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DOPPLER SPEED LOG

DS-80

Marine Speed and Distance Measuring Equipment (SDME)

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Summary of Contents for DS-80

Page 1: ...DOPPLER SPEED LOG DS 80 Marine Speed and Distance Measuring Equipment SDME ...

Page 2: ...798 65 4200 FIRST EDITION FIRST EDITION FEB FEB 2000 2000 Printed in Japan Printed in Japan All rights reserved All rights reserved M1 M1 FEB FEB 12 2003 12 2003 PUB No PUB No OME 72470 OME 72470 00080889601 00080889601 00080889601 00080889601 DAMI DAMI DS 80 DS 80 0 0 0 8 0 8 8 9 6 0 1 0 0 0 8 0 8 8 9 6 0 1 OME72470M10 OME72470M10 OME72470M10 OME72470M10 O M E 7 2 4 7 0 M 1 O M E 7 2 4 7 0 M 1 ...

Page 3: ...f a wrong fuse can result in damage to the equipment Do not use the equipment for other than its intended purpose Improper use of the equipment can result in personal injury or equipment damage Turn off the equipment immediately if you feel it is abnormal Turn off the power from the switchboard if the equipment is emitting strange noises or becomes excessively hot Contact your dealer for advice Th...

Page 4: ...rts inside Name Warning Label 1 Type 86 003 1011 0 Code No 100 236 230 RECORD OF MODIFICATIONS IN THIS OPERATOR S MANUAL Pub No Software Prog No Outline of changes in Operator s Manual Publicized for submission to type test BSH Apr 2000 03I 02J 02K DS 800 DS 801 DS 810 Publicized for submission to type test BSH June 2000 6550100003I DS 800 6550110003J DS 801 6550120003K DS 810 Modified to conform ...

Page 5: ...ration 7 1 7 System Setting 9 1 8 Demonstration Mode 11 2 OPERATION OF OPTIONAL EQUIPMENT 12 2 1 Digital Indicator DS 830 Distance Indicator DS 840 12 3 MAINTENANCE TROUBLESHOOTING 14 3 1 Maintenance 14 3 2 Troubleshooting 15 3 3 Diagnostics Checking Program Number 16 4 DIGITAL INTERFACE IEC 61162 1 Edition 2 17 4 1 I O Sentences 17 4 2 Sentence Description 20 5 PARTS LOCATION AND PARTS LIST 23 Pa...

Page 6: ...This page is intentionally left blank ...

Page 7: ...surement The Doppler Log transducer should be installed apart from the transducers of such kind of equipment 2 DISPLAY UNIT 1 Display Character size 15 or 21 mm H on monochrome LCD 2 Indication Ship s speed Fore c knots 40 0 kt max Aft d knots 10 0 kt max Distance run nm 3 Other Function Diagnostic check 3 DIGITAL INTERFACE 1 Serial Signal Output 2 ports VBW VLW in IEC 61162 1 NMEA 0183 Ver 2 0 In...

Page 8: ... 5 light gray Panel N3 0 gray 2 Distribution Box Munsell 2 5GY5 1 5 light gray 3 Transceiver Unit Munsell 2 5GY5 1 5 light gray 4 Terminal Box Munsell 2 5GY5 1 5 light gray 5 Analog Display Munsell 2 5GY5 1 5 light gray 7 COMPASS SAFE DISTANCE 1 Display Unit Digital Indicator Digital Distance Indicator Standard 0 50 m Steering 0 40 m 2 Transceiver Unit Standard 2 05 m Steering 1 40 m 3 Distributio...

Page 9: ...ing with ISO 9001 standards as certified by the Lloyd s Register of Quality Assurance System Features The FURUNO DS 80 displays ship s speed relative to water using the Doppler principle ship s speed is measured by detecting the Doppler shift frequency from the signal returned from the watermass The output is interfaced with ARPA AIS and other shipborne equipment in IEC 61162 1 format The main fea...

