Lincoln Electric IM10163 FLEX FEED 74 HT - Manual (Page 35)

A-28
INSTALLATION FLEX FEED™ 74 HT
ELECTRICAL INSTALLATION
14 pin connector
The control cable connecting the wire feeder to the
power source is specially made for the welding
environment.
The wire feeder power requires overcurrent protection.
Connect the wire feeder only to power sources where
the overcurrent protection is no more than 15 amps.
Do not use more than 300 ft (30.5 m) of control cable
between the wire feeder and power source.
Pin Function Lead #
A - -
B - -
C Welding Output Control (trigger to power source) 2
D Welding Output Control (trigger to power source) 4
E Remote Voltage Control ("+" supply, from power source) 77
F Remote Voltage Control (control signal from feeder or remote) 76
G Remote Voltage Control ("-" supply, from power source) 75
H Work connection from power source 21
I 24 - 42 VAC to feeder 41
J - -
K 24 - 42 VAC to feeder 42
L - -
M - -
N - -