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2.6 Grounding Work
1. For grounding of the echo sounder body,.
0.5 thick × 30 copper plate shall be used for the grounding cable. Flat braided
copper wire shall not be used for this purpose.
The grounding cable must be routed along the shortest distance.
2. When grounding the support pipe, provide a grounding cable on the pipe or a
grounding cable to the support pipe clamp on the broadside, then connect is to the
grounding terminal on the echo sounder.
GPS
Plotter Echo sounder Transducer cable Radar
Power cable
Grounding plate
Boat ground
Wiring between Each Equipment
27 MHz
radio
equipment
When installing the system, make sure that the grounding cable
is connected to the grounding terminal. Otherwise, an electric
shock can result when failure or leakage developed on the sys-
tem.