Page 10: ...ATOR DS 830 DISTANCE INDICATOR DS 840 STANDARD SUPPLY OPTIONAL SUPPLY DISTRIBUTION BOX DS 801 TRANSCEIVER UNIT DS 810 DIMMER MF 22L 1 MF 22L 2 TERMINAL BOX DS 802 TERMINAL BOX DS 802 DIMMER MF22L 1 MF22 2 SHIP S MAINS 115 230 VAC RANGE SWITCH BOX DS 389 DIMMER MF 22L 1 MF 22 2 ANALOG DISPLAY UNIT MF 22A 1 115 230 VAC JUNCTION BOX CI 630 LOCAL SUPPLY ...

Page 11: ... of θ to the waterline towards ship s fore and aft directions The frequency of the received signal is then compared with that of the transmitted frequency to measure doppler shift to calculate ship s speed The relative motion causes the Doppler shift and the ultrasonic waves reflected at the watermass plankton or any underwater objects are received at the frequency of fr fo fd where fd is the numb...

Page 12: ...through FURUNO s long experience and advanced technology It operates on the best choice of system frequency and power output As far as the sonic energy is used the performance accuracy may be reduced or even lost under rough weather may be sea state 6 or severer improper location of sensor e g too close to the propeller thrusters drain tubes echo sounder transducer depth under the keel if less tha...

Page 13: ...he last used display appears The example below shows the speed and distance run SPEED STW DISTANCE nm 10 0 12 50 Speed Distance Run kt Note STW means Speed Through Water This indication flashes when transducer temperature which can be monitored on the TEST display see page 16 is abnormal This means speed accuracy is less than stated in the specifications 1 2 2 Power off Press the POWER switch to t...

Page 14: ...ey to conclude Note The DIM key is inoperative when dimmer is controlled externally 1 4 Selecting a Display Press the DISP key to select display desired Each time the key is pressed the display shows speed and distance run or speed alone as below DISP key to switch SPEED STW DISTANCE nm 10 0 12 50 SPEED STW Speed Distance Run kt 10 0 Direction Fore Aft kt Arrow indicates direction indicates fore a...

Page 15: ... MENU key twice to close the menu Some menus require only a single pressing of the MENU key To enter numerical data Some menus require input of numeric data This is done with the Omnipad 1 Select the digit or sign or to change with or on the Omnipad The cursor shows the digit or sign selected 2 Enter a figure at each digit by hitting the Omnipad at or The example below shows the DISTANCE RUN DISPL...

Page 16: ...d press the ENT key 3 Select SET and press the ENT key The cursor circumscribes the leftmost digit of the distance run figure DISTANCE RUN DISPLAY DATA DISPLAY CONTACT CLOSURE RESET OFF SET 000000 00nm ENT SET Cursor 4 Press the Omnipad at or to select the digit to change 5 Press the Omnipad at or to change value The setting range is 0 00 nm to 999999 99 nm 6 Press the ENT key followed by pressing...

Page 17: ...among 15 30 45 and 60 seconds 4 Press the ENT key 5 Press the MENU key twice to close the menu 1 7 3 Speed offset calibration Calibration of any speed log is necessary through the sea trials during the commissioning tests Fill in the calibration sheet which is on page 25 of this manual Us the resultant data to calculate speed offset and enter it as below The setting range is 25 0 to 25 0 1 Open th...

Page 18: ... an SDME the display unit can be used as a monitor display tool for a GPS speed or other equipment measuring the ship s speed 1 Open the SYSTEM MENU 2 Select SPD DATA SELECT and press the ENT key GPS DOPPLER AUTO 3 Select the option GPS and press the ENT key 4 Press the MENU key twice to close the menu See the illustration below for speed display information If the speed displayed is unstable perf...

Page 19: ...ecks if the signal is being correctly output 1 Press the MENU key to open the menu 2 Select DEMO and press the ENT key DEMO SPEED 10 0 kt DATA DISPLAY OFF ENT SET 3 Select SPEED and press the ENT key 4 Select the digit to change with or 5 Use or to set The setting range is 10 0 to 40 0 kt and the default setting is 10 0 kt 6 Press the ENT key 7 Press the ENT key to open the DATA DISPLAY menu DEMO ...

