Snap-On MIG225Ai, Manual

Page: 10 / 66

10
To access these functions, we must start from the main
display page and press the knob
B
for at least 2 seconds.
To enter the function, simply select it by means of the
knob
B and press it for less than 2 seconds. To return
to the main display page, press the knob
B
for at least
2 seconds.
The functions which can be selected are:
• Synergic curve (Wire Selection) .
To choose the synergic curve, by means of the knob
B , it is necessary to select and press on the curve
presented by the display screen
A
. Simply select the
curve of interest and confirm the choice by pressing
the knob
B
for less than 2 seconds.
After pressing the knob
B
return is made to the
previous display page ( PROCESS PARAMS ).
• Process
Use knob
B
to choose or
confirm a welding mode by selecting and pressing Short or
Pulsed for at least 2 seconds.
Short indicates that the short synergic welding mode is
selected.
Pulsed indicates that the pulsed synergic welding mode
is selected (optional) .
• Welding mode (Start Mode) .
To choose the welding start mode 2T, 4T or 3L , select
one of the 2 modes by means of the knob
B
and
press the knob B for less than 2 seconds to confirm
the choice. This operation always returns us to the
previous display page (
PROCESS PARAMS ).
Mode 2T , the machine starts welding when the torch
button is pressed and stops when this is released.
Mode 4T , to start welding, press and release the torch
button. To complete welding, press and release again.
Mode 3L Specially well suited to weld aluminium.
3 currents are available that can be used in welding by
means of the weling torch start button. The current and
the slope time values are set as follows:
Start Curr , starting current, adjustable from 10 to
200% of set welding current.
Slope time , possibility of adjusting from 0.1 to 10
seconds. Defines the connection time between starting
current ( Start Cur r) and welding current and between
welding current and crater filler current or crater filling
at the welding end ( Crater Curr ).Possibility of adjusting
from 10 to 200% of the set welding current.
Welding starts at the welding torch button pressure.
The named current will be the starting current Start
Curr . This current is kept as long as the welding torch
button is held down; when the welding torch button is
released the starting current connects to the welding
current, which is kept as long as the welding torch
button is held down. When the torch trigger is pressed
again, the welding current will connect to the crater-
filler current ( Crater- Curr ) and it will be maintained
until the torch button is released.
• Spot and pause time (Spot) .
This function is blocked when function 3L is activated.
If we select the spot ON time, the Spot Time function
appears on the display screen. If we select this, we
can adjust it from 0.3 to 25 seconds by means of
the adjustment bar. Besides this function, the display
screen also shows
Pause Time . If we select this, by
means of the adjustment bar, we can regulate the
pause time between one welding point or section and
another. The pause time varies between 0 (OFF) and 5
seconds.
To access the Spot Time and Pause Time functions,
press the knob B for less than 2 seconds. Adjustment
is always made by means of the knob
B
. To confirm,
simply press it for less than 2 seconds. Once the
choice has been confirmed, return is always made to
the display page ( PROCESS PARAMS ).
ADVANCED SETTING