16
NAVMAN
MULTI 3100 Installation and Operation Manual
Physical
Case size 111 mm (4.4") square.
LCD display 82 mm (3.2") wide, 61 mm (2.4")
high; twisted nematic.
LCD digits 30 mm (1.2") high on top line,
20 mm (0.8") high on bottom line.
Four operator keys, laser etched
Backlighting for display and keys, amber, four
levels and off.
Operating temperature 0 to 50°C (32 to 122°F)
Transducer cable length 8 or 9 metres (26.25 or
29.5 ft).
Power Cable length 1 m (3.25 ft).
Electrical
Power supply 10 to 5 to 16.5 V DC, 30 mA
without backlighting, 200 mA with full
backlighting and transducer.
External beeper or light output, switched to
ground, 30 V DC and 250 mA maximum.
Speed
Displays current speed, average speed,
maximum speed, trim speed.
Range 0 to 50 knots (0 to 58 mph, 0 to 93 km/h).
Display resolution either 0.0 to 19.9, 20 up or
0.00 to 19.99, 20.0 to 29.9, 30 up.
Trim speed displays ± .00 to .99, 1.0 to 9.9, 10 up
Adjustable damping for speed and trim speed
gives stable readings in all sea conditions;
values of 1, 2, 3, 4 & 5 average readings over a
time period of 6, 12, 18, 24 & 30 seconds
respectively.
Log
Displays trip log and total log.
Range 0 to 99999 km, miles or nautical miles.
Displays 0.00 to 999.99, 1000.0 to 9999.9,
10000 up.
Depth
Range 0.5 to 130 m (1.5 to 400 ft, 0.3 to 67 fa).
Typical accuracy < 2% (depends on type of
depth transducer, installation and water clarity).
Displays 0.0 to 19.9, 20 up.
Adjustable keel offset ± 2.9 m (± 9.6 ft, ± 1.6 fa)
Too Deep and Too Shallow alarms (run both at
once to provide anchor watch facility).
Appendix A - Specifications
Temperature
Range 0 to 37.7°C (32 to 99.9°F); typical
accuracy < 2°C.
Resolution 0.1 degree.
Countdown timer
Can be set to between 1 and 10 minutes, in
increments of 1 minute.
Counts down in minutes and seconds.
Calibration
Speed and temperature can be calibrated.
Interfaces
NavBus connection to other NAVMAN
instruments.
NMEA 0183 outputs: DBT, DPT, PTTKD,
PTTKV, VHW, MTW, VLW; input RMC.
Standards compliance
EMC compliance
USA (FCC): Part 15 Class B.
Europe (CE): EN50081-1, EN50082-1
New Zealand and Australia (C Tick) :
AS-NZS 3548.
Environment: IP66 from front when correctly
mounted.
Power/data cable wires
Wire Signal
Red Power positive, 12 V DC, 200 mA
maximum
Black Power negative, NMEA common
Green External beeper or light out, switched to
ground, 30 V DC and 250 mA max.
Orange NavBus +
Blue NavBus -
White NMEA out
Yellow NMEA in
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