Miller Electric OM-1589 Welder User Manual


 
OM-1589 Page 13
3-4. Rear Panel Connections
Ref. 800 689
1 Rating Label Location
2 Coolant Supply Hose
Route supply hose and connect to
rear of Water To Gun fitting in
feeder.
3 Weld Cable
If using conventional welding power
source, route through reed relay in
feeder. Connect to power block.
4 Coolant Return Hose
Route return hose and connect to
rear of Weld/Water From Gun fitting
or optional flow switch in feeder.
5 Gas Hose
6 14-Pin Plug
Tools Needed:
9/16, 5/8, 11/16 in
6
5234
1
3-5. 14-Pin Plug Information
Pin* Pin Information
A
24 volts ac with respect to socket G.
AJ
B
Contact closure to A completes 24 volts ac contactor control circuit.
AJ
B
K
I
G
Circuit common for 24 volts AC circuit.
B
K
I
C
L
NH
D
Remote control circuit common.
C
L
NH
D
M
G
E
F
E
0 to +10 volts dc input command signal from remote control with respect to socket D.
D
M
G
E
F
H
Voltage feedback; 0 to +10 volts dc, 1 volt per 10 arc volts.
F
Current feedback; 0 to +10 volts dc, 1 volt per 100 amperes.
M
CC/CV Select (+24 V = CV)
N
Inductance (0-10 V)
*The remaining pins are not used.