22-04
DSP-PCB is defective
E22-07
Contact MIGATRONIC Service
E22-05
Data transmission error
Turn on and off the machine.
Exchange the SD card if the error
is displayed again. Contact your
dealer if necessary.
Fault symbols
SIGMA
has a sophisticated built-in self-protection system.
2
The machine automatically stops the gas supply, interrupts the
welding current and stops the wire feeding in case of an error.
Errors are indicated by symbols and error codes.
Temperature fault:
The indicator flashes, when the power source is
overheated.
Leave the machine on until the built-in fans have cooled it down.
Mixed transfer: (only synergic welding programs)
The indicator is switched on and warns about the setting
area as it lies within mixed transfer with risk of welding
spatter.
Current fault:
The indicator flashes when start current or welding
current is higher than permitted by the welding
machine's efficiency.
Make sure that wire speed/current and voltage are set correctly.
Fault symbols:
The indicator flashes when other types of errors occur. At
the same time an error code is shown in the display.
Selected error codes
Mains supply fault:
The indicator is displayed, when the mains
voltage is too high.
Connect the welding machine to 400V AC, +/-15% 50-60Hz.
Wire feed fault:
or
The indicator is displayed, if the wire feed motor is overloaded.
The wire feed motor or magnet valve may be defective.
Other types of faults
If other fault symbols are shown in the display, the machine shall be
switched off and then on to dispose of the symbol.
If the fault symbol is shown repeatedly, repair of the power source is
required. Contact your distributor with information of the fault.
When using the MultiFeeder or MWF 41 Slave, the following error
codes are available on the SIGMA
is displayed when the communication
between the MultiFeeder or MWF 41 Slave
and the SIGMA
is lost
2
is displayed when controlling the motor is
not running properly
is displayed when the motor is overloaded.
:
2
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