CHAPTER 5: PROGRAMMING MODES
2 KHZ INVERTER WEDLING POWER SUPPLY
990-057
5-5
3
Periods such as
WELD, WELD1, WELD2
,
and
TEMPER
have user programmable
time base values and weld current,
voltage, or energy values. To change the
Feedback Type for any of these weld
periods, press the keypad decimal point .
multiple times until the upper left-hand
portion of the screen shows the desired
Feedback Type. This example shows a
WELD period of 15 ms with the weld
CURRENT set to 0.5 kA.
4
To change the weld current, use the
vertical cursor keys
to increase or
decrease the weld CURRENT. Note:
when holding the vertical cursor keys
down to change the weld CURRENT,
the horizontal bar representing the weld
CURRENT will not move to its new
position until the vertical cursor keys
are released. However, the weld CURRENT value displayed in the upper left-hand corner
will automatically scroll during this change process. In this example, weld CURRENT has been
increased to 0.7 kA and WELD time has been increased to 20 ms.
5
Press
SAVE
to save the updated weld schedule. You are now back in the Weld Graph
RUN
State.
Alphanumeric PROGRAM State
1
Use the vertical cursor keys
to select the weld schedule that you want to modify. From the
Weld Graph
RUN
State or Basic Weld Monitor
RUN
State, press
PROG
multiple times to enter
the Alphanumeric
PROGRAM
State. If you are already in the Alphanumeric
PROGRAM
State,
press
PROG
once.
2
Use the vertical cursor keys
and
horizontal cursor keys to select the
program value that you want to change.
Use
CHNG
to select
CURRENT,
VOLTAGE
or
POWER
Feedback. Use the
numeric keypad to enter variable values.
This example shows the alpha-numeric
version of weld schedule 000 in the
middle of this page. Weld
CURRENT
is
set to 0.7 kA and
WELD
time to 20 ms.
3
Press
SAVE
to save the updated weld schedule.
4
Press
CHNG
to operate the Power Supply in the Weld Graph State.
