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12 8 kn - Sperry Marine

1. CALIBRATION sensor calibration settings CAL TABLE ON CAL TABLE access calibration table entries gt ZERO POINT calibrate zero point 0 kn gt TWO WAY TRIAL RUN initiate two way calibration trial run ONEWAY TRIAL RUN initiate one way calibration trial run PREAMPL D SETUP AREA A gt S PREAMPL D SETUP Doppler preamplifier setup m Doppler preamplifier test and diagnostic menu currently not officially supported access this menu only when instructed by Sperry Marine NETWORK SETUP NETWORK SETUP network setup le for future use not functional in current software release 6 6 Service Setup Menu NAVIKNOT 450 D 056352 B Service Setup Parameters Analog Output Configures the analogue speed outputs voltage and current output Voltage Configures the analogue output voltage range The output voltage range is defined by two pairs of values The minimum speed and associated minimum voltage determine the lower limit of the output range while the maximum speed and associ ated maximum voltage define its upper limit MX At speeds equal to or below the minimum speed the output delivers the minimum voltage at speeds equal or above the maximum speed the output delivers the maximum voltage voltage Speeds in between the minimum and zu u maximum speed are linearly mapped to lt n the corresponding output
2. i23 1 0021 0112 02 gt CONSOLE FRAME 0021 0112 86 ear 1 5001 0112 02 73506 or SOOTAA U 73507 350 450 Control and Display Unit c 1 5001 0112 01 E z 2 6 s gt 9 22 1 2 3 4 5 6 24VDC Power Supply CDU orl i Soo SOO1AA NAvikNoT j 0 73507 350 450 Control and Display Unit g 1 5001 0112 01 E 5539223 11213 415 6 dora a o s m NAVKNOT DE to Alarm Panel oa Caution Th Connect cable shields with cable clamps to ground terminals on housing ELECTRONICS UNIT 2882208073753 75 N wv mw 88832838 x 394 BRM eri S S SS sS b Be Pee Roce A fel 5E S gear 24 882833 2 0112 gt 9 353 5 25 Se Bet 83 0 Y 1 5003 0112 01 EX w Be s s amp 38 5 MA NA 5 JE S ES 6382 NE input 1 Input 2 BCS 3 EN gt ES E zz s j TE gees 8 g j o 6 8 mot used 83 B Out 1 Out 2 Out 3 Out 4 Out 5 0ut6 E E E ESS i
3. 9600 BAUD 38400 BAUD NMEA INPUT 1 a a z Ze NMEA INPUT 1 settings for NMEA input 1 gt MESSAGES VTG ACK DDC PPLAI BAUDRATE E BAUD 9600 BAUD 38400 BAUD NMEA INPUT 2 INPUT 2 settings for NMEA input 2 gt MESSAGES VTG ACK DDC PPLAI BAUDRATE E BAUD 9600 BAUD 38400 BAUD 6 4 Service Setup Menu NAVIKNOT 450 D 056352 B Figure 6 4 SERVICE SETUP Page 2 Service Setup age 2 pag NEXT PAGE 1 A skip to page 1 SYSTEM TYPE a BC Ln SYSTEMTYPE system type configuration Ls NAVIKNOT 450D type must be set to 450D SENSOR SENSITIVITY SENSOR SENSITIVITY L sensitivity 0 50 1 50 Transducer sensitivity value SENSOR POLARITY Ze S SENSOR POLARITY o NORMAL signal polarity LoINVERS RELAY SPEED LIMIT A Ln RELAY SPEED LIMIT gt MINIMUM VALUE L min threshold value 99 9 99 9 kn MINIMUM VALUE ON relay output threshold values MAXIMUM VALUE L max threshold value 99 9 499 9 kn MAXIMUM VALUE ON contd on next page Service Setup Menu 6 5 056352 B NAVIKNOT 450 D Figure 6 5 Service Setup page 2 contd contd from previous page AA CALIBRATION SS Arp ed
4. 8 2 NAVIKNOT Electronics Unit and CDU s NAVIKNOT 450 D 056352 B Exchangeable Components Table 8 1 part Function Stock No Exchangeable components on the Flash Flashboard flash memory card 020705 0000 000 electronics unitPCB board pre programmed with system software IC 2 quad RS 422 output driver IC 046485 0000 000 drives serial data RS 422 outputs 1 to 3 IC 14 photocoupler photo relay 042842 0000 000 pulse output 1 contact closure IC 15 photocoupler photo relay 042842 0000 000 pulse output 2 contact closure 16 quad RS 422 output driver IC 046485 0000 000 drives serial data RS 422 outputs 4 to 6 IC 17 photocoupler photo relay 042842 0000 000 pulse output 3 contact closure IC 18 photocoupler photo relay 042842 0000 000 pulse output 4 contact closure IC 23 photocoupler photo relay 042842 0000 000 pulse output 5 contact closure IC 24 photocoupler photo relay 042842 0000 000 Table 8 2 Terminal boards and connectors on the electronics unit PCB pulse output 6 contact closure Terminal Blocks and Connectors Function TB 1 24 VDC supply power in out TB 2 speed sensor interfaces CDU interfaces TB serial data and pulse outputs TB 4 analogue outputs status in outputs ext data inputs J4 RS 232 service interface connector J5 USB programming connector for factory use only J7 Socket for exchangeable system software flashboard NA
5. Settings 10 Pulse NM The output delivers 10 pulses per nautical mile 100 Pulse NM The output delivers 100 pulses per nautical mile 200 Pulse NM The output delivers 200 pulses per nautical mile 400 Pulse NM The output delivers 400 pulses per nautical mile 20000 Pulse NM The output delivers 20000 pulses per nautical mile Service Setup Menu 6 9 056352 B NAVIKNOT 450 D Pulse Output 6 Configures group 6 of the pulse outputs output 6 Settings 10 Pulse NM The output delivers 10 pulses per nautical mile 100 Pulse NM The output delivers 100 pulses per nautical mile 200 Pulse NM The output delivers 200 pulses per nautical mile 400 Pulse NM The output delivers 400 pulses per nautical mile 20000 Pulse NM The output delivers 20000 pulses per nautical mile MUTE RELAY When an alarm is acknowledged locally at the NAVIKNOT 450D CDU the output delivers a pulse to mute the audible alarm indication at a central alarm facility 6 10 Service Setup Menu NAVIKNOT 450 D 056352 B RS422 Output 1 3 Configures group 1 of the RS 422 serial data outputs outputs 1 3 Messages Selects the NMEA sentences to transmit If the NAVIKNOT 450D cannot provide valid data for an NMEA sentence field a null field empty field is sent Status fields for invalid or unknown data are marked as invalid V The Talker ID is VD for all sentences except the proprietary PPLAK Settings VBW
6. ert 1 3 NAVIKNOT Electronics Unit Type 5003 1 3 NAVIKNOT 4500 Control and Display Unit CDU 1 5 Preamplifier D Type 5005 1 7 Doppler 1 8 Operation Display and Operating 2 1 Display eo oo re 2 1 Operating Keys wikis dll io 2 1 External control devices U 2 2 Power up Sequence iii 2 2 Display Indications in Normal Operational Mode 2 3 Speed Display e nte ere Ea anni 2 3 Distance Collnters u eo RR eae 2 3 Operating Status 2 3 Master Remote status l 2 3 Manual External speed input 2 3 Speed not calibrated sess 2 3 Requesting Master Control L 2 4 Adjusting the display amp 2 4 Optional Functions uu eek een 2 5 Muting Alarms 2 5 Resetting Acknowledging a Central Watch Alarm 2 5 External a o rie 2 5 Activating Double End
7. Press the MASTER key Master control is transferred and the mode indication changes from REMOTE to MASTER JAVIKNOT 450 MASTER Note 2 6 Master control can only be requested from a CDU which is currently operating as remote unit The current master cannot actively transfer control to a remote CDU Any remote CDU may request master control at any time e control requests cannot be refused by the current master Adjusting the display brightness The brightness of the display and keypad illumination is adjusted via the DIM DIM keys Press the DIM key to increase the illumination brightness Press the DIM key to reduce the illumination brightness NAVIKNOT 450 D MASTER TOTAL 1234 56 NMJI 123456 7 NM Note The display brightness can only be adjusted in normal operational mode The brightness setting is not retained between power ups The NAVIKNOT 450 D always powers up at the second highest brightness level 2 4 Requesting Master Control NAVIKNOT 450 D 056352 B 2 7 Optional Functions The following functions may be available if the system is equipped with the respective external controls and configured accordingly Muting Alarms Remotely On alarm actuate the mute control at a remote device e g a central alarm panel The audible alarm is muted Note A remotely muted alarm remains in the pending unacknowledged
8. avg uncal spd true water speed Run A or single run Run B return run averaged values cal table entry Northrop Grumman Sperry Marine B V Woltmanstr 19 20097 Hamburg Germany Tel 49 40 29900 0 Fax 49 40 29900 298 E mail service de 9 sperry ngc com 005003 0125 005 A Aug 2007 06 12 2006 NORTHROP GRUMMAN SPERRY MARINE 020 5 30x Schirmgeflecht ber den Kabelmantel gezogen und mit Schellen oder Kabel bindern befestigt Draw the screen back over the outer cable cover and attach it to the unit with clamps or cable bands Cewicht Weight 4 kg Schutzart Protection grade IP 23 NORTHROP GRUMMAN Tr Dem ei Electronics Unit Era un rese TOUR DRAWING No B 982016115 03 07 Ho 5003 0112 01 A 98199227 02 07 Ho FIRST ANGLE DIMENSIONS IN ses REPLACEMENT FOR FREE SCALE tere warp 100 73510 eo oaa Kabell nge 3 2m Length of cable Schwenkbereich max 180 Revolving angle max 180 Magnetischer Schutzabstand Magnetic Clearance Mindestabstand vom Minimum Clearance to Magnet Regelkompaf Standard Magnetic Compass 0 80 m Magnet Steuerkompa Steering Magnetic Compass 0 50 m Reduz Mindestabst vom Minimum Clearance reduced to Magnet Regelkompaf Standard Magnetic Compass 0 50 m Magnet Steuerkompa Steering Magnetic Compass 0 30 m Sperry Marine NAMKNOT Speed Log NOR
