Section 4 − Introduction; Specifications; Section 5 − Installation; Site Selection - Miller Electric S-74DX Owner's Manual

4-1. Specifications

Type of Welding Power
Input Power Source Type
24 Volts AC Constant Voltage
Single-Phase (CV)
10 Amperes DC With 14-Pin
50/60 Hertz And Contactor
Control

5-1. Site Selection

5
SECTION 4 − INTRODUCTION
Wire Feed Speed Range
Standard: 50 To 780 ipm
(1.2 To 19.8 mpm)
Optional High Speed: 92 To
1435 ipm (2.3 To 36.4 mpm)
Optional Low Speed: 19 to
300 ipm (0.4 to 7.6 mpm)
SECTION 5 − INSTALLATION
3
1
Wire Diameter Welding
Range Circuit Rating
.023 To 1/8 in 100 Volts,
(0.6 To 3.2 mm) 750 Amperes,
100% Duty
Max Spool Cycle
Weight: 60 lb
(27 kg)
4
2
6
IP Overall
Weight
Rating Dimensions
IP 21 Length: 27 in 45 lb
(686 mm) (20.4 kg)
Width: 12-1/2 in
(318 mm)
Height: 14 in
(356 mm)
Y Do not put feeder where
welding wire hits cylinder.
Y Do not move or operate
equipment when it could tip.
1 Wire Feeder
2 Rubber Feet
Choose slot that allows all rubber
feet to sit securely on top of welding
power source.
3 Wire Spool/Reel
4 Gas Cylinder w/Hose And
Regulator (Customer
Supplied)
.
Shielding gas pressure not to
exceed 100 PSI (689 kPa).
5 Welding Power Source
6 Running Gear
.
Factory voltage settings are V-
Min 10 and V-Max 38. If you are
using a power source with a dif-
ferent voltage range, see Sec-
tion 5-8 for V-Min And V-Max
adjustments.
Ref. ST-152 468-A / ST-152 467-C
OM-1500-9 Page 11