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SYSTEM CONFIGURATIONS
The MARINE RADAR MODEL 1833/1933/1943 has IP address to communicate with the
“NavNet” products located within the network, based on the TCP/IP protocol through
Ethernet 10Base-T. A NavNet system may consist of one, two, three or four display unit and
one ETR. For a system incorporating three or more products a “hub” is required to process
data. Simple system such as Figure1 below, or integrated systems Figure 2 are explained.
Network
sounder
ETR-6/10N
Heading
sensor
External buzzer
PC
Echo sounder
Echo sounder
Navigator
Rectifier*
PR-62
RU-3423
GPS receiver
GP-310B/320B
12/24 VDC
Other NavNet unit
(GD-1900C etc.)
Antenna Unit
MODEL1833
MODEL1933
MODEL1943
Ship's mains
100/110/115/220/230 VAC
1φ, 50/60 Hz
Display Unit
RDP-127
VGA monnitor
Remote display
* PR-62: MODEL1833
RU-3423: MODEL1933/1943
Figure 1 Single unit NavNet system