9. 056352 B NAVIKNOT 450 D 8 6 Doppler Transducer and Preamplifier D NAVIKNOT 450 D 056352 B Chapter 9 Corrective Maintenance The NAVIKNOT 450 D CDUs and NAVIKNOT electronics unit are gener ally not field serviceable on the component level Defective devices must be sent back to Sperry Marine for repair The only corrective maintenance procedures which may be performed by field service personnel are the exchange of the system software in the electronics unit and the replacement of the RS 422 output drivers and the pulse output relays CAUTION AA 9 1 The NAVIKNOT 4500 electronics unit contains electrostatic sensitive components Electrostatic discharge may permanently damage components When servicing the electronics unit take precautions to prevent electro static discharge Avoid touching any of the electronic circuitry Exchanging the System Software Downloading Software from the Flashboard The NAVIKNOT 4500 electronics unit keeps two separate copies of the system software one in an onboard flash memory and the other on the exchangeable software flashboard 20705 The system always boots up from the onboard memory Should at power up a different software version be found on the flashboard than is currently stored onboard the software from the flashboard is auto matically copied to the onboard memory and the system is restarted This allows both to upgrade to newer and to downgrade to
10. The preamplifier D type 5005 may be installed at the same time as the transducer or later together with the other electronic components of the NAVIKNOT 450 D system NAVIKNOT Electronics Unit The NAVIKNOT electronics unit is to be installed at a protected location In most cases it will be mounted in the vicinity of the master CDU The electronics unit is to be attached to a level surface with four M6 screws or nuts and bolts For the dimensions of the housing refer to drawing 5003 0112 01 The electronics unit may be installed vertically horizontally or inclined Mechanical Installation 5 1 056352 B NAVIKNOT 450 D Control and Display Units Console Mounting To mount a NAVIKNOT CDU directly in a console panel without console frame a panel cutout is required as shown in drawing 5001 0112 02 see Appendix Suitable fasteners for console mounting are provided in the installation kit 22724 included with the CDU A backward clearance of approx 100 mm from the mounting surface is required to protect the connector cable from being bent too strongly at the cable gland Console Frame Version When ordered factory assembled in a console frame the NAVIKNOT CDU is already fastened to the frame The required cutout for a standard 2x1 frame is shown in drawing 0012 0112 02 see Appendix If a custom frame is delivered installation specific dimensional draw ings for the frame and cutout will be provided with th
11. calibration points each of which relates an uncalibrated raw value to a corresponding true water speed value The entries holding the lowest and highest uncalibrated values determine the range over which calibration is effective Note Figure 7 2 effect of calibration table entries To calibrate speeds astern at least one calibration point with a negative uncalibrated value must be stored Otherwise calibration is effective for speeds ahead only The effects of setting calibration points i e adding entries to the calibra tion table at different states of calibration are illustrated below zero point true water speed 0 0 kn calibrated data output calibrated data output raw data input raw data input highest cal intermediate cal ES 5 table entry table entry calibrated data output calibrated data output gt FP raw data input raw data input O calibration table empty linear transducer characteristic assumed display and output 0 0 kn at raw data value of 0 0 kn zero point calibrated linear transducer curve is offset by zero point calibration value one additional point calibrated highest table entry calibration points joined by straight line linear interpolation additional intermediate points calibrated calibrated range is split into linear segments of different slope Doppler Transducer Calibration NAVIKNOT 450
12. protection grade IP 65 to DIN EN 60529 environmental conditions EMC in accordance with IEC 60945 Power Supply supply voltage 24 VDC 18 36 V max ripple content 4 Vpp extreme values may not exceed 36 V or fall below 18 V power consumption 16 W max Dimensions and Weight width 239 mm height 285 mm depth 83 mm weight 3 0 kg Technical Data 1 7 056352 B NAVIKNOT 450 D Doppler Transducers Common Operational Data speed range 50 to 50 kn radiated power electrical 10 W max signal mode pulse frequency 2 MHz number of beams 2 beam width 1 5 beam angle 15 from vertical minimum required bottom clear ance 1 8 m Transducer with Gate Valve transducer for steel or aluminium vessels single bottom installation method from inside vessel through hull fittings ambient temperature operation 2 to 40 C protection grade IP 68 to DIN EN 60529 submersible to 35 m cable length 18 m PN 74893 or 40m PN 74894 or 60m PN 74895 dimensions and weight see drawings 4983 0112 01 and 5020 0112 01 Technical Data NAVIKNOT 450 D 056352 B Tank Mount Transducer transducer for steel vessels single or double bottom IN 2274 installation method from outside vessel transducer can be exchanged without dry doc
13. C INVERS Relay Speed Limit Min Value kn Max Value kn Min Value ON Max Value ON Calibration Cal Table ON Calibration Table Cal No Uncal Sp True Spd Cal No Uncal Sp True Spd Cal No Uncal Sp True Spd 0 7 14 1 8 15 2 9 16 3 10 17 4 11 18 5 12 19 6 13 20 Northrop Grumman Sperry Marine B V Woltmanstr 19 20097 Hamburg Germany Tel 49 40 299 00 0 Fax 49 40 299 00 298 E mail service de sperry ngc com 005003 0125 002 C Dec 2011 Page 2 of 2 NORTHROP GRUMMAN Sperry Marine NAVIKNOT 450 D Record of Calibration Trial Runs Vessel Hull No IMO No Shipyard Service Station Installer Date Signature Location of runs Remarks Run engine RPM run parameters computed values elapsed time s distance NM heading avg uncal spd true water speed Run A or single run Run B return run averaged values cal table entry Run engine RPM run parameters computed values elapsed time s distance NM heading avg uncal spd true water speed Run A or single run Run B return run averaged values cal table entry Run engine RPM run parameters computed values elapsed time s distance NM heading
14. Pe 3 x E 8 8 38 E Salala 8 8 8 8 S di 2525 2223 5 5 2 Z 2 222222222 759 ei 1 2 3 4 82 1 2 3 4 5 6 7 8 9 192021 22 2324 Tg3 1 2 3 415 617 ro in 12 13 na 5 is 17 8 19 21 22 23 24 L gt IL La La 12 pm WE IE IP WH aution 1 D Dd h Connect cable shields Y Y d d ud with cable clamps to ground TH terminals on housing v vi v v lt v gt 0 op Of O ap oO OF OF O E a af a a a Sf amp to to M1 Gyro Autopilot 200 Pulses nm amp AA Rated 100V DC AC R RS 422 Mox 100mA 22700 POWER SUPPLY UNIT 1 42700 0112 01 Note EDN For max three CDU s L QA 28 and three UDR s only E Ez j y 1234 2 28 acr o 3 4 8 38 Mo Fr Le LE IH EH alal 5 5 1 2 Al D 2 A qv Y d 3 o v v amp u 115 230VAC E a Supply For correct function gt Install a ground strap 210mm between 24VDC the earthing point at the preamplifier and OR Power ship s ground Supply All cables on the preamplifier must be a grounded through the cable glands 5005 PREAMPUFER D 73512 1 5005 0112 01 d l 1 2 3 4 5 6 gt a z 8 uud BEER 55 181 1 2 182 5 6 183 TB4 1 2 3 4 s e 7 O FE 4 8 18 0 wie black h EN pair pair RE
15. right of the window indicate that a sub menu exists for the respective option Press ENTER to enter a sub menu The arrow symbol gt at the left of the window indicates the cursor position on the current menu level With the Up Down arrow keys move to the cursor to the required sub menu posi tion Press the Left arrow key to return to the next higher menu level Alternatively MENU may be pressed to jump as high up as possible from the current level In most cases this will quit the menu immediately and return to normal opera tional mode Operating Menu 056352 B NAVIKNOT 450 D Selecting Parameter Settings In a number of sub menus the operator is expected to select parameter settings from a list of available options The available options and the current selection are indicated by different symbols Radio buttons Allow to select exactly one of the available options e selected o deselected Checkboxes Allow to select or activate none one or more of the available options selected deselected To select parameter settings in a sub menu With the Up Down arrow gt OPTIONS gt gt keys move to the required OPTIONS option gt OPTION A o Press ENTER to confirm the I selection and leave the D MEE option sub menu gt OPTION B t lt I MENU leaves the option sub Pm sje menu without changes Editing Parameter Val
