A-6
INSTALLATION
LF-72
A-6
ANALOG CONTROL CABLE
CONTROL CABLE CONNECTIONS
• All control cables can be connected end to end to
extend their length.
The control cable connecting the wire feeder to the
power source is specially made for the welding
environment.
The wire feeder power requires overcurrent
rotection. Connect the wire feeder only to power
sources with overcurrent protection of no more than
15 amps.
PIN
FUNCTION
LEAD#
A
Unused
-------
B
Reserved
-------
C
Welding Output Control
2
(trigger from feeder)
D
Welding Output Control
4
(trigger from feeder)
E
Remote Voltage Control
77
(“+” supply from feeder or remote)
F
Remote Voltage Control
76
(control signal from feeder or remote)
G
Remote Voltage Control
75
(“-” supply from feeder or remote)
H
Reserved
I
42 VAC
41
J
Reserve for Future Use.
K
42 VAC
42
L Reserve for Future Use.
M
Unused
-------
N
Electrode voltage from feeder
67
Do not use more than 100 ft (30.5 m) of control cable
between the wire feeder and power source.