Page 20: ...ce run or speed alone as below DISP key to switch SPEED STW DISTANCE nm 10 0 12 50 SPEED STW 10 0 kt Speed Distance Run SPEED INDICATOR SPEED INDICATOR kt Digital Indicator DS 830 SPEED STW DISTANCE DISTANCE INDICATOR nm 10 0 12 50 DISTANCE DISTANCE INDICATOR 12 50 nm DISP key to switch Speed Distance Run kt Distance Indicator DS 840 2 1 2 Menu operation 1 Press the MENU key to show the display be...

Page 21: ... in low temperature can result in a maximum error of 0 8 kt or 5 3 for 14 2 kt readout IMO limit of 2 is exceeded over 10 0 30 0 kt reading but correction by this graph brings a correct measurement At 55 C an error of 0 0 kt 2 7 occurs at a speed of 30 kt no other point IMO limit of 2 is exceeded When the digital display and analog display readouts are different take precedence of the digital read...

Page 22: ... barnacles etc adhering to the transducer face will reduce sensitivity Periodically remove any marine life from the transducer face with fine sandpaper or a piece of wood CAUTION Do not paint the transducer Painting will affect performance 3 1 3 Fuse replacement Fuses in the units of the system protect the electrical circuitry from burning by overcurrent If the equipment cannot be energized check ...

Page 23: ...nm Last correct speed is displayed display freezes Reverse video and blinking kt STW Ship s speed cannot be calculated because of air bubbles etc Speed error 30 seconds SPEED DISTANCE nm 12 50 Speed shown as kt STW Problem with the transducer or air bubbles Speed error continues more than 30 seconds SPEED STW DISTANCE nm 10 0 12 50 STW flashing kt Temperature sensor is abnormal GPS speed indicatio...

Page 24: ...controls Operate any control except the POWER switch within five seconds The name of the activated control appears on screen if it is operating normally Note that if no control is operated within five seconds the equipment automatically begins checking the LCD TEST ROM OK 12 3CX RAM OK SIO OK PUSH KEY STOP PWR OFF 6550100003I 6550110003J CNT 006 6550120003K No of times test consecutively executed ...

Page 25: ... 3 s for VBW 1 s for VLW Data transmission Data is transmitted in serial asynchronous form in accordance with the standard referenced in 2 1 of IEC 61162 1 The first bit is a start bit and is followed by data bits least significant bit as illustrated below The following parameters are used Baud rate 4800 Data bits 8 D7 0 parity none Stop bits 1 D0 D1 D2 D3 D4 D5 D6 D7 Start bit Stop bit Data bits ...

Page 26: ... IEC61162_RX_B 11 12 JP6 ERJ_6GEY0R00V R121 22Ω R122 120Ω R123 120 Ω R124 22Ω 1 2 CR17 1SS181 4 5 6 1 3 JP7 ERJ_6GEY0R00V PC400 U42 Load requirements as listener Isolation Optocoupler Input Impedance 44 ohms Max Voltage 2 6V Threshold 4 mA IEC61162 TX1 port Output drive capability Max 20 mA ...

Page 27: ...19 IEC61162 TX2 port DS 801 65P6010 10 9 TB3 F2047A 20P B IEC61162_TX2_A IEC61162_TX2_B 7 8 R136 47 R135 47 8 7 U43 SN75ALS191PS 2 Vcc 1 4 Output drive capability Max 20 mA ...

Page 28: ...0 4 2 Sentence Description GGA Global positioning system GPS fix data Time position and fix related data for a GPS receiver Note Item Only GPS quality indicator and antenna altitude above below are used ...

Page 29: ...grees true 2 Course over ground degrees magnetic 3 Speed over ground knots 4 Speed over ground km h 5 Mode indicator see note 6 Checksum NOTE Positioning system Mode indicator A Autonomous D Differential S Simulator N Data not valid The positioning system Mode indicator field shall not be a null field Note Speed course degrees magnetic and course degrees true not used ...

Page 30: ...d speed knots 6 Status ground speed A data valid V data invalid 7 Stern transverse water speed knots 8 Status stern water speed A data valid V data invalid 9 Stern transverse ground speed knots 10 Status stern ground speed A data valid V data invalid 11 Checksum Notes 1 Longitudinal speed astern Not used VLW Distance travelled through the water The distance travelled relative to the water VLW x x ...