16. state The alarm is indicated as pending in the alarm display area until the alarm is acknowledged at the NAVIKNOT 450 D or the cause of the alarm is eliminated Resetting Acknowledging a Central Watch Alarm If connected to a central watch alarm facility dead man alarm the NAVIKNOT 450 D automatically resets the watch alarm timer whenever a key is pressed on the unit Should a watch alarm be given press any key at the NAVIKNOT 4500 to acknowledge the alarm and reset the watch alarm timer External Dimming If external DIM DIM pushbuttons are installed these operate in parallel with the builtin DIM DIM keys For future applications the NAVIKNOT 450 D also possesses an input for serial data dimming commands from a central dimming facility Activating Double Ended Ferry Mode In certain installations a switch may be installed to activate or de acti vate the double ended ferry mode If this mode is active If this mode is active all speeds are displayed and transmitted with their sign reversed Note In most installations where the double ended ferry mode is used it will be automatically activated via a general take over system which transfers control between the forward and aft steering positions Optional Functions 2 5 056352 B NAVIKNOT 450 D 2 8 Operating Menu The manual settings user and service setup sub menus are accessed through a multilevel operating menu Entering
17. 7 Replacing Pulse Output Relays seen 9 7 056352 B NAVIKNOT 450 D Appendix A Setup and Configuration Tables B Drawings vi NAVIKNOT 450 D 056352 B Chapter 1 1 1 Figure 1 1 NAVIKNOT 450 D system Introduction Design and Main Features The NAVIKNOT 450D is a compact solid state microprocessor control led system to determine a vessel s longitudinal speed and distance trav elled through the water The system complies with IMO resolutions A 824 19 and A 694 17 and with EN IEC standards 61023 61162 and 60945 The NAVIKNOT 450D has been type approved by Germanischer Lloyd in accordance with the Maritime Equipment Directive MED 96 98 EC as amended and has been assigned certificate no 94565 10 HH In accordance with the mutual recognition agreement MRA USCG approval no 165 105 EC 0098 9456510 has been granted A basic system consists of the NAVIKNOT 4500 Electronics Unit a Con trol and Display Unit CDU and the Doppler transducer gate valve or tank mount with the Preamplifier D Up to three additional remote CDUs may be connected to the electronics unit Accessories optional NAVIKNOT 450 D Electronics Unit with Master CDU Remote CDU s analogue repeaters 10 digital repeaters electronics unit type 5003 to from External Equipment
18. 9 499 9 kn contd on next page 6 2 Service Setup Menu NAVIKNOT 450 D 056352 B Figure 6 2 Service Setup page 1 contd contd from previous page AA PULSE OUTPUT gt v a Ln ze PULSE OUTPUT gt PULSE OUTPUT 1 3 10 PULSE NM 100 PULSE NM 200 PULSE NM 400 PULSE NM 20000 PULSE NM gt PULSE OUTPUT 4 5 10 PULSE NM 100 PULSE NM 200 PULSE NM 400 PULSE NM 20000 PULSE NM PULSE OUTPUT 6 10 PULSE NM 100 PULSE NM 200 PULSE NM 400 PULSE NM 20000 PULSE NM MUTE RELAY settings for pulse outputs RS422 OUTPUT 1 3 Ly ww contd on next page SET RS422 OUTPUT 1 3 Ls NMEA SETTINGS gt MESSAGES VBW VHW VLW VLW extended PPLAK ALR gt BAUDRATE BAUD settings for RS 422 outputs group 1 outp 1 3 9600 BAUD 38400 BAUD DATA LOGGER data logging function for factory use only do not alter settings or access menu unless instructed by Sperry Marine Service Setup Menu 6 3 056352 B NAVIKNOT 450 D Figure 6 3 Service Setup page 1 contd contd from previous page AA RS422 OUTPUT 4 6 AS Arp E RS422 OUTPUT 4 6 settings for RS 422 outputs L NMEA SETTINGS Deon Ost gt MESSAGES VBW VHW VLW VLW extended PPLAK ALR BAUDRATE E BAUD
19. D 5 3 Initial System Configuration Configuring the CDU s If one CDU is installed only the unit requires no further configuration In case more than one CDU s installed each CDU must be assigned a unique ID through its local Service Setup menu CDU Setup Access Code To prevent inadvertent or unauthorized changes to the CDU configura tion the local setup menu is protected by an access codes To access the local CDU Service Setup NAVIKNOT 450 D From the normal operational STW mode simultaneously press _ ENTER and MENU to call up the local Service Setup menu mode ENTER CODE 4 000 When prompted for the setup code enter code 600 The CDU s local Service Setup opens SERVICE SETUP gt CDU ID DIMMING 5 4 Initial System Configuration NAVIKNOT 450 D 056352 B CDU Service Setup Overview Figure 5 1 CDU Service Setup SERVICE SETUP DIMMING me this CDU s local ID DIMMING gt GROUP ID dim group ID assignment 00 99 gt CENTRAL DIMMING OFFSET offset 7 7 gt DIM MIN VALUE brightness percentage 00 99 gt DIM VALUE 2 brightness percentage 00 99 DIM MAX VALUE brightness percentage 00 99 settings for serial dimming Initial System Configuration 5 5 056352 B NAVIKNOT 450 D CDU Service Setup Parameters CDU ID Sets the CDU s l
20. D 056352 B Editing the Calibration Table Directly To add edit or delete calibration points directly go to page 2 of the Service Setup and select the Calibration Cal Table sub menu The data stored at calibration point no 00 is shown dashes will appear if the table is empty To add or edit a calibration point SERVICE SETUP Page 2 CALIBRATION CALIBRATION TABLE CAL NO 01 UNCAL SPEED TRUE SPEED DELETE CALIBRATION TABLE CAL NO UNCAL SPEED 4v 4312 02 TRUE SPEED 12 0 DELETE CALIBRATION TABLE CAL NO UNCAL SPEED TRUE SPEED DELETE 4v 12 34 oS oR UY o8 t With the Right Left keys select the calibration point to add or edit Press ENTER to continue With the Up Down keys knots and the Right Left keys tenths of knots set the uncalibrated speed to the required value The true speed indica tion is altered by the same amount Press ENTER to continue With the Up Down keys and the Right Left keys now alter the true speed indication as required The uncalibrated speed value is not altered Press ENTER to store the edited data 4 Press ENTER again to continue editing or MENU to quit the Cal Table sub menu To delete a calibration point SERVICE SETUP Page 2 CALIBRATION CALIBRATION TABLE CAL NO 4 01 gt UNCAL SPEED TRUE SPEED DELETE CALIBRATION TABLE CAL NO UNCAL SPEED TRUE SPEED DE
21. Wiring Up the 5 3 5 3 Initial System Configuration 1 5 4 Configuring the CDU 5 5 4 CDU Setup Access Code seen 5 4 CDU Service Setup Overview 5 5 CDU Service Setup Parameters 5 6 Configuring System Parameters eene 5 7 Chapter 6 6 1 Chapter 7 7 1 7 2 Chapter 8 8 1 8 2 Chapter 9 9 1 9 2 9 3 NAVIKNOT 450 D 056352 B System Configuration Service Setup comida 6 1 Setup Access Code ka y niti Napa ia ai 6 1 Service Setup Overview sessssesseseee eene enne nne 6 2 Service Setup Parameters enne nnne 6 7 Analog Output er en ea 6 7 Pulse O tpU t decine Sina 6 9 RS422 Output 1 3 ee 6 11 RS422 Outp t 4 6 uu cds 6 12 NMEA Input ia 6 13 NMEA Input 2 ERI ep tens 6 14 System Type zum sana emere nde ln anne ra Ra dae 6 15 Sensor Sensitivity 6 15 Sensor Polarity ar 6 15 Relay Speed Limiti n a S u uu a 6 16 CalibrattOr dp a iaa 6 18 D Setup uu sy ya eed pee e ku asa 6 19 Network Set p innen 6 19 Doppler Transduc
22. and Quitting the Menu Mode NAVIKNOT 450 S MASTER E MENU 1 2 MAIN MENU MANUAL SETTINGS USER SETUP SERVICE SETUP MAIN MENU MENU E MANUAL SETI NAVIKNOT 450 D MASTER USER SETUP SERVICE SETU STW 12 8 kn From the normal operational mode press MENU to enter the menu mode The Main Menu screen is displayed The keys of the navigation keypad may now be used to navigate the menu to select parameter settings and to edit parameter values From the main menu screen press MENU to return to the normal operational mode The Main Menu screen is closed and the normal oper ational display reappears Note In the menu mode the MASTER and the DIM DIM keys are disabled Should an alarm condition occur while the menu mode is active the audible alarm will sound but the operator must return to normal opera tional mode to view the alarm message and acknowledge the alarm Operating Menu NAVIKNOT 450 D 056352 B Navigating the Menu In the menu mode the operator may navigate through the menu using the Right Left Up and Down arrow keys MAIN MENU gt XXXXXXXX MAIN MENU XXXXXXXX MAIN MENU XXXXXXXX gt AAAAAAAA gt amp CY O MAIN MENU XXXXXXXX YYYYYYYY gt 22222227 MAIN MENU XXXXXXXX gt YYYYYYYY MAIN MENU gt XXXXXXXX gt Arrow symbols gt to the
