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4. Short Circuit: If the controller determines that there is an electrical
connection between the ground sense line and ground that does
not go through the clamp module, indicating a short circuit between
the grounding cables, it displays "
bottom display. The top display will be blank. If loading is engaged,
the warning alarm will activate for a set time, and after that the final
alarm will activate.
5. Reversed Clamp Module: If the controller determines that there is an
electrical connection between the ground sense line and ground, but
that it is backwards, indicating that the clamp module is reversed or
in the ground line, it displays "rE" (Reversed) on the bottom display.
The top display will be blank. If loading is engaged, the warning alarm
will activate for a set time, and after that the final alarm will activate.
6. Good Ground Connection: If the controller determines that the
ground resistance is less than either 10 or 250 ohms (depending on
the range selected), and there is not a short circuit or reversed clamp
module, it designates this condition as a good ground (the truck is
properly grounded). The bottom display will show "
left side. Both the warning alarm and the final alarm will be inactive.
The following image shows the front panel of the controller:
Page 6
SH
" (SHort) on the left side of the
6O
" (Good) on the
672-H Manual
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