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SPECIFICATIONS
General Specifications
1. Ultrasonic frequency 440 kHz
2. Number of beams 3 beams for dual-axis speed indication
3. Measuring range and accuracy
Ship’s speed Fore/aft: -10.0 to +40.0kn
Port-Starboard: -9.9 to +9.9kn
Working depth Ground tracking: 1 to 200 m beneath the keel
Water tracking: 3 to 25 m below hull bottom. (It will change by
installation conditions and surrounding water conditions of
transducer. The measuring accuracy will be reduced for the
depth shallower than 30 m.)
Total distance run 0 to 99999.99 NM
Accuracy (ship’s speed) 1.0% or 0.1kn, whichever is greater. Rolling ±10°, pitching±5°
4. Display
Main display unit LED, Color: orange
Digital indicator LCD or LED
Nominal viewing distance 1m
Brilliance control Duty cycle of ON/OFF
5. Input/Output signals
Input External keying pulse: 2 ports
Output Ship’s speed: 2 ports (digital) 1 port (analog or through
distribution box)
Distance signal: 1 port (400 p/NM, forward data only)
Distance signal: 6 ports with contact closure signal,
200 p/NM, contact capacity 30 V, max 0.2A,
forward data only.
Alarm signal: 1 port (contact closure signal, contact
capacity 30 V, max 0.2 A)
Keying pulse: 1 port
Digital interface IEC 61162-1 2nd Edition: 2 ports VBW, VTG, VHW, VLW
(VTG is not output when these abed is not acquired. Heading
data in VTG and VHW is" null".)
6. Power supply 100/110/115/220 230 VAC, 50/60 Hz
7. Environmental conditions Standards: IEC 945 test methods
In-bridge units -15°C to +55°C
Relative humidity 95% at 40°C
Magnetic field No influence
Note: Performance may be affected by air bubbles, interference and other factors.
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