23. any reason the filename including the complete access path must be entered manually in the respective text box of the update tab 11 Now power up the system while keeping button K1 on the NAVI KNOT electronics unit PCB pressed This will prevent the electronics unit from entering normal operation and put it in the software update mode 12 During the update the CDU will NORTHROP GRUMMAN show the waiting for main ERE unit message an the LEDs 47 Dermuno THE UTORE CR 6 7 and 22 on the electronics unit PCB will flash in sequence NAVIKNOT NN NN WAITING FOR MAIN UNIT Exchanging the System Software 9 5 056352 B NAVIKNOT 450 D 13 In SUSI s update tab click Update HEX to initiate the update The bargraph at the bottom of the screen indicates the progress of the update ZPPSPIPPP Semp Online 9 UpdateFlash Mode Sperry Marine HEX File C SUSENaviKnotF U VOTO hex Break Update usr Update is running 14 Should SUSI be unable to communicate with the electronics unit check the COM port settings and the hardware connection then repeat steps 11 to 13 above 15 Upon completion of the update a message should appear on the screen indicating that the software has been successfully updated 16 The electronics unit will reboot automatically with the new software Check that the new software version is shown on the startup screen 17 If no flashboard was installed originally i
24. in the Manual Set tings menu ACK Alarm acknowledge status is read from the ACK sentence DDC Dimming commands are read from the DDC sentence PPLAI Dimming commands are read from the proprietary PPLAI sentence Selects the receive baudrate Settings 4800 Baud Data is received at 4800 Baud standard according to NMEA IEC 61162 1 9600 Baud Data is received at 9600 Baud non standard 38400 Baud Data is received at 38400 Baud high speed according to IEC 61162 2 Service Setup Menu 6 13 056352 B NAVIKNOT 450 D NMEA Input 2 Configures the NMEA input 2 Messages Selects the NMEA sentences to receive Settings Baudrate VTG Enables the input to receive external speed data from the VTG sentence The external data is evaluated if the opera tor activates the EXTERN speed mode in the Manual Set tings menu ACK Alarm acknowledge status is read from the ACK sentence DDC Dimming commands are read from the DDC sentence PPLAI Dimming commands are read from the proprietary PPLAI sentence Selects the receive baudrate Settings 4800 Baud Data is received at 4800 Baud standard according to NMEA 61162 1 9600 Baud Data is received at 9600 Baud non standard 38400 Baud Data is received at 38400 Baud high speed according to IEC 61162 2 6 14 Service Setup Menu NAVIKNOT 450 D 056352 B System Type Configures the NAVIKNO
25. power up process after an exchange of the flashboard 9 2 Exchanging the System Software NAVIKNOT 450 D 056352 B Uploading Software via the Service Interface The system software may also be uploaded from a PC or laptop using the Sperry Universal Service Instrument application SUSI The required update file hex file will be provided by Sperry Marine to authorized field service personnel upon request Important bugfix releases or software improvements will be announced to service representatives and customers via Sperry Marine Hamburg service bulletins The instructions below assume that you have successfully installed SUSI on a laptop or PC The upload is carried out via an RS 232 or a USB connection using SUSI s UpdateFlash mode If you are using a USB connection you must also install the FTDI USB device driver included with SUSI If you have not yet installed SUSI and or the device driver refer to the SUSI Installation Guide Sperry document no 056358 Note Uploading software through SUSI s FlashUpdate mode is a risky operation as SUSI writes directly to the device s flash memory Furthermore SUSI cannot verify whether the file supplied is indeed intended for the device under service Once started an upload in progress may not be interrupted Under adverse circumstances a failure during the update may leave the device in an inoperable state To upload the NAVIKNOT EU Software with SUSI
26. return a filled out copy of the Setup Table to Sperry Marine for inclusion in the ship s file When permanent changes are made to the system configuration please return an updated copy of the Setup Table to Sperry Marine B Drawings The following drawings are appended to this manual Designation Drawing No NAVIKNOT Electronics Unit 5003 0112 01 Dimension Drawing NAVIKNOT Control and Display Unit 5001 0112 01 in housing with bracket Dimension Drawing NAVIKNOT Control and Display Unit 5001 0112 02 for console frame or panel mounting Dimension Drawing Console Frame Layout NAVIKNOT CDU 0021 0112 86 Dimension Drawing Console Cutout 2x1 0012 0112 02 Dimension Drawing Doppler Log NAVIKNOT 450 D 5001 0153 12 Standard Connection Drawing Note appended documents and drawings revision controlled sepa rately at Sperry Marine In case of doubt verify the current revision status of the drawings with Sperry Marine This manual s revision status does not change when the revision of an appended document or drawing changes NAVIKNOT 450 D 056352 B NORTHROP GRUMMAN NAVIKNOT 450 D Setup Table Sperry Marine Vessel Hull No IMO No Shipyard Service Station Installer Date Signature CDU Configuration local CDU setups CDU1 ID CDU2 ID CDUS ID CDUA ID Dim Grp Dim Grp Dim Grp Dim Grp User Setup Damping Times LCD Color Speed Scale Display
27. speed 25 kn max voltage 20 00 mA max speed 25 kn Settings Minimum Current value 0 00 20 00 mA Maximum Current value 0 00 20 00 mA Minimum Speed value 99 9 99 9 kn Maximum Speed value 99 9 99 9 kn 6 8 Service Setup Menu NAVIKNOT 450 D 056352 B Pulse Output Configures the pulse signal outputs The outputs are divided into three individually configurable groups Each group may be configured to deliver 10 100 200 400 or 20000 pulses per nautical mile The generated pulses possess a fixed on duty cycle of 100 ms for the 10 100 or 200 pulse NM setting 50 ms for the 400 pulse NM setting and 1 ms for the 20000 pulse NM setting Group 3 output 6 may alternatively be configured to generate an alarm mute signal This signal a 100 ms pulse is used to mute the audible alarm indication at a central alarm facility when the respective alarm is acknowledged locally at the NAVIKNOT 450 D CDU Pulse Output 1 3 Configures group 1 of the pulse outputs outputs 1 3 Settings 10 Pulse NM The output delivers 10 pulses per nautical mile 100 Pulse NM The output delivers 100 pulses per nautical mile 200 Pulse NM The output delivers 200 pulses per nautical mile 400 Pulse NM The output delivers 400 pulses per nautical mile 20000 Pulse NM The output delivers 20000 pulses per nautical mile Pulse Output 4 5 Configures group 2 of the pulse outputs outputs 4 5
28. the system parameters which configure the NAVIKNOT 450 D according to the requirements of the installation at hand Setup Access Code To prevent inadvertent or unauthorized changes to the system configu ration setup menus which are to be accessed by service personnel only are protected by access codes To access the Service Setup MAIN MENU Call up the Main Menu Select the Service Setup gt SERVICE SETUP ENTER CODE a 4 000 v When prompted for the setup code enter code 600 Press ENTER to continue Page 1 ofthe Service Setup opens SERVICE SETUP Page 1 gt NEXT PAGE 2 SYSTEM TYPE Service Setup Menu 6 1 056352 B NAVIKNOT 450 D Service Setup Overview Figure 6 1 SERVICE SETUP Page 1 Service Setup 1 a NEXT PAGE 2 aA skip to page 2 ANALOG OUTPUT an ANALOG OUTPUT settings for analogue d output VOLTAGE Loic dd gt MINIMUM VOLTAGE output value at min speed 9 999 9 999 V gt MAXIMUM VOLTAGE output value at max speed 9 999 9 999 V gt MINIMUM SPEED min speed value 99 9 99 9 kn MINIMUM SPEED gt max speed value 99 9 499 9 kn CURRENT gt MINIMUM CURRENT output value at min speed 0 00 20 00 mA gt MAXIMUM CURRENT output value at max speed 0 00 20 00 mA MINIMUM SPEED min speed value 99 9 99 9 kn MINIMUM SPEED max speed value 99
29. voltage speed The absolute limits of the output are 9 999 V min and 9 999 V max Example Moving coil speed indicators are to be used which are scaled from 5 kn at zero deflection to 25 kn at a full scale deflection of 10 VDC The required settings are min voltage 0 000 V min speed 5 kn max voltage 9 999 V max speed 25 kn Settings Minimum Voltage value 9 999 9 999 VDC Maximum Voltage value 9 999 9 999 VDC Minimum Speed value 99 9 99 9 kn Maximum Speed value 99 9 99 9 kn Service Setup Menu 6 7 056352 B NAVIKNOT 450 D Current Configures the analogue output current range The output current range is defined by two pairs of values The minimum speed and associated minimum current determine the lower limit of the output range while the maximum speed and associ ated maximum current define its upper limit At speeds equal to or below the minimum MX speed the output delivers the minimum current at speeds equal or above the maximum speed the output delivers the maximum current current Speeds in between the minimum and p maximum speed are linearly mapped to 4 1 the corresponding output current speed The absolute limits of the output are 0 00 mA min and 20 00 mA max Example The speed range of 25 to 25 kn is to be mapped to a 4 20 mA output The required settings are min current 4 00 mA min
