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DS90 Doppler Speed Logger
Dual-beam system to minimize counting errors
The transducer contains two symmetrical transducers that emit two beams, one forward and one backward.
IMO CCS approval
DS90 Doppler Speed Logger
Dual-beam system to minimize counting errors
The transducer contains two symmetrical transducers that emit two beams, one forward and one backward.
The system automatically averages the two Doppler signals to obtain a more accurate measurement.
Speed and mileage information is displayed on a bright, high-contrast 7-inch color LCD.
Data can be exported to radar, electronic charts, AIS systems, VDRs and other devices.
Fully compliant with international maritime safety requirements
Transducer : Diameter 60mm, cable length 20m
Display : 7-inch color LCD
Display unit : 230×215×83mm, weight 3kg
Adjustable brightness : LCD background brightness adjustable in 8 levels
Signal processing and distribution unit : 348×346×107mm, weight 8kg
Options : Repeater
Transceiver unit : 328×384×107mm, weight 7kg
Data output : NMEA0183 (VBW, VLW)
Power supply : AC110V/220V(±10%)
Data input : NMEA0183 (RMC, VTG, GLL, HDT)
Operating Temperature : -10℃~55℃, 0℃~40℃ recommended
Speed Accuracy : 0.2 knots or ±2%, whichever is greater
LCD working temperature : -00℃~70℃
Transmit/Receive Frequency : 1MHz
Humidity : 10~90% Relative Humidity
Measurement Range : 40 knots

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