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36      APPENDIX 

(7)  NKF-770 TRANSDUCER 

 
 

Summary of Contents for JLN-550 -

Page 1: ...AR ISO 9001 ISO 14001 Certified OCT 2019 Edition 7 CODE No 7ZPBS2802F Not use the asbestos For further information contact URL Head office http www jrc co jp eng Marine Service Department 1 7 32 Tatsu...

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Page 3: ...ver a wide range from dead slow to maximum Before attempting to operate this equipment read this instruction manual thoroughly to ensure correct and safe operation in accordance with the warning instr...

Page 4: ...ii General Information...

Page 5: ...cluding danger and warning items The picture in each mark Electric shock in the example on the left alerts you to operations that should be carefully performed Each mark is intended to alert the user...

Page 6: ...avy object onto heating streching or bending the cord May cause a fire or electrical shock Do not preform maintenance on the transducer while the ship is in the water Doing so may cause injury or wate...

Page 7: ...e unit in a cooled state abruptly into a warm room A high voltage may leak due to condensation may result in failure In this case use the unit set after leaving it alone for 30 min When installing thi...

Page 8: ...vi External View External View 2 axis type 3 axis type...

Page 9: ...Diagram 14 4 Operation 15 4 1 Basic Operation 15 4 2 Ship speed Display 18 4 3 Distance run Display 21 5 Maintenance 22 5 1 Daily maintenance 22 5 2 Troubleshooting for Malfunctions or Abnormalities 2...

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Page 11: ...n at an angle downward and measures the water speed and ground speed by using signals that are reflected from the sea bottom or an underwater layer It measures the speed along two different directions...

Page 12: ...meters 2 The water speed is measured simultaneously with ground speed 3 Compact transducers 4 High recognition Main display using large size LED 5 Supper bright LED units for the wing display which ar...

Page 13: ...T 3 axis type Select one REMOTE DISPLAY NWW 62DA DB NWW 62TA TB 1 1 3kg D 2 axis T 3 axis type A Wall B Flush mount type GYRO SENSOR NJZ 1080 1 3kg OPERATOR UNIT NWZ 120GA 120GB 1 3 5kg GA Wall mount...

Page 14: ...pment Outline The unit dimension is as follow 1 Main Display NWW 60DB TB 2 Signal Distributor NQA 3012 Figure 1 4 NQA 3012 Unit mm 3 Signal Processor NJC 24 Figure 1 3 NWW 60TB Unit mm Figure 1 2 NWW...

Page 15: ...nsducer NKF 770 5 Wing Display NWW 61D T Option 6 Remote Display NWW 62DB TB Option Figure 1 7 NWW 61D Unit mm Figure 1 6 NKF 770 Unit mm Figure 1 8 NWW 61T Unit mm Figure 1 9 NWW 62DB Unit mm Figure...

Page 16: ...n 7 Gyro Sensor NJZ 1080 Option 8 Operating Unit NWZ 120GA GB Option 9 Rectifier NBA 3263 Option Figure 1 11 NJZ 1080 Unit mm Figure 1 12 NWZ 120GA Unit mm Figure 1 13 NWZ 120GB Unit mm Figure 1 14 NB...

Page 17: ...S20O NWW 25S20G NWW 25S20O NWW 26S20G NWW 26S20O L NWW 24L25G NWW 24L25O NWW 25L25G NWW 25L25O NWW 26L25G NWW 26L25O M NWW 26M25G NWW 26M25O 5 25kt S NWW 24S25G NWW 24S25O NWW 25S25G NWW 25S25O NWW 26...

Page 18: ...oduction Figure 1 20 NCM 227 329H 506 Unit mm 12 Dimmer Unit NCM 227 NCM 329H NCM 506 Option 13 Distance Counter NWW 7 Option 14 Transducer NKF 772 Option Figure 1 21 NWW 7 Unit mm Figure 1 22 NKF 772...

Page 19: ...fail alarm 2ch Max NMEA 2 NMEA 3 250V TTYCS 1 or 250V DPYCS 1 YARD MAX 100m 0 6 1kV DPYC 1 5 YARD 24 VDC For Power fail alarm 250V TTYCS 1 YARD MAX 100m NMEA 4 NMEA 5 NWW 61D T WING DISPLAY OPTION LOG...

