screen, and adjust the current.
Press the welding torch trigger and do not release it. The
arc is ignited and is shut off automatically when the time
is over.
7.6 AUTOMATIC SPOT WELDING (4T)
Time and current settings are the same as to 2T spot
welding. However, in this case, the operator presses and
releases the welding torch button and awaits until the
spot is done.
7.7 MANUAL PAUSE TIME WELDING (2T)
Time and current settings are the same as to 2T spot
welding. However, in this case, the operator presses and
releases the welding torch button and awaits until the
spot is done
This spot welding process alternates working and pause
times.
Widely used to obtain aesthetically pleasing welding,
without deforming the workpiece.
8 PULSE (SECTOR N)
(chapter 8.2) modes
8.1 PULSE
28
Set and con-
firm the spot
w e l d i n g
time,
then
press with-
out releasing
immediately
to return to
the
initial
w e l d i n g
Confirm and set the selected parameter. Confirm the set-
ting to automatically move on to the next parameter, or
turn knob B to select the desired parameter.
By means of the same method, it is possible to select:
base current, pulse frequency and percentage of peak
current vs base current (Duty Cycle).
To return to the main screen, press knob B (do not re-
lease immediately) (> 0.7 sec.)
Parameter
Peak
current
Base
current
Select and
confirm
N
Frequency
sector rela-
tive to pulse
to
access
PULSE ON
(chapter 8.1)
or
PULSE
Duty Cicle
O N - X P
8.2 PULSE ON-XP
Select and
By selecting the PULSE ON-XP icon, a very high-
c o n f i r m
frequency pulsed current is set to obtain a more
PULSE ON
concentrated arc.
to
access
With this type of pulse, the settings are fixed and defined.
pulse
pa-
The indicated welding current is the mean value of the
r a m e t e r s
pulse and is adjustable from 5 to 135 A.
setting.
Min.
DEF
Max
5
100
180
5
50
Set
POINT
0,16
0,16
2,5
KHz
10
50
90
The parame-
ter activates
in red.
U.M.
Ris.
A.
1
A
1
Hz.
0,01
÷
100
Hz
%.
1