Miller Electric MR-5 - Manual (Page 3)

ERRATA SHEET
AMENDMENT TO SECTION 2— INSTALLATION
A WARNING: ELECTRIC SHOCK can kill.
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Do not touch live electrical parts.
A. CVICC Connections
A
1. Locate terminal Strip 2T.
May 31,1990 ~OM.882j
After this manual was printed, refinements In equipment design occurred. This sheet lists exceptions
to data appearing later in this manual.
IMPORTANT: A 25 ft. (8m) interconnecting cord with a five-pin Amphenoiplug is supplied with this unit but is not used
in this installation. Retain cord for future use.
Add the foliowing IMPORTANT block to the end of Section 2-3A. COMPUTER INTERFACE
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WELDING POWER
SOURCE CONNECTIONS: Wire Stick Sensing Connections
IMPORTANT: If dc electrode negative welding is desired, reverse connections so the lead with ring terminal is
connected to the negative weld output terminal and the lead with a clamp is connected to the positive weld output
terminal.
Amend Section 2-3C. COMPUTER INTERFACE
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WELDING POWER SOURCE CONNECTiONS: 115 Volts
AC/Contactor Control Connection
IMPORTANT: Cords are supplied that may not be used in this installation. Match cord to welding power source and
computer interface available.
1. Align keyways, insert 4-socket Amp plug into matching receptacle on computer interface, and rotate threaded
collar fully clockwise.
2. Align keyway, insert 14-pin Amphenol plug into matching receptacle on welding power source, and rotate
threaded collar fully clockwise.
3. Place appropriate remote control switch(es) on the welding power source in the proper position for use of a
remote control device.
Amend Section 2-5. COMPUTER INTERFACE TERMINAL STRIP CONNECTIONS
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Shut down unit, welding powersource, and robot, and disconnect inputpoweremploying lockout/tag-
ging procedures before making interconnections.
Lockout/tagging procedures consist of padlocking line disconnect switch in open position, removing fuses
from fuse box, or shutting off and red-tagging circuit breaker or other disconnecting device.
There are several terminal strips inside the computer interface for control connections. Remove unit top cover, loosen
screws on strain relief on unit rear panel if necessary, and locate appropriate terminal strip for connections. Tighten
screws on strain relief if necessary, and reinstall top cover when procedure is finished.
WARNING: Read and follow safety information at beginning of Section 2-5 before proceeding.
2. For CC operation, remove jumper link between terminal E and F on 2T.
IMPORTANT: The Inductance control is disabled when operating in the CC (constant current) mode.