30. 1 Power down the NAVIKNOT 450 D system 2 Ifa flashboard is installed in the NAVIKNOT electronics unit remove it before proceeding with the upload Should a flashboard remain installed during the upload its contents will be copied to the onboard flash memory when the system is restarted e the newly uploaded software will immediately be over written by the old version stored on the flashboard 3 You will have obtained an update file hex file from Sperry Marine Save this file at a convenient location on the computer where it is easily retrieved 4 If SUSI is not running yet start up the program now You will be prompted for a login PIN 5 You may either enter the service mode PIN 20097 or leave the PIN empty service mode access is not required to upload the software Exchanging the System Software 9 3 056352 B NAVIKNOT 450 D Fa setup AE 6 Clickthe setup button at the 23 top left of the screen and in the setup dialog which pops up li NEAR Modo check the UpdateFlash Mode USB Auto Detection option Then select the COM port to use for connecting to the NAVIKNOT electronics unit Show Errors as Popups immediately Com Port used by Device 7 Press to quit the setup dialog SUSI s update tab opens automatically displaying the Update Flash mode controls Ei sus 1 017 Semp Ontine UpdateFlash Mode Sperry Marine HEX File 8 Plug in an USB or RS
31. 232 connection cable at the PC and at the NAVIKNOT 450 D s service port USB J5 RS 232 J4 If using the USB port a standard USB connection cable is required carrying type A and type B male connectors at the computer s and the NAVIKNOT 450 D s end respectively 9 Click the Online button at the top of the screen or press F9 to open the COM port The LED symbol next to the button should now change its colour from grey to orange Online 9 gt Online F9 9 4 Exchanging the System Software NAVIKNOT 450 D 056352 B Note In the Update Flash mode the orange LED symbol indicates only that SUSI has acquired control of the selected COM port SUSI is not able to verify beforehand whether communication with the electronics unit is established properly After initiating a software update observe the messages displayed to check that the process completes successfully without error 10 Click to call up the file open dialog Then navigate to the update file select it in the dialog and click _ HEX File Look in E susi lt ek Er drivers images MyRecent ParameterFiles Documents NaviKnotEU_VO1040 hex 3 Desktop My Network Places File name NaviKnotEU VO1040 hex Files of type HEX Files hex Y Cancel re A Note The file open dialog searches for files with the extension hex only In case the update file has been given another extension for
32. AVIKNOT Electronics Unit Type 5003 Environmental Requirements ambient temperature operation 15 C 55 C ambient temperature storage 25 C 70 C protection grade IP 23 to DIN EN 60529 environmental conditions EMC in accordance with IEC 60945 Power Supply supply voltage 24 VDC 18 36 V max ripple content 4 Vpp extreme values may not exceed 36 V or fall below 18 V power consumption 5 W max Magnetic Clearance to standard magnetic compass 0 5 m to steering magnetic compass 0 4 m reduced to standard magnetic compass 0 3 m reduced to steering magnetic compass 0 3 m Dimensions and Weight width 340 mm q height 250 mm M o depth 100 mm weight 4 0 kg Technical Data 1 3 056352 B NAVIKNOT 450 D Data Inputs Doppler transducer speed data NMEA 0183 IEC 61162 Control and Display Unit data NMEA 0183 IEC 61162 proprietary sentences ext speed data backup from GPS NMEA 0183 IEC 61162 serial dimming command NMEA 0183 IEC 61162 Signal and Status Inputs double ended ferry mode connection to PGnd via ext contact latching ext alarm acknowledge status mute connection to PGnd via ext contact momentary normally open ext dim connection to PGnd via ext dim ext contact momentary normally open Data Outputs serial data RS 422 outputs NMEA 0183 I
33. Analogue Output Serial Output Pulse Output Status Signals Out Doppler Transducer and Preamplifier C Status Signals In Ext Speed backup from GPS Preamplifier D MED Serial Dim Command type 5005 Doppler transducer or ZAS ZA ZE ZZZZZZ tank mount gate valve Design and Main Features 1 1 056352 B NAVIKNOT 450 D 1 2 Figure 1 2 Doppler log operating principle Data Outputs The Electronics Unit receives raw speed data from the preamplifier D and applies any necessary corrections according to a stored calibration table The unit then transmits the calibrated water speed to receiving equipment and to the connected CDUs It also calculates the distance travelled and maintains the total and daily mile counters Serial speed and distance data is provided in the NMEA 0183 IEC 61162 format at six RS 422 outputs These are divided into two groups of three outputs each which may be configured independently to suit the receiv ing equipment Analogue speed signals are provided at one voltage and one current output The mapping of actual speeds to corresponding output values is configured for each output independently The distance travelled is also provided as a pulse signal at six contact closure outputs These are divided into three groups of three two and one output respectively which may be configured independently to pro vide 10 100 200 400 or 20000 pul
34. CAL VALUE 02 o2 0 0 The display now indicates the run distance editable the average uncalibrated speed for the run the true speed over ground calcu lated from the run time and distance and the calculated calibration value With the Right Left arrow keys alter the distance value until the dis tance displayed exactly matches the known distance I over ground as taken from the sea chart or given by the supervisor Press ENTER to store the run parameters The One Way Trial Run sub menu is quit automatically As the result of the trial run one new entry will now be found in the cal ibration table holding the average uncalibrated speed and the calcu lated true speeds for the run Doppler Transducer Calibration 7 9 056352 B NAVIKNOT 450 D 7 10 Doppler Transducer Calibration NAVIKNOT 450 D 056352 B Chapter 8 Troubleshooting 8 1 NAVIKNOT Electronics Unit and CDU s The NAVIKNOT 450D electronics unit and the CDU are complex elec tronic devices In case of malfunction it would neither be practical nor economical to carry out troubleshooting and servicing in the field down to the level of individual circuit components Unless instructed otherwise by Sperry Marine engineering field service personnel should limit troubleshooting to the basic checks given below e For the electronics unit Visual inspection of mechanical components the electronics unit PCB and wiring Continuity checks of wiring
35. EC 61162 group 1 3x all or selected subset of longitudinal water speed distance travelled log status proprietary sentence serial data RS 422 outputs NMEA 0183 IEC 61162 group 2 3x allor selected subset of longitudinal water speed distance travelled log status proprietary sentence Signal and Status Outputs analogue speed output voltage max range 9 999 9 999 VDC speed mapped to output voltage through definition of min and max speed voltage pairs analogue speed output current max range 0 20 mA speed mapped to output current through definition of min and max speed current pairs pulse outputs group 1 10 100 200 400 or 20000 p nm outputs 1 2 and 3 pulse outputs group 2 10 100 200 400 or 20000 p nm outputs 4 and 5 pulse output 6 10 100 200 400 or 20000 p nm or ext alarm mute power failure general alarm potential free relay contacts speed log failure alarm each rated speed limit threshold alarm 30 VDC 1 0 A watch alarm acknowledge 100 VDC 0 3 A 125 VAC 0 5 A 1 4 Technical Data NAVIKNOT 450 D 056352 B NAVIKNOT 450D Control and Display Unit CDU Environmental Requirements ambient temperature operation 15 C 55 C ambient temperature storage 25 C 70 C protection grade Stock No 73506 frontside IP 65 to DIN EN 60529 if installed with seal in console panel IP 23 if installed in console frame Stock No 73507 in housing with bracket IP 65 to D
36. IGITAL REPEATER 1 4891 0112 04 Caution tlh Screened cables have to be grounded through YE cable glands p4 1215151678 ho nz s na vs e Not used wires have to be connected to blind terminals or insulated dala separately B v For a suitable transducer location please refer to our manuals or get in contact with apps de sperry ngc com All cables shipyard supplied unless otherwise specified Table added 983 314 30 11 11 4 Components Owner or Yard Delivery update earthing instruction 983 147 15 06 11 TRANSDUCER TANK MOUNTI EE 0112 01 7 4978 871 73494 XX 18m Coble Cable length Part number XX current obsolete replaced 18m 74 893 60232 40m 74 894 60296 60m 74 895 60297 Date Name Standard DRAWN 11 06 2007 Sung DOPPLER LOG drawing DESIGN 11 06 2007 Dietmann NAVIKNOT 450 D Gable Tel Preamp D conn corrected ACAD 982 923 18 10 10 All cobles to be screened unless otherwise specified 1 2 3 Cobles delivered by Sperry Marine 4 5 All units unless otherwise specified to be directly Analog output turned 982 484 04 12 08 connected to ship s earth Preamplifier corrected 982 235 14 01 08 Cable diameters acc to classifica
