Lincoln Electric LF 52Ds Operator's Manual page 14

Table 4 Process start and end parameters
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Parameter
12
Definition
Torch trigger mode (2-step / 4-step) - change the
function of the torch trigger.

2 Step trigger operation turns welding on and off
as direct response to the trigger. Welding
process starts when the torch trigger is press.

4-Step mode allows to continue welding, when
the torch trigger is released. To stop welding, the
torch trigger should be pressed again.4-step
model facilitates to make long welds.

Default settings: 2-step
Run-in WFS – sets the wire feed speed from the
time the torch trigger is pressed until an arc is
established.

Regulation range: from 1,49 m/min (59 in/min) to
3,81 m/min (150 in/min).

Default settings for non-synergic mode: OFF.

Default settings for synergic mode: AUTO mode.
Burnback Time – amount of time that the welding is
continued after the wire stops feeding. It prevents the
wire from sticking in the puddle and prepares the end
of the wire for the next arc ignition.

Regulation range: from OFF to 0,25 seconds.

Default settings for non-synergic mode: 0,07s.

Default settings for synergic mode: AUTO mode.
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