Page 31: ...TS LOCATION AND PARTS LIST Parts Location Display unit DS 800 U10 ROM ICP Board 65P6000 parts side Distribution box DS 801 From right TB1 TB2 TB3 JPW Board POWER switch TB101 Distribution Box DS 801 inside view ...

Page 32: ...24 Transceiver unit DS 810 KCP Board POWER Switch TB101 TB1 Transceiver Unit DS 810 inside view ...

Page 33: ...nt level are not practicable IMO A 694 17 8 3 1 Only some discrete components are used FURUNO ELECTRIC CO LTD believes identifying these components is of no use for shipborne maintenance therefore they are not listed in this manual Major modules can be located on parts location photos on the preceding page ...

Page 34: ...3441 K01 C 2000 01 Block No SYMBOL TYPE CODE No REMARKS SHIPPABLE ASSEMBLY PRINTED CIRCUIT BOARD 65P6000 ICP 000 142 649 X CABLE w CONNECTOR MJ A7SPF 005 020 000 139 384 20S0251 MJ A6SPF 003 020 000 142 658 65S1231 MJ PH 6P 000 142 659 65S1227 MJ PH 7P 000 142 660 65S1228 ...

Page 35: ...UIT BOARD 65P6020 KCP 002 889 570 X POWER SUPPLY ASSEMBLY DS 810 002 889 530 X SWITCH S1 S 331 000 474 214 VARISTOR CR1 ERZV 20D471 000 136 287 TRANSFORMER T1 65S1218 000 142 647 TERMINAL BOARD TB101 F1003 20A 5725 6P 000 137 321 NOISE FILTER XF1 ZGB2202 01U 000 132 968 CABLE w CONNECTOR 66 045 2P 002 889 550 VH CONNECTOR 65 046 6P 002 889 560 VH CONNECTOR ...

Page 36: ... 470 POWER SUPPLY X POWER SUPPLY ASSEMBLY DS 801 100 002 889 410 X DS 801 110 002 889 420 X DS 801 115 002 889 430 X DS 801 200 002 889 440 X DS 801 220 002 889 450 X DS 801 230 002 889 460 X SWITCH S1 S 331 000 474 214 VARISTOR CR1 ERZV 20D471 000 136 287 TERMINAL BOARD TB101 F1003 20A 2P 000 142 631 FUSE HOLDER F1 FH 001AF 000 138 909 POWER SUPPLY PD1 FAW 24 2R1 000 142 633 NOISE FILTER XF1 ZAC2...

Page 37: ...BRATION SHEET CALIBRATION SHEET FOR DS 80 DOPPLER SPEED LOG DATE TEST SITE SHIP S LENGTH M DRAFT Fore Aft Mean m SHIP S NAME Ser No DOCKYARD TRIM m DS 80 Location of Transducer m from bow or frame No SEA STATE ...

Page 38: ... SET 0 0 nm 999999 99 nm 0 00 nm DEMO SYSTEM MENU SHIP SPD AVG 15 30 45 60 SEC SPEED OFFSET 25 0 to 25 0 0 TRACK DEPTH 1 0 m to 9 9 m 2 m XDR OFFSET 40 to 40 0 SPD DATA SELECT GPS DOPPLER AUTO SYSTEM MENU2 TEST Check of ROM RAM LCD Key Panel DIMMER INTERNAL EXTERNAL LANG ENGLISH JAPANESE SPEED 10 0 to 40 0 kt 10 0 kt DATA DISPLAY OFF ON ...

Page 39: ...justing 9 display method 8 resetting to zero 8 F Fuse replacement 13 M Maintenance 13 MENU key 7 Menu operation 7 Menu tree 24 P Parts list 20 Parts location 18 POWER switch 5 S Ship s speed averaging time 9 offset 10 source 11 System configuration 2 System menu 9 System menu2 11 T Transducer maintenance 13 position offset 10 Troubleshooting 14 U UNIT key 7 W Water tracking depth 10 ...

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