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SYSTEM CONFIGURATION
The GP-1850WF/1850WDF mainly consists of a display unit, a GPS antenna and a dual
frequency transducer. A DGPS beacon receiver is provided inside the display unit for
GP-1850WDF type. The mini chart card drive in the display unit loads electronic charts.
External equipment which can be connected include water temperature and speed sensors,
autopilot, and DGPS beacon receiver (GP-1850WF).
Ship's mains
12-24 VDC
External equipment
(Autopilot, etc.)
DGPS beacon receiver
GP-1850WF only
Transducer
Temp. sensor
(option)
Antenna unit
Receives signal from
GPS satellite and beacon
reference station
(GP-1850WDF only).
Display unit
Ship's position is
calculated in longitude
and latitude from signal
received from the an-
tenna unit and displayed
on the screen.
GPA-017
(for GP-1850WF)
*Matching
Box
MB-1000
*Required for 1 kW transducer only
GPA-019
(for GP-1850WDF)
Category of Units
Unit Category
Display unit
Antenna unit
Exposed to weather
Exposed to weather
Transducer Submerged in water
: Option
: Local Supply
Rectifier
RP-62
Ship's mains
100/110/115/220/230 VAC
1 , 50/60 Hz