Veris Technologies Quad 2800 Soil EC Mapping System - Operating Instructions - Manual (Page 31)

OM17-Quad2800
6-9
Figures 3.10 a and b
4. Wet soil on the toolbar could be a pathway for the EC signal to short. Test disk-to-disk and
disk-to-frame isolation by checking resistance between disk-electrodes. Any continuity from
one disk to another is not acceptable. Remove buildup of wet soil, especially if is bridges
across insulation slides. It may be necessary to remove disk mounting brackets and clean
toolbar, if problem persists.
no
continuity
grounded
bolt
disk wire
connector bolt