EWM Tetrix 351 - Design and Function - TIG Synergic Operating Principle (Continued); Function Sequences and Operating Modes Overview

Design and function
TIG Synergic operating principle
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099-000115-EW501
17.06.2015
5.13.10 Function sequences/operating modes
Figure 5-29
Item
Symbol
Description 0
1
Select welding parameters button
This button is used to select the welding parameters depending on the welding process
and operating mode used.
2
Welding parameter setting rotary transducer
Setting of all parameters such as welding current, sheet metal thickness, gas pre-flow
time, etc.
5.13.10.1 Explanation of symbols
Symbol
Meaning
Press torch trigger 1
Release torch trigger 1
I
Current
t
Time
Gas pre-flows
I
start
Ignition current
t
Up
Up-slope time
tP
Spot time
AMP
Main current (minimum to maximum current)
AMP%
Secondary current (0% to 100% of AMP)
t1
Pulse time
t2
Pulse pause time
ts1
TIG pulses: Slop time from main current (AMP) to secondary current (AMP%)
ts2
TIG pulses: Slop time from secondary current (AMP%) to main current (AMP)
t
Down
Down-slope time
I
end
End-crater current
Gas post-flows