Function Sequences/Operating Modes; Explanation Of Symbols - EWM Tetrix 351 Smart FW Operating Instructions Manual

Design and function
TIG welding
5.8.5

Function sequences/operating modes

The parameters for the function sequence are set using the "Select welding parameters" button and the
"Welding parameter setting" rotary dial.
Item Symbol
1
2
5.8.5.1

Explanation of symbols

Symbol Meaning
Press torch trigger 1
Release torch trigger 1
Current
I
Time
t
Gas pre-flows
Ignition current
I
start
Up-slope time
t
Up
Spot time
tP
Main current (minimum to maximum current)
AMP
Secondary current (0% to 100% of AMP)
AMP%
TIG pulses: Slop time from main current (AMP) to secondary current (AMP%)
ts1
TIG pulses: Slop time from secondary current (AMP%) to main current (AMP)
ts2
Down-slope time
t
Down
End-crater current
I
end
Gas post-flows
38
Description 0
Select welding parameters button
This button is used to select the welding parameters depending on the welding process
and operating mode used.
Welding parameter setting rotary dial
Setting currents, times and parameters.
Figure 5-12
099-000128-EW501
16.07.2014