37. IN EN 60529 environmental conditions EMC in accordance with IEC 60945 Power supply supply voltage 24 VDC 18 36 V max ripple content 4 Vpp extreme values may not exceed 36 V or fall below 18 V power consumption 4 W max Magnetic Clearance to standard magnetic compass 0 80 m to steering magnetic compass 0 50 m reduced to standard magnetic compass 0 50 m reduced to steering magnetic compass 0 30 m Technical Data 056352 B NAVIKNOT 450 D Dimensions and Weight Stock No 73506 for console mounting width 192 mm height 96 mm e 0 depth 44 mm approx 100 mm backward clearance from mounting surface required for connector cable weight 2 4 kg Stock No 79488 Stock No 73506 factory assembled in console frame frame width 223 mm frame height 127 mm 09 Stock No 73507 in housing with bracket width 256 mm max height unit in 155 mm D vertical position QQ max depth unit in 116 mm horizontal position weight 3 2 kg Technical Data NAVIKNOT 450 D 056352 B Preamplifier D Type 5005 Environmental Requirements ambient temperature operation 15 to 55 C ambient temperature storage 25 to 70 C
38. LETE tog OR With the Right Left arrow keys select the calibra tion point to delete With ENTER go down to the delete option press the Right or Left key to select yes then press ENTER to delete the calibration point Select another calibra tion point to delete or press MENU to quit the Cal Table sub menu Upon quitting the Cal Table sub menu the entries are sorted and renum bered according to their uncalibrated speed values Point 00 always holds the entry with the smallest uncalibrated speed value Doppler Transducer Calibration 7 3 056352 B NAVIKNOT 450 D Zero Point Calibration Before any entries for non zero speeds are stored in the calibration table or calibration trial runs are conducted the zero point calibration should be carried out The zero point refers to the calibration table entry which holds the uncalibrated raw speed value corresponding to a true water speed of zero knots Two methods are available to calibrate the zero point man ual and auto Note Both the manual and the automatic zero point calibration require thatthe vessel is stationary Manual Entry The manual entry method permits zero point calibration in waters which are not free of current However the longitudinal component of the cur rent must be known and it must be small enough to regard the trans ducer as operating near zero speed To carry out the manual zero p
39. Longitudinal water speed and status valid invalid are transmitted using the VBW sentence VHW Longitudinal water speed is transmitted using the VHW sentence VLW VLW extended The distance travelled through the water since last reset daily miles and total cumulative water distance total miles are transmitted using the VLW sentence The extended form of the sentence includes trailing fields for ground distances as per IEC 61162 1 2000 the non extended form omits these fields PPLAK Log status and operating mode information is transmitted using the proprietary PPLAK sentence ALR Alarm status is transmitted using the ALR sentence Baudrate Selects the transmit baudrate Settings 4800 Baud Data is transmitted at 4800 Baud standard according to NMEA IEC 61162 1 9600 Baud Data is transmitted at 9600 Baud non standard 38400 Baud Data is transmitted at 38400 Baud high speed according to IEC 61162 2 Data Logger Access data logging functions for factory use Field service must not alter any setting and should not access this menu unless instructed by Sperry Marine Service Setup Menu 6 11 056352 B NAVIKNOT 450 D RS422 Output 4 6 Configures group 2 of the RS 422 serial data outputs outputs 4 6 Messages Selects the NMEA sentences to transmit If the NAVIKNOT 450 D cannot provide valid data for an NMEA sentence field a null field empty field is sent Status fields for inv
40. MARKS Caution All Power Supplies must be separately fused All Housings must be grounded lf screened cables are not grounded as shown malfunction will occur Mounting of console frames For servicing arrange the cable so that the entire console frame can be rai sed by approximately Im Cables marked with Cross Section up to 100m length 0 75mm over 100m length 1 5mm 1 Dimension Drawing 2 Wiring Diagram 3 Macro Drowing if required lt Screened Cable all cables marked with letters are Sperry Marine Supply of max Im length Stock No 60386 5 to 25kts 60384 5 to 25kts 60385 5 to 40kts 60381 5 to 25kts 60382 5 to 40kts 60383 5 to 60kts 192x192 144x144 144x144 96x96 96x96 96x96 twrt 12 7kn nna DIMMER 230VAC or 24VDC LED 1 4896 0112 01 73500 TRANSDUCER GATE VALE 1 4983 0112 01 r sa Refer to table HA To prevent electrical interference the transducer cable run should be at least 150mm from other ship s cables or should be inside a conduit General Notes REPEATER SPEED REPEATER SPEED 25kn 1 60387 0112 01 T4891CA 74833 I 4891CB 74834 Speed or Distance as 20 a5 1 UNIVERSAL D
41. N relay OFF gt speed MAX relay OFF relay ON ee speed MIN MAX relay OFF relay ON relay OFF nF speed MAX MIN relay ON relay OFF relay ON SOOO speed If only a minimum threshold value is set and active the relay is attracted at speeds below and released at speeds above the threshold value If only a maximum threshold value is set and active the relay is attracted at speeds above and released at speeds below the threshold value If both a minimum and a maximum threshold value are set and active the relay is released at speeds below the min value attracted at speeds in between both values and released again at speeds above the max threshold If the max threshold is set to a value below the min threshold the relay is attracted at speeds below the min value released at speeds in between both values and attracted again at speeds above the max threshold If both threshold values are de activated or set to exactly the same value the limit relay function is disabled Service Setup Menu NAVIKNOT 450 D 056352 B Minimum Value Sets the lower switching threshold for the limit relay Value 99 9 99 9 kn Minimum Value ON Activates or de activates switching at the lower threshold Settings ON option checked Switching is active atthe lower threshold OFF option unchecked Switching is inactive at the lower threshold Maximum Value Sets the upper switching t
42. NORTHROP GRUMMAN Sperry Marine Operation Installation and Service Manual Sperry Marine NAVIKNOT NAVIKNOT 450 D ww MASTER STW 12 8 kn 1234 56 NM 123456 7 NM SpeedLog NAVIKNOT 450 D Single Axis Doppler Speed Log with Preamplifier D Type 5005 056352 C 06 Dec 2011 Northrop Grumman Sperry Marine B V Representative Office Woltmanstr 19 e 20097 Hamburg Germany Tel 49 40 299 00 0 Fax 49 40 299 00 146 e E mail service de 9 sperry ngc com 056352 C NAVIKNOT 450 D 2011 Northrop Grumman Sperry Marine B V This document and the information herein is the intellectual property of Northrop Grumman Sperry Marine B V INGSM BV and its associate companies and may not be copied or repro duced without the express permission of NGSM BV Specifications were correct at time of press but may be varied in accordance with NGSM BV s policy of continuous product development Any technical content should be verified with NGSM BV Sperry Marine with worldwide headquarters in Charlottesville VA and major engineering and support offices in Melville NY New Malden England and Hamburg Germany is part of the Northrop Grumman Electronic Systems sector Revision Record Rev Date Remarks C 06 Dec 2011 revised part no references for transducer type 5020 minor corrections additions B 18 Jan 2008 minor corrections first official release this manual is valid for NAVIKNOT 450 D systems deli
43. T system type For the NAVIKNOT 4500 the type must be set to 4500 all other options are to be ignored Settings NAVIKNOT 4500 Sensor Sensitivity Sets the sensitivity value for the Doppler transducer For a detailed explanation of the effect of the sensitivity setting refer to chapter 7 Doppler Transducer Calibration Value 0 5 1 5 Sensor Polarity Sets the signal polarity for the Doppler transducer Settings NORMAL Normal polarity The transducer s fore channel crystal is looking ahead INVERSE Inverse polarity This option may be used as as a temporary fix in case the fore aft channel wires have been accidentally swapped during installation This avoids re adjustment of the channels transmit power However the wiring should be corrected and the channels transmit power re adjusted as soon as possible Service Setup Menu 6 15 056352 B NAVIKNOT 450 D Relay Speed Limit Sets the lower and or upper switching thresholds for the speed limit relay output The speed limit relay output provides a status signal to external equip ment to indicate that the actual speed has exceeded or fallen below a set threshold This signal may be e g for speed dependent rudder angle limiting or similar applications The switching behaviour of the limit relay is determined by the com bined settings of two values the minimum lower threshold and the maximum upper threshold value MIN relay O
