Miller Auto-Axcess 300 DI, Owner'S Manual

Page: 21 / 60

OM-228 874 Page 17
Ref. 804 574-A
2
3
4-8. Rear Panel Receptacles And Supplementary Protectors
1
1 115 V 10 A AC Receptacle RC2
Receptacle supplies 60 Hz single-phase
power. Maximum output from RC2 is limited
by supplementary protector CB1 to 10
amps.
2 Supplementary Protector CB1
3 Supplementary Protector CB2
CB1 protects 115 volt receptacle RC2 from
overload. If CB1 opens, RC2 does not
work.
CB2 protects the wirefeed motor from
overload. If CB2 opens, the wirefeeder
does not work.
.
Press button to reset breaker. If
breaker continue to open, contact a
Factory Authorized Service Agent.
4 Wirefeed/Gas Receptacle RC8
Use receptacle to connect gas and motor
control cable to power source (see
Sections 4-7 and 8 for additional
information).
5
Peripheral Receptacle RC25
.
RC25 is not used with Devicenet.
6 E-Stop Receptacle RC
A short across the two sockets allows unit
to weld.
7
Devicenet Receptacle RC
Network control cable connection for robot/
welder communication.
6
4 5
7
4-9. Connecting To Weld Terminals
1
2
Ref. 803 675-A / 803 778-A
!
Turn off power before connecting to
weld output terminals.
!
Failure to properly connect weld
cables may cause excessive heat
and start a fire, or damage your
machine.
Determine total cable length in weld circuit
(both positive and negative cables
combined) and maximum welding
amperes. See Section 4-10 to select proper
cable size.
1 Positive (+) Weld Output Terminal
2 Negative ( − ) Weld Output Terminal
Connect positive weld cable to Positive (+)
weld terminal and negative ( − ) cable to
Negative weld terminal.
3 Weld Output Terminal
4 Supplied Weld Output Terminal Nut
5 Weld Cable Terminal
6 Copper Bar
Remove supplied nut from weld output
terminal. Slide weld cable terminal onto
weld output terminal and secure with nut so
that weld cable terminal is tight against
copper bar.
Do not place anything
between weld cable terminal and copper
bar. Make sure that the surfaces of the
weld cable terminal and copper bar are
clean.
Tools Needed:
3/4 in. (19 mm)
6
4
5
Do not place
anything
between weld
cable terminal
and copper bar.
Correct Installation Incorrect Installation
3
.
If using an electrode negative (straight polarity) process,
the volt sense lead must be connected to the work.