Section 6: sequence of operation, Section 6, Sequence of operation -1 – Tweco 200 ACDC Arcmaster(April2006) User Manual
Page 37: Arcmaster 200 ac/dc

ARCMASTER 200 AC/DC
April 13, 2006
6-1
SECTION 6:
SEQUENCE OF OPERATION
Scroll Buttons are used to select the parameters to be set. The LED’s show which function is being
adjusted on the weld sequence graph. Refer to the Symbols Table located in the front of the manual for
Symbol descriptions.
1
8
3
4 6
9
10
2
7
5
Art # A-07272
Figure 6-1: 200 AC/DC Front Panel
1. Pulse Function: Pressing this button enables the TIG current pulse functions.
2. Remote Current Function: Pressing this buttons enables remote current functions.
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 warn-
ings 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 param-
eter programs.
6. Control Knob: Allows the operator to adjust the output 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 buttons enables Contactor functions