Basic Requirements; Nmea0183 Compatible Equipments Connection - Yamaha 2CMH Rigging Manual

BASIC REQUIREMENTS

The following basic conditions are required for the digital network gauge system to install its compo-
nents onto a boat.
Item
Total amount quantity of unit
for connecting to the system
Total amount length of the
main bus wires.
Acceptable volume of digital
communication signals
Bus wires distance from elec-
trical noise equipments
(Antenna cable, Generator,
Radio, etc.)
Temperature for performing
bus wires and hubs

NMEA0183 COMPATIBLE EQUIPMENTS CONNECTION

The digital network gauge system accepts the signal of NMEA0183 version 2.0, 2.1, or 3.01 with fol-
lowing sentence.
Date
Speed and Time
Water depth
Water surface temp.
* If the signal sentence is not shown on an electric unit or its instruction, ask to the manufacturer.
Conditions
50 units or less (Including mar-
ket obtainable units, exclusive
gauges and engine ECUs).
50 meter (164 feet) or less
50% or less of overall signal
capacity
30 cm (1 ft) and more
80°C (176°F) or less
Sentence
RMC
DBT
MTW
Symptom
Gauge unstably shows.
Gauge response is poor.
6-19
Note
Check the system with the
optional checker.
Verify the conditions of sys-
tem.