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Accessory Connection Guide
This machine has a 7-pin Amphenol™ style connection for connecting accessories16
•
Foot Pedal (adjusts amperage) – attach TIG torch to negative Dinse™ terminal and then plug in 7-pin foot pedal
connector.
•
Double check the TIG process is selected.
•
Set desired maximum current on the machine.
•
Use pedal to fine control amperage.
•
Amperage controlled TIG torch – attach TIG torch to negative Dinse™ terminal and then plug in 7-pin connector.
•
Double check the TIG process is selected.
•
Set desired maximum current on the machine.
•
Use roller wheel on the TIG torch to fine control amperage.
Tungsten Recommendations
TUNGSTEN TYPE
1.5-2% Lanthanated (La)
1.5-2% Ceriated (Ce)
1-2% Thoriated (Th)
Recommended Amperage Settings for SMAW (Arc) Electrodes
SIZE OF WELDING ELECTRODE
1 / 16" – 16 Gauge
5 / 64" – 14 Gauge
3 / 32"
1 / 8 "
5 / 32"
3 / 16"
Recommended Amperage & Electrode Types for TIG Welding
TUNGSTEN
.040"
1 / 16"
3 / 32"
1 / 8"
Pure
DCEN (Th,La,Ce)
10-50A
40-120A
90-200A
150A+
WWW.FORNEYIND.COM
COMMENTS
Most versatile tungsten (best overall)
Solid performance for most applications
Performance OK but hazardous
Ok but will ball up and not allow concentrated arc
AMPERAGE SETTING
30-40
50-65
70-100
100-140
140-180
150-200
AC (La,Ce)
20-40A
30-170A
60-180A
130A+
AC (Pure)
N/A
30-90A
40-120A
100-200A
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