Skipper EMES60 - 5 Technical Details; Circuit Board Layouts

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5 Technical Details
5.1 Circuit board layouts
Power Board Layout
The Interface Unit contains two Power Boards, one for the echosounder and one
for the speed log.
The locations of connectors, LED lights and test points are shown below. Pin 1 on
the connectors is indicated by a mark in the corner of the connector drawing.
Mains Power
connections
Connection to
Sensor
Connection to
Interface Unit
Test point: Local 5V
Red LED: 24V from AC
Red LED: 24V from DC
Green LED: Local 5V
Red LED: NMEA0183
from Interface
Green LED: NMEA0183
from Sensor
Test point: 24V to Sensor
Test point: NMEA0183
from Interface
Test point: NMEA0183
from Interface