Arc Machines 307 - Manual (Page 34)

Arc Machines, Inc. Model 307 Orbital Tube Welder Training
Document No. 740096 Chapter 3. Page 18
Rev. A
101 Weld Head
Symbol
To Signify a generic
Orbital Weld Head
Arc Machines,
Inc.
102 Downslope Time
Symbol
Signifies the amount of
time to ramp the current
from the end of the last
level to arc extinction
ANSI/NEMA
Table 4. Graphical Symbols used in this Manual