OWNER’S MANUAL
1993 MILLER Electric Mfg. Co.
August 1993 OM-893A
Use above FORM number when ordering extra manuals.
Interface Control (126 374)
ELECTRIC SHOCK can kill.
• Do
not touch live electrical parts.
• Turn
Of
f welding power source and wire feeder
, and
disconnect input power before inspecting or
installing.
FILINGS AND TOOLS HITTING INSIDE
PARTS can damage unit.
• Cover
parts.
•
Clean unit and remove covers before operating.
WARNING
swarn1.1 2/93 / fwarn4.1 9/91
The
Interface Control is designed for use with a welding power source that can use
an isolated relay contact for contactor control. The wire feeder must require 115
VAC for operation. The Interface Control will not work with feeders requiring 24
VAC for operation.
NOTE
ST-800 282
1 Welding
Power Source Supply
-
ing 1
15 V
AC T
o Feeder
2 Plugs
Obtain plugs for connecting to power
source receptacles.
3
2-Conductor Contactor Control
Cord
4
3-Conductor 1
15 V
AC Cord
5
Interface Control
6 14-Socket Receptacle
71
15 V
AC/Contactor Control
14-Pin Plug
81
15 V
AC/Contactor Control Cord
9
Wire Feeder
Use Interface Control base as a template to mark
and
drill holes on the welding power source cover
.
Install with customer supplied 1/4-20 self-forming
screws.
1
2
3
9
8
7 6
5
3/8 in
T
ools Needed:
3/8 in
4
Figure 1. Interface Control Connections
OM-893 Page 2
SA-126 794
Figure 2. Circuit Diagram
Description Quantity
Part
No.
Dia.
Mkgs.
CR50 059 266 RELAY, 120V
AC DPDT
1.
. .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RC50 143 976 CONNECTOR W/ SOCKETS, (consisting of) 1.
. .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
079 534 CONNECTOR, skt Amp 66358-6 14.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
134 734 CONNECTOR, 14 pin plug Amp 213571-2.
. . . . . . . . . . . . . .
. .
134 731 CONNECTOR, pin push-in Amp 213603-1.
. . . . . . . . . . . . . .
. .
079 739 CONNECTOR, Str rlf Amp 206322-2.
. . . . . . . . . . . . . .
. .
115 104 CONNECTOR, clamp .500 1.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
007 826 CABLE, No. 18 3/c (order by ft) 4ft.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
126 975
CASE SECTION
1.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
045 488 WRAPPER 1.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
126 949 COVER 1.
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BE
SURE T
O PROVIDE MODEL WHEN ORDERING REPLACEMENT P
ARTS.
-
1
-
2
