IS-120B
7. Basic Operation
7-1
7. Basic Operation
(1) Turn on the welding power
①
Turn on the welding power.
[
WELD POWER
]
lamp
lights up, and
[
READY
]
lamp
blinks for 7 seconds, then goes off.
(2) Set the program unit
①
Call
[
MENU
]
screen
. If other screen is displayed, press
[
MENU
]
key
.
②
Move the cursor
(
→
)
to
SCHEDULE MODE
, then press
[
ENTER
]
key.
③
Set each item.
④
Press
[
MENU
]
key
to call the
[
MENU
]
screen
.
⑤
Move the cursor to
SCHEDULE
, then press
[
ENTER
]
key
.
⑥
Set each item.
Set it a little lower than the standard for the first welding.
(3) Start the operation
①
Input the start signal while the
[
READY
]
lamp
is NOT on, and check each
sequential operation.
When confirming the operation, check that the
SQZ time
(
squeeze
time
)
is sufficient. If the welding current flows before the welding
electrode force becomes sufficient, spatters are produced.
②
If no error is detected in 8
)
above, set a workpiece and weld it.
Turn on
[
WELD ON/OFF
]
key
on the front panel,
WELD ON/OFF
of
MA-627A
and external
WELD ON/OFF
signal. Check that
[
READY
]
lamp
lights up, then
supply the welding current. At this time, confirm that the welding current is
flowing normally by checking
[
WELD
]
lamp
and
MONITOR screen
.
③
Re-set the schedule so that the workpiece will be welded adequately.
④
When welding plural workpieces according to plural schedules, change
SCHEDULE #
and set new time and welding current.
⑤
Set the upper and lower limits on
MONITOR SET screen
for each
SCHEDULE #
.
(4) Turn off the welding power
①
Turn off the welding power all the LED lamps go off.
WARNING
!
