Crater Repeat" Operation - Panasonic YD-350GL4 Operating Instructions Manual

9.5 "Crater repeat" operation
To repeat crater operation turn ON the torch switch within
a preset time (Trep)* after turning off the previous crater
operation. (In this manner, it is possible to repeat the cra-
ter operation again and again.)
*: Trep: About 2 seconds
Torch: ON
① ① ① ①
Arc ON
• To stop welding, raise the torch until arc is cut.
Previous
crater operation
Torch switch
Gas supply
Wire feed
Weld voltage
Weld current
Crater
Weld conditions
Torch: OFF
② ② ② ②
→
Arc continues
(Self-hold)
→
Repeat #3 and #4 to
repeat crater welding.
OFF ON
Taf
OFF
Burn-back
time
Operation
Note
If the torch switch is not turned on within the preset time,
the function is cancelled.
Torch: ON
③ ③ ③ ③
→
Change arc type
(Arc for crater)
Torch: ON within Trep time
→
Change arc type
(Arc for crater)
Crater repeat
OFF
Trep
ON
Wire slow down
Crater
31
Torch: OFF
④ ④ ④ ④
→
Arc OFF
(Crater repeat)
Torch: OFF
→
Arc OFF
Taf: Gas after-flow time
Trep:Crater repetition time
:Arc start
☆
:Arc end
★
Trep
Taf
Burn-back
time
→