Page 20: ...ness 3 UNIT Alternately change kts or m s of speed unit 4 MODE Cyclic change AUTO BT WT GPS 5 TRIP Alternately change TOTAL or TRIP of the distance 2 Wing Display Option Figure 2 2 Operation Panel in...

Page 21: ...emote Display No Keys Functions 1 DIMMER POWER Switch POWER ON or POWER OFF and Adjust Brightness 2 RESET Reset distance 4 Operator Unit Option Figure 2 4 Operation Panel in the Operator Unit See ORET...

Page 22: ...rises above 55 C Doing so may cause a fire or electrical shock Expect Wing Display Do not place the unit on a wobbly stand or any unsteady foundation Doing so may cause the unit to fall resulting in...

Page 23: ...tall it in a place where it will not be in direct sunlight expect Wing Display or hit by spray from waves or hot air exhaust 3 2 Mounting the Transducer Mounting Location The ultra sound waves that ar...

Page 24: ...5 5 6 6 WING DISPLAY 6 6 7 7 TRANSDUCER CABLE JRC TB1 7 7 8 8 1 8 8 9 9 2 9 9 10 10 3 10 10 11 11 4 11 11 12 12 P 12 12 13 J 13 13 14 14 14 NC 15 NMEA INPUT 250V TTYCS 4 YARD 15 15 G 16 GPS BAM GYRO...

Page 25: ...creen easily 2 Each time you press DIMMER the display becomes brighter The brightness levels can be adjusted in six increment Dark brightness levels Bright H L 1 2 3 4 5 6 The brightness level H and L...

Page 26: ...BT or water speed WT automatic switching BT Forced ground speed BT Bottom Tracking WT Forced water speed WT Water Tracking GPS Fore Aft Port Stb Speed based upon data from the GPS navigator is displa...

Page 27: ...counter is used to calculate the total run distance of the whole journey As shown below when a vessel leaves point A stop over at points B C and D and then goes back to point A the trip distance coun...

Page 28: ...ay shows the ship s Fore Aft and Port Stb speed and direction 1 Transverse speed at BOW No indication when WT mode 2 Longitudinal speed 3 Transverse speed at STERN No indication when WT mode 4 Speed u...

Page 29: ...easuring Doppler measuring GPS Doppler measuring GPS data calculating The details of each operation mode AUTO the BT WT automatic switching mode A ground speed is indicated when the depth of water fro...

Page 30: ...that appeared on the part of the bow at the time of the stormy weather reaches to the transducer of hull A ground speed can t be sometimes measured under even 250m in such a case And even if the depth...

Page 31: ...mode and the GPS mode The transverse speed of the BOW part and the STERN part can indicate a speed in the position to specify a vessel The input of the rate of turn information of the ship is necessar...

Page 32: ...n hole in particular using a feather to assure good flow of air 2 Loosening of parts Check screws nuts controls switches volume knobs connectors etc for any looseness to prevent them from dropping off...

Page 33: ...ur or the life of the set will be shortened 1 A place exposed to direct sunlight Expect Wing Display 2 A place exposed to water splash Expect Wing Display 3 A place with poor ventilation Particular ca...

Page 34: ...e after the warranty period have to be paid in full by the client Product data that should be provided when you ask for service Name of product model date of manufacture and serial number Description...

Page 35: ...8 DISPOSAL 25 8 DISPOSAL Disposal of the Equipment Observe all local laws and regulations when disposing of this unit...

Page 36: ...hull bottom WT greater than 3m below hull bottom Speed accuracy 1 or 0 1kts whichever value is greater Distance accuracy 1 or 0 1nm in each hour whichever value is greater Display Digital display Spe...

Page 37: ...C RMA GLL VTG GYRO for GPS speed display HDT HDG BAM for alert acknowledge ACN ID 10111 10 385 IEC61162 1 2016 output 5 circuits VBW VLW DPT DBT HBT ALF ALC ALF ALC ID 10111 WT speed lost ID 10385 BT...

Page 38: ...or When the horizontal velocity is assumed as U as shown in Fig 10 2 the Doppler shift frequency fd1 with respect to beam N1 is expressed by the following equation 10 1 fd1 2f0 C Vcos 1 Usin 1 10 1 Si...

