Lincoln Electric OPTIMARC CV500P Operator's Manual page 9

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A-4
®
 Turn the OPTIMARC
"OFF".
 Connect the control cable from the LWF wire feeder
to the 6-pin connector.
 Connect the electrode cable.
Note: GMAW or FCAW-GS, electrode cable should be
connected to positive output stud;
Power Source
Pin
Function
" + " pulse signal for motor control.
1
" + " pulse signal for gas solenoid.
2
" + " control signal for gas purge, cold
3
inch and trigger.
+/- 10V control signal for arc current
4
and arc voltage.
GND for arc current, arc voltage, gas
5
purge, cold inch and trigger control.
GND for gas solenoid and motor
6
control.
INSTALLATION
CV machine's power switch
Lead #
91
92
93
94
95
96
OPTIMARC
For secure electrical connection, the screws
connecting the output terminals and cables must
be tightened. Damage may occur to the output stud
or welding performance maybe compromised.
6-pin connector instruction
Please see FIGURE A.3 and TABLE A.2 for more
details.
FIGURE A.3
TABLE A.2
Pin
1
Positive terminal of motor.
Connected to one lead of gas
2
Control signals output ( gas purge,
3
Control signals output (arc current
4
5
Negative terminal of motor; and
6
connected to another lead of gas
®
CV500P
CAUTION
Wire Feeder
Function
solenoid.
cold inch and trigger ).
and arc voltage ).
Common GND.
solenoid.
A-4
Lead #
91
92
93
94
95
96
Rev.03

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