Lincoln Electric INVERTEC POWER WAVE 450 SVM112-B Service Manual page 31

B-19
Use the ELECTRODE SENSE LEAD KEY to select
either the - output terminal or the electrode sense (67)
lead for the positive voltage reference.
The work sense (21) lead is used only in rare circum-
stances. For most installations, use the WORK
SENSE LEAD KEY to select the - output terminal for
negative voltage reference. Consult the factory if use
of the work sense (21) lead is desired.
POSITIVE VOLTAGE SENSING POLARITY
Power
Wave
+
-
Electrode Cable
NEGATIVE VOLTAGE SENSING POLARITY
Power
Wave
+
-
Electrode
Cable
OPERATION
The two wire feeders can only be connected in the
same manner, either by the Positive Polarity or the
Negative Polarity setup.
FIGURE B.10
Control Cable (includes 67 lead)
Electrode Sense Lead
67
Wire Feeder
Block
Work Cable
FIGURE 11B
FIGURE B.11
Control Cable (includes 67 lead)
Electrode Sense Lead
67
Wire Feeder
Block
Work Cable
FIGURE 11C
POWER WAVE 450
B-19