Tweco 300 DC Arcmaster - Manual (Page 38)

ARCMASTER 300 ACDC
6-2 February 22, 2006
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Art # A-07656
Figure 6-1b: 300 ACDC Front Panel
1. Pulse Function:
Pressing this button enables the TIG current pulse
functions.
2. Remote Current function:
Pressing this button enables remote current func-
tions.
3. TIG Mode Functions:
Pressing this button scrolls through the output TIG
function modes (Standard, Slope, Slope w/repeat,
Spot).
4. Digital LED Display:
Welding amperage and parameter values are
displayed in this window. Internal warnings such as
over temperature, low or high input voltage applied
are signaled to the operator by a warning sound and
error message on the screen.
5. Save/Load Buttons:
By using the Save & Load buttons the operator can
easily save up to 5 welding parameter programs.
6. Control Knob: Allows the operator to adjust the out-
put amperage within the entire range of the power
source and sets each parameter value.
7. Process Button:
This button selects between STICK, HF TIG and Lift
TIG mode.
8. Scroll Buttons:
Used to select the parameters to be set. The LED's
show which function is being adjusted on the
Sequence Graph.
9. AC/DC Button:
Selects between AC or DC welding output.
10.Contactor Function:
Pressing this button enables Contactor functions.