Thank Dore,
I already fix that problem, but i still have one more things about arc welding for robot!
my application weld vessel with thin steel, when i weld, sometime have problem, metal to be melt! steel is 0.6mm! i set parameter with Ampere: 70, voltage: 17.2, speed: 0.12 m/min!
can you help me fix that problem or give me your advice about parameter!
Thank so much and have a nice day!