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MANUAL 0-2510
4.03 REMOTE 14-Pin Connections
The REMOTE 14-Pin receptacle is used to connect any of the following
equipment to the welding power source circuitry:
•
Remote Contactor Control
•
Remote Amperage Control
•
Wire Feeder (one which provides contactor control to
welding power source)
•
Combination of the above
To make connections, align keyway, insert plug, and rotate threaded collar
fully clockwise. The socket information is included in the event the
supplied cord is not suitable and it is necessary to wire a plug or cord to
interface with the REMOTE 14-Pin receptacle.
Socket
A
B
C
D
E
F
G
H
I
J
K
L
M
N
Up to 10 amps of 24 VAC, 60Hz, with respect
to Socket G (circuit common); protected by circuit
breaker MCB3
Input to energize the solid-state contactor; 24 VAC
(contact closure is provided between Sockets A and B
to energize the solid-state contactor)
Amperage remote control (MAXIMUM) input command
signal; +10 volts for maximum
Amperage remote control (MINIMUM); PC board
common; use as return for remote control inputs/outputs
Remote amperage reference signal (WIPER); 0 to
+10 volts (peak current set by main rheostat) in CC
or CV mode
Not used
24 and 115 VAC circuit common; also connected to
welding power source chassis
Not used
Up to 1.5 amperes of 115 VAC, 60Hz, with respect to
Socket G (circuit common); protected by circuit breaker
MCB2
115 VAC input control to energize solid state contactor
(contact closure is provided between Sockets I and J)
Chassis common
Not used
Not used
Not used
Function
14
A
B
C
D
E
F
G
H
I
J
K
L
M
N
Figure 7. REMOTE 14-Pin Connections
BASIC TROUBLESHOOTING
Summary of Contents for Thermal Arc 400GMS CC
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