Table 4. graphical symbols used in this manual – Arc Machines 307 User Manual
Page 26
Arc Machines, Inc. Model 307 Orbital Tube Welder Training
Document No. 740096 Chapter 3. Page 10
Rev. A
13
Electrode
To Signify an Electrode
ANSI/NEMA
14
Electrode
generic
Signifies a generic elec-
trode
ANSI/NEMA
15
Gas Type
To Signify the Type of
Gas Such As Argon, CO
2
ANSI/NEMA
16
Gas Supply
To Signify a Gas Supply
ANSI/NEMA
17
Gas Input
To Signify Gas Input
ANSI/NEMA
18
Ventilating and
Air Circulating
Fan
To Signify a Ventilating
Fan or Air Circulating
ISO 7000-0089
19
Grinder
To Signify not to grind in
certain areas - contami-
nation caused by grinding
AMI
20
Protective Boots
over Cable
Connector
To Signify Secure Con-
nection with Protective
Boots
AMI
21
Exclamation
Point
To Signify Warning, Dan-
ger, Caution
IEC 417
5036A
Table 4. Graphical Symbols used in this Manual