44. THROP GRUMMA m DIMENSION DRAWNG m eec 1 NAVIKNOT 350 450 Essl sama a oo x es E 0 02 01 sono and plan 581383 DRAWING No in housing with brackets 16 02 10 0112 01 im Geh use mit B gel B 982334 15 05 08 Wasserdicht Watertight IP 56 ENERO 000001 STOCK No REPLACEMENT FOR FREE SCALE 75507 DIN ISO 2768 mH 9 NORTHROP GRUMMAN SPERRY MARINE 20 02 2007 27 11 2006 NORTHROP GRUMMAN SPERRY MARINE Einbau in Pultrahmen INSTALLATION IN CONSOLE FRAME Kabell nge 3 2m Length of cable Pulteinbau PANEL Gewicht WEIGHT 98233415 05 08 Kie A1 1982028 27 03 04 Ho A 98200606 03 07 Hinr Sperry Marine Speed Log INSTALLATION Pultausschnitt PANEL CUT OUT 2 4 kg NAVIKNOT MENU MASTER Magnetischer Schutzabstand Magnetic Clearance Mindestabstand vom Minimum Clearance to Magnet Regelkompap Standard Magnetic Compass 0 80 m Magnet Steuerkompap Steering Magnetic Compass 0 50 m Reduz Mindestabst vom Minimum Clearance reduced to Mognet Regelkonpap Standard Magnetic Compass 0 50 m Magnet Steuerkompap Steering Magnetic Compass 0 30 m M3x10DIN7045 Dichtung f r 3 2DIN6798 frontseitig wosserdichten Einbau 1 56 GASKET FOR FRONT WATERTIGHT INSTALLATION P56 M4x45D1N912 Montagesatz 22724 M4DIN459 INSTALLATION KIT 22724 NORTHROP GRUMMAN DATE NAME DIMENSION DRAWING ORTHOP run m DRAWN 27 11 2006 Ho NAVIKNOT 350 450 eno
45. The regular procedure in this case is to start and stop the run clock exactly atthe points in time when the landmarks are sighted athwartships If landmarks cannot be used the known distance will usually be obtained from a reference system e g DGPS operated by a supervisor who will also announce when to start and stop the run clock Generally for each correction value to be determined a two way trial run should be carried out i e the same known distance I should be traversed in opposite directions runs A and B This will make the effects of drift due to wind and current cancel out themselves automati cally Only when no wind and current are present a one way trial run may be carried out The first two or one way trial run should be carried out at maximum sea speed to define the upper limit of the calibrated range Additional trial runs may be carried out later at lower speeds to improve the accuracy within the calibrated range 00 4 lt known distance approach to run A or one way run start of run A or one way run end of run A or one way run approach to run B start of run B OG end of run B Doppler Transducer Calibration NAVIKNOT 450 D 056352 B Two Way Trial Run Note During two trial the vessel s heading during runs should ideally be parallel to the direction of the effective drift as the drift compon
46. VIKNOT 450 D transmits valid output signals and data to the receiving equipment connected The function of these modes is to maintain normal operation of speed receivers such as gyrocompasses RADAR ARPA etc in case of failure of the Doppler transducer When operating the NAVIKNOT 450 D in the Manual mode make sure that ship s crew are aware ofthe fact that speed and distance information from the log is based on manual input Operating the NAVIKNOT 450D in the Manual mode may severely affect the proper function of equipment which depends on accurate speed and or distance data When operating the NAVIKNOT 450D in the Extern mode make sure that ship s crew are aware of the fact that GPS ground speed data is dis played and transmitted as longitudinal water speed by the NAVIKNOT 450D Operating the NAVIKNOT 450D in the Extern mode may severely affect the proper function of equipment which depends on accurate lon gitudinal water speed data General Safety Information for Service Personnel Safety information relating to system configuration maintenance serv icing and troubleshooting is presented in the respective chapters NAVIKNOT 450 D Chapter 1 1 1 1 2 1 3 Chapter 2 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 056352 B Contents Introduction Design and Main Features I 1 1 Data Outputs uu RT 1 2 Operating Principles ii 1 2 Technical Data u e 1 3
47. VIKNOT Electronics Unit and CDU s 8 3 056352 B NAVIKNOT 450 D Table 8 3 Diagnostic LEDs Diagnostic LEDs Asan aid in troubleshooting a number of diagnostic LED indicators are provided on the NAVITWIN IV PCB These indicate the presence of sup ply voltages activities on the serial data I O lines and the current states of the status I O ports LED Colour Indication CR6 red CPU status indicator normally off flashes at boot up CR7 red CPU status indicator normally off flashes at boot up CR 13 green activity on Tx line CDUs TB 2 15 2 16 2 19 2 20 CR 14 green activity on Rx line CDUs TB 2 13 2 14 2 17 2 18 CR 16 green activity on Rx line preamplifier D TB 2 21 2 22 CR 20 green internal 12 VDC supply power present CR 21 green internal 5 VDC supply power present CR 22 red CPU status indicator normally off flashes at boot up CR 24 green activity on Tx line preamplifier D TB 2 23 2 24 CR 28 green internal 3 3 VDC supply power present Vcc CR 29 green internal 1 2 VDC reference present CR 30 green pulse relay output active outp 2 TB 3 15 3 16 CR 31 green pulse relay output active outp 1 TB 3 13 3 14 CR 35 green activity on Tx line serial data outputs group 1 TB 3 1 3 2 3 3 3 4 3 5 3 6 CR 36 green activity on Tx line serial data outputs group 2 TB 3 7 3 8 3 9 3 10 3 11 3 12 CR 39 green pulse
48. alid or unknown data are marked as invalid V The Talker ID is VD for all sentences except the proprietary PPLAK Settings VBW Longitudinal water speed and status valid invalid are transmitted using the VBW sentence VHW Longitudinal water speed is transmitted using the VHW sentence VLW VLW extended The distance travelled through the water since last reset daily miles and total cumulative water distance total miles are transmitted using the VLW sentence The extended form of the sentence includes trailing fields for ground distances as per IEC 61162 1 2000 the non extended form omits these fields PPLAK Log status and operating mode information is transmitted using the proprietary PPLAK sentence ALR Alarm status is transmitted using the ALR sentence Baudrate Selects the transmit baudrate Settings 4800 Baud Data is transmitted at 4800 Baud standard according to NMEA 61162 1 9600 Baud Data is transmitted at 9600 Baud non standard 38400 Baud Data is transmitted at 38400 Baud high speed according to IEC 61162 2 6 12 Service Setup Menu NAVIKNOT 450 D 056352 B NMEA Input 1 Configures the NMEA input 1 Messages Selects the NMEA sentences to receive Settings Baudrate VTG Enables the input to receive external speed data from the VTG sentence The external data is evaluated if the opera tor activates the EXTERN speed mode
49. ally User Setup Overview Figure 2 3 User Setup USER SETUP DAMP TIME DISPLAY 2 DAMP TIME DISPLAY damping time constant m L damping time 0 60 s for speed display DAMP TIME OUTPUT z DAMETIME OUTPUT damping time constant f d output L damping time 0 60 s or speed outputs ESET DAILY MILES y RESET DAILY MILES daily miles counter reset L reset counter to zero when user setup is quit TOTAL MILES COUNTER eu A gt TOTAL MILES COUNTER total miles counter L set start value 0 0 999999 9 NM stari value LCD COLOR LCD COLOR screen colour scheme WHITE BLUE BLACK Z contd on next page User Setup 2 11 056352 B NAVIKNOT 450 D Figure 2 4 contd from User Setup contd previous page A A SCALE a SCALE speed display units 55 m SPEED SCALE KN M S FT S SOFTWARE VERSION eNN SOFTWARE VERSION NAVIKNOT El Unit software version version ID read only 2 12 User Setup NAVIKNOT 450 D 056352 B User Setup Parameters Damp Time Display Sets the damping time constant for the speed display The higher the time constant the stronger sudden peaks of the actual speed display will be damped Value 0 60s Damp Time Output Sets the damping time constant for the speed outputs The higher the time constant the stronger sudden peaks of the actua
50. automatic entry method the required zero point setting is determined automatically Automatic entry may only be used when the vessel is stationary in waters free of current i e if the actual water speed is known to be zero To carry out the automatic zero point calibration 1 Go to page 2 of the Service Setup select the Calibration Zero Point Auto Calibration sub menu As with the manual entry method the true speed the uncalibrated speed and the calibration value are shown However the true speed value is fixed to zero knots and cannot be adjusted by the operator The uncalibrated speed is the raw speed value as currently received from the preamplifier D thus the calibra tion value will be equal to the uncalibrated speed with the sign reversed SERVICE SETUP Page 2 2 Press ENTER to confirm CALIBRATION the setting and leave the ZERO POINT y auto calibration sub MAN CALIBRATION menu TRUE SPEED UNCAL SPEED CAL VALUE 00 2 ta Doppler Transducer Calibration 7 5 056352 B NAVIKNOT 450 D Figure 7 3 calibration by trial runs Calibration by Trial Runs Calibration by trial runs is the recommended method to calibrate the Doppler transducer in the NAVIKNOT 450 D system The procedure resembles the familiar milepost run but permits any known distance to be taken as the length of a run The known distance may be given by the distance between sidebearings to prominent landmarks
