70 Series
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Issued July 2013 • Index No. M/3.0 70 Series Quick Specs Heavy Industrial Applications Constant-Speed Wire Feeder Heavy Manufacturing Metal Fabrication Construction Light Manufacturing MIG (GMAW) Flux-Cored (FCAW) (Gas- and Self-Shielded) Electrode Wire Diameter Capacity .023 – 5/64 in. (0.6 – 2.0 mm) Wire Speed 50 – 780 IPM (1.3 –19.8 m/min.) Weight Single Feeder: 58 lb. (26 kg) Dual Feeder: 87 lb. (39.5 kg) Easy access on/off switch 10-foot, 14-pin interconnecting cord for connecting to any Miller 14-pin power source. Trigger receptacle oriented in a downward position to reduce potential damage. Trigger hold reduces operator fatigue by allowing the operator to make long welds without having to energize the trigger continuously. Dual-wire feeders allow two different wire types to be available on one feeder, avoiding downtime from changing spools and drive rolls. For MPa Plus Feeders Only! XR-AlumaPro™ Plus and XR™-Pistol Plus push-pull guns for aluminum. Comes in 15-, 25- and 35-foot lengths for extended reach with trouble-free, reliable feeding. Gun is available in either air- or water-cooled versions. Standard, basic design Digital meters Deluxe — digital, full-feature Digital, full-feature with Alumination™ Technology Models include Bernard® Q400 MIG gun (two with D-74 models), .035/.045 drive rolls and Centerfire™ contact tips! For more options, visit MillerWelds.com/equiptoweld. Posifeed™ Wire Drive Assembly Features 24 VDC high-torque, permanent-magnet motor. Quick-change drive rolls. Quick-release, calibrated drive-roll pressure adjustment arm allows drive roll change without losing spring preload setting. Four sealed ball bearing all-gear-driven drive-roll carriers for smooth, positive and accurate wire feed with long uninterrupted service life. Easy loading and threading of welding wire without having to release the drive-roll pressure arm. Solid-state speed control and brake circuit eliminates the need for electrical/mechanical relays and increases service life. Uses Miller standard 1-5/8 inch (41 mm) diameter drive rolls. Quick-connect for all Miller guns. Covered drive rolls — easy access, heavy-duty, molded composite cover over drive assembly. Floating positive drive systems provide trouble-free feeding on a variety of wires. Wire feeder is warranted for 3 years, parts and labor. Equipment Sales US and Canada An ITW Company 1635 West Spencer Street P.O. Box 1079 Appleton, WI 54912-1079 USA Phone: 866-931-9730 FAX: 800-637-2315 International Phone: 920-735-4554 International FAX: 920-735-4125

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74S, 74D and 74DX Wire Feeder Features S Models (Basic 70 Series feeders) Wire speed control. Factory-set run-in control for improved arc starts. 24 VDC high-torque, permanent-magnet motor. Quick-change drive rolls. Quick-release, drive-roll pressure adjustment arm allows drive roll change without losing spring preload setting. Solid-state speed control and brake circuit for increased service life. Floating positive drive systems provide trouble-free feeding on a variety of wires. D Models Add the Following Features Digital meters for easy viewing of the wire feed speed and voltage. Remote...

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74 MPa Plus Wire Feeder Features MPa Plus Models have the Features of the S/D/DX Models and Add the Following Alumination™ technology gives you the ability to use the extended reach of a push-pull system for consistent, versatile and dependable aluminum wire feeding. Alumination gives you the versatility to handle whatever aluminum welding job you want to tackle. Synergic Pulsed MIG operation when optimized with the Invision MPa power supplies. Provides communication between the power source, feeder and gun. As wire speed increases/decreases, the pulse parameters also increase/decrease to...

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70 Series Control Box, Cables and Wire Drive Motor Assemblies Single Remote Configuration *For additional lengths visit MillerWelds.com/equiptoweld. Wire Drive Motor Assembly #300 904 Left-hand drive Gun NOT included. Must be ordered separately. Dual Remote Configuration Flexible Mounting Options for Wire Drive Assembly: Fixed automation, boom applications, or other applications that benefit from having the drive assembly located away from the control box. *For additional lengths visit MillerWelds.com/equiptoweld. Wire Drive Motor Assembly #300 741 Right-hand drive Guns NOT included. Must...

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Power Source Compatibility for MPa Plus Wire Feeders Power Source Invision™ 352 and 450 MPa XMT® 350 and 450 MPa AlumaPower™ 350 and 450 MPa XMT® 350 and 450 CC/CV XMT® 304 CC/CV Invision™ 456P Invision™ 456MP Invision™ 354P Invision™ 354MP Deltaweld® (after KF790532) Dimension™ (after KE614131) Pulse Capable Yes Yes Yes (Aluminum only) Yes (with Optima) Yes (with Optima) Yes (with Optima) Yes Yes (with Optima) Yes No No Synergic Pulsed MIG Yes Yes Yes (Aluminum only) No No No No No No No No System Communication Enhanced Arc Control Yes Yes Yes No No No No No No No No Electronic Inductance/...

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Genuine Miller Options and Accessories ® Remote Voltage Control #194 988 Field Non-digital for S-74S #194 991 Field Non-digital for D-74S Feeder Cart #142 382 A low-profile, creeper cart which allows the operator to easily move the feeder around the work area. Shipped disassembled. Turntable Assembly #146 236 Allows rotation of the feeder as the operator changes work positions. Reduces strain and bending on the gun cable. Industrial MIG 4/0 Kit with Dinse Connector #300 405 For use with XMT® 304 and 350, and Invision™ 350 MPa and 352 MPa power sources. This useful pulse-ready MIG kit can be...

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Genuine Miller Accessories (Continued) ® Dual Schedule Switches DSS-8 #079 693 A two-position trigger switch which attaches to the gun handle and is used in place of the standard trigger for dual scheduling. (For 74DX models only.) For MPa Plus Wire Feeders only Extension Cables* #247 831 025 25 ft. (7.6 m) #247 831 050 50 ft. (15.2 m) #247 831 080 80 ft. (24.4 m) Eleven conductors to support contactor control and remote voltage control on all Miller electronic CV 14-pin power sources. Additional functions supported when using the MPa power sources include Synergic Pulsed MIG, and remote...

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