Panasonic YD-350GL4, Operating Instructions Manual

Page: 36 / 58

Operation
32
9.6
“ARC SPOT”
Press (turn on) and hold down the torch switch until the
welding arc is turned off automatically.
Note
If the torch switch is released while generating the
welding arc (before Tspt ends), the welding arc is turned
off immediately.
① ① ① ①
Torch: ON and keep it down
② ② ② ②
Torch: OFF
→
<End of Tspt>
→ → →
Arc ON Arc ON Arc OFF Arc OFF
● ● ● ●
Example of wrong operation:
① ① ① ①
Torch: ON and keep it down
② ② ② ②
Torch: OFF
→
<End of Tspt>
→
Note
Releasing the torch switch
before the end of the Tspt
(arc spot time) turns off the
welding arc immediately
without completing preset
welding operation.
Arc ON Arc OFF
Tpf: Gas pre-flow time
Taf: Gas after-flow time
Tspt:Arc spot time
☆
:Arc start
★
:Arc end
ON
OFF
OFF
ON
Tpf
Wire
Burn-back time
Main welding
slow down
Tspt Taf
Torch switch
Gas supply
Wire feed
Weld voltage
Weld current
Weld conditions