Page 39: ...alues t m sin t m Maximum deflection angle Angular frequency of motion The average Doppler shift frequency in balanced array can be expressed by the following f d f d1 f d2 1 T 2 T 2 T cos cos t dt 4V...

Page 40: ...30 APPENDIX 2 Outline and Setting drawing Standard Equipment 1 NWW 60DA MAIN DISPLAY...

Page 41: ...APPENDIX 31 2 NWW 60DB MAIN DISPLAY...

Page 42: ...32 APPENDIX 3 NWW 60TA MAIN DISPLAY...

Page 43: ...APPENDIX 33 4 NWW 60TB MAIN DISPLAY...

Page 44: ...34 APPENDIX 5 NQA 3012 SIGNAL DISTRIBUTOR...

Page 45: ...APPENDIX 35 6 NJC 24 SIGNAL PROCESSOR...

Page 46: ...36 APPENDIX 7 NKF 770 TRANSDUCER...

Page 47: ...OUTLINE Dimension in m m QUANTITY REMARKS WORKING SPARE DESCRIPTION JRC CORD No SUB MARK OF BOX No PER SET PER VESS 1 Fuse 20 3 2 MF51NR0 5 5ZFGD00019 2 Fuse 20 2 2 MF51NR 250V 2 5ZFGD00200 3 Fuse 20...

Page 48: ...e AUD August AUG Automatic AUTO Automatic Frequency Control AFC Automatic Gain Control AGC Automatic Identification System AIS Automatic Radar Plotting Aid ARPA Autopilot AP Auxiliary System Function...

Page 49: ...ated Universal Time UTC Correction CORR Course CRS Course Over the Ground COG Course Through the Water CTW Course To Steer CTS Course Up C UP Cross Track Distance XTD Cursor CURS Dangerous Goods DG Da...

Page 50: ...vigational Chart ENC Electronic Position Fixing System EPFS Electronic Range and Bearing Line ERBL Emergency Position Indicating Radio Beacon EPIRB Enhance ENH Enter ENT Equipment EQUIP Error ERR Esti...

Page 51: ...d GRID Ground GND Grounding Avoidance System GAS Group Repetition Interval GRI Guard Zone GZ Gyro GYRO Harmful Substances applies to AIS HS Head Up H UP Heading HDG Heading Control System HCS Heading...

Page 52: ...WY Limit LIM Line Of Position LOP Log LOG Long Pulse LP Long Range LR Longitude LON Loran LORAN Lost Target LOST TGT Low Frequency LF Magnetic MAG Man Overboard MOB Manoeuvre MVR Manual MAN Map s MAP...

Page 53: ...t Output OUT Own Ship OS Panel Illumination PANEL Parallel Index Line PI Past Positions PAST POSN Passenger Vessel PASSV Performance Monitor MON Permanent PERM Person Overboard POB Personal Identifica...

Page 54: ...ive Rx RX Receiver RCDR Receiver Autonomous Integrity Monitoring RAIM Reference REF Relative REL Relative Motion RM Revolutions per Minute RPM Rhumb Line RL Roll On Roll Off Vessel RoRo Root Mean Squa...

Page 55: ...de STBD Station STN Symbol s SYM Synchronised Synchronous SYNC Target TGT Target Tracking TT Test TEST Time TIME Time Difference TD Time Dilution Of Precision TDOP Time Of Arrival TOA Time Of Departur...

Page 56: ...F Vessel Aground GRND Vessel at Anchor ANCH Vessel Constrained by Draught VCD Vessel Engaged in Diving Operations DIVE Vessel Engaged in Dredging or Underwater Operations DRG Vessel Engaged in Towing...

Page 57: ...APPENDIX 47 Term Abbreviation Wheel Over Point WOP Wheel Over Time WOT World Geodetic System WGS X Band X BAND...

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Page 60: ...AR ISO 9001 ISO 14001 Certified OCT 2019 Edition 7 CODE No 7ZPBS2802F Not use the asbestos For further information contact URL Head office http www jrc co jp eng Marine Service Department 1 7 32 Tatsu...

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