Longevity TIGWELD 200 EX - Manual (Page 13)

TigWeld 200EX 200amp AC/DC TIG Welder
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Overview
.(1) AC/DC Selection Button
AC welding
DC welding
(2) 2T/4T Selection Button
2T Mode
4T Mode
(3) Gas-test Button
Lights up when Gas-test key is selected, after that gas will flow out for 15 seconds. Press the
button again to stop the gas flow before the 15 seconds are up.
(4) HF (high-frequency) ignition Button
Lights up when High frequency key is pressed, HF (high-frequency) ignition has been selected.
(5) Pulse Button
Lights up when Pulse key is pressed, Pulse has been selected.
(6) and (7) Parameter selection keys
If “2T/4T mode” has been selected, it is possible to change welding parameters by means of the
parameter selection keys (6) and (7) while the welding operation is in progress.