Analog Control Cable - Lincoln Electric LF-74 Operator's Manual

A-6
INSTALLATION

ANALOG CONTROL CABLE

CONTROL CABLE CONNECTIONS
K1797-xx
The control cable connecting the wire feeder to the
power source is specially made for the welding envi-
ronment.
The wire feeder power requires overcurrent protec-
tion. Connect the wire feeder only to power sources
with overcurrent protection of no more than 15 amps.
POWER SOURCE
A
J
B
I
K
N
L
C
H
D
M
G
F E
PIN FUNCTION
A Reserved
B Reserved
C Welding Output Control
(trigger from feeder)
D Welding Output Control
(trigger from feeder)
E Remote Voltage Control
("+" supply from feeder or remote)
F Remote Voltage Control
(control signal from feeder or remote)
G Remote Voltage Control
("-" supply from feeder or remote)
H Reserved
I 42 VAC
J Reserved
K 42 VAC
L Reserved
M Reserved
N Electrode voltage from feeder
Do not use more than 100 ft (30.5 m) of control cable
between the wire feeder and power source.
LF-74
WIRE FEEDER
J
A
I
B
K
H
L
N
C
D M
G
F
E
LEAD#
-------
-------
2
4
77
76
75
41
42
-------
67
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