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Suitable for use in high-risk environments.
NOTE: The welding machine has also been designed for
use in environments with a pollution rating of 3.
(See IEC 60664).
2.3 PROTECTIONS
2.3.1 Block protection
In the event of a malfunction, a flashing number may
appear on the display
M
, with the following meaning:
52 =
Start button pressed during start-up.
53 =
start button pressed during thermostat reset.
56 =
Extended short-circuit between the welding elec-
trode and the material to be welded.
Shut the machine off and turn it back on. If different num-
bers appear on the display, contact technical service.
2.3.2 Overload cut-out
This machine is protected by a thermostat, which pre-
vents the machine from operating if the allowable tem-
peratures are exceeded. In these conditions the fan con-
tinues to operate and the display
M
flashes the abbrevi-
ation “tH.”
3 DESCRIPTION OF POWER SOURCE
(Fig. 1)
A – Socket (-):
this is where the earth cable is to be con-
nected.
B
–
Central adapter
: Connect the welding torch.
C
–
Connector
: For connecting remote controls and the
welding control cable
Push–Pull Art. 2003.
F
- Connector : Connector type DB9 (RS232 serial line)
to use for updating the microprocessor programs.
L - ON/OFF switch.
M – Power cable.
N – Gas hose.
S
4 DESCRIPTION OF CONTROL PANEL
(Fig. 2)
AE selection key.
Each brief pressure selects the size, adjustable via the
AI
knob. The sizes which can be selected are shown by
LEDs
AA/AB/AC/AD
.
LED AA PRG.
Indicates that the display
AL
shows the set program
number.
LED AB Thickness
.
The
AL
display shows the recommended thickness
based on the set current and wire speed. Active only in
synergic MIG processes.
LED AC Wire speed
.
Indicates that the display
AL
shows the wire speed in
welding.
LED AD Current
.
Indicates that the display
AL
shows a welding current.
During welding always shows the measured current;
with the machine at a standstill, if
AG
is OFF, shows the
set current.
LED AF - Globular position.
May not be selected
.
Active in synergic MIG process.
When lit, this signals that the pair of values chosen for
welding may give unstable arcs and splatters.
LED AG - Hold.
May not be selected. It signals that the values shown on
the displays
AL
and
AM
(normally Amperes and Volts) are
those used during last welding. Activated at the end of
each welding session.
AA
AB
AC
AD
AL
AG
AF
AH
AM
AN
AE
AP
AO
AQ
AR
AU
AV
AZ
AY
AW
AI
Fig. 2