51. briefly shown at the CDU while the Electronics Unit initializes itself p 1 2 8 As soon as the system is fully oper ational the actual speed and the daily and total mile counters are displayed NAVIKNOT 450 D MASTER DAILY TOTAL 123456 NM 1234567 NM Note Should the NAVIKNOT electronics fail to establish communication with the CDU s after power up the indication waiting for main unit will be shown permanently at all connected CDUs An audible alarm is sounded which must be locally acknowledged at each CDU The NAVIKNOT system will not operate properly until the cause of failure is eliminated and should be powered down until it can be serviced 2 2 External control devices NAVIKNOT 450 D 056352 B 2 4 Display Indications in Normal Operational Mode Speed Display STW 12 8 kn Distance Counters DAILY TOTAL 1234 56 NM 123456 7 NM Operating Status Indications MASTER REMOTE MAN EXTERN ll UNCAL In the normal operational mode the NAVIKNOT 450 D CDU permanently display the actual speed through the water STW An up arrow symbol above the speed value indicates positive speeds ahead a down arrow sym bol below the value indicates nega tive speeds astern The value is displayed without sign Also permanently displayed are the distance counters daily and total mile co
52. connections Checks for short circuit or overload conditions or reversed polar ity of the external supply powers Checks of the on board supply voltages and I O signals and data The presence of voltages signals and data is indicated by diag nostic LEDs on the PCB Exact voltage levels must be checked with a voltmeter The data content on serial I O lines must be checked with the aid of suitable analyzing tools such as PC based protocol interpret ers or terminal programs When components on the PCB other than socketed ICs or the exchangeable system software flashboard are assumed to cause malfunction the complete PCB Stock No 20692 is to be exchanged e For the CDU s Visual inspection of mechanical components and wiring Continuity checks of wiring connections at the terminals or termi nal block to which the 6 wire CDU connection cable is fastened Checks for the presence and correct polarity of the external sup ply power The CDU is not field serviceable and should not be opened for trou bleshooting purposes Defective CDUs must be sent back to Sperry Marine for repair NAVIKNOT Electronics Unit and CDU s 8 1 056352 B NAVIKNOT 450 D Location of Parts on the Electronics Unit PCB Figure 8 1 below shows the locations of exchangeable components connectors and diagnostic LED indicators on the NAVIKNOT 450 D electronics unit PCB Figure 8 1 3016 10100 C 0 a
53. d damage or discolour plastic Use only water and soap or a mild detergent to clean the front plate Doppler Transducer and Preamplifier D Depending on the type of transducer installed certain maintenance pro cedures are to be carried out at regular intervals such as cleaning ofthe transducer face and lubrication overhaul of the gate valve if applicable The recommended maintenance schedule and procedures are described in the installation maintenance and service instructions for the Doppler transducers and preamplifier D document no 005005 0125 001 Maintenance by Shipboard Personnel 4 1 056352 B NAVIKNOT 450 D 4 2 Maintenance by Shipboard Personnel NAVIKNOT 450 D 056352 B Chapter 5 5 1 Installation Mechanical Installation Doppler Transducer and Preamplifier D Details of the installation and dimension installation drawings for the Doppler transducers and the preamplifier D type 5005 are contained in the installation maintenance and service instructions for the Doppler transducers and preamplifier D document 005005 0125 001 In general field service will attend a vessel after the transducer hard ware has been installed mechanically by the shipyard l e in case of the gate valve transducer the gate valve will be installed and in case of the tank mount transducer the cofferdam tank and transducer will be installed completely In most cases the vessel will be afloat at this point in time
54. d procedures Two Way Trial Run Accesses the sub menu for conducting a two way calibration trial run Settings refer to chapter 7 Doppler Transducer Calibration for a description of the calibration and related procedures One Way Trial Run Accesses the sub menu for conducting a one way calibration trial run Settings refer to chapter 7 Doppler Transducer Calibration for a description of the calibration and related procedures 6 18 Service Setup Menu NAVIKNOT 450 D 056352 B Preampl D Setup Calls up a setup menu to test and troubleshoot the Doppler preamplifier This option is currently not officially supported Access this menu only if instructed to do so by Sperry Marine Network Setup This option is reserved for future applications Settings are not relevant and have no effect in the current software release Service Setup Menu 6 19 056352 B NAVIKNOT 450 D 6 20 Service Setup Menu NAVIKNOT 450 D 056352 B Chapter 7 7 1 Figure 7 1 effect of the sensor sensitivity Doppler Transducer Calibration Once the NAVIKNOT 450 D system has been installed and the basic con figuration carried out the Doppler transducer must be calibrated to make sure that the system s speed and distance outputs meet the speci fied accuracy Sensor Sensitivity Setting The sensitivity value represents the ratio between the actual and nomi nal speed output from the speed sensor While primaril
55. e equipment A backward clearance of approx 90 mm from the frame top surface is required to protect the connector cable from being bent too strongly at the cable gland Housing with Bracket The NAVIKNOT CDU in housing with bracket is shown in dimensional drawing 5001 0112 02 see Appendix The mounting bracket carries four holes of 5 3 mm dia for fixing the bracket to any plane surface such as a console panel wall or ceiling The required fasteners are to be provided by the shipyard or installer Connector Cable The NAVIKNOT CDU connector cable terminates into a 6 wire pigtail for direct connection to the terminals at the Electronics Unit or to a separate terminal block If required a terminal block is to be provided by the ship yard or installer The installer must make sure that the end of the cable sheath is firmly secured to the vessel structure with tie wraps or other suitable means so that the individual wires are free from tension at the terminals 5 2 Mechanical Installation NAVIKNOT 450 D 056352 B 5 2 Electrical Installation Preamplifier D Configuration The preamplifier D as delivered by Sperry Marine will be preconfigured for use within the NAVIKNOT system However the setting of configura tion jumpers and dip switch contacts as well as the transmit power adjustment should be checked prior to first time operation Details of the preamplifier configuration and transmit power adjustment are contain
56. e in the menu mode In case active alarms are present the left and right arrow keys scroll through the list of alarm messages OO DIM DIM Adjust the display brightness Display and Operating Keys 2 1 056352 B NAVIKNOT 450 D 2 2 2 3 External control devices Depending on the installation external devices may be present to remotely control certain functions of the NAVIKNOT 450 D e The audible alarm at the NAVIKNOT 450D the may be muted from a remote device e g a central alarm panel e External pushbuttons may be used to adjust the display brightness e f connected to a central dimming facility the NAVIKNOT 450 D may receive dimming commands via a serial data connection e An external selector switch may be used to activate or de activate the double ended ferry mode In this mode the NAVIKNOT 450D displays and transmits all speeds with the sign reversed Power up Sequence The separate components of the NAVIKNOT system are not equipped with power switches All devices power up simultaneously as soon as supply power is applied to the system Upon power up the startup routine is executed The startup screen is shown and a system test sequence is executed A status line at the bottom of the screen indicates the progress and results of the following tests RAM test test Checksum test Setup Data test After the system test the indication waiting for main unit may be STW
57. ed Ferry Mode 2 5 Operating Men ER 2 6 Entering and Quitting the Menu Mode 2 6 Navigating the Menu l nemen nnn nennen nnne tenen 2 7 Selecting Parameter Settings cooooccccconanocccccnanannnnnonanonnnnno nano nnnnnnnnnnnnnnnnnns 2 8 Editing Parameter Values l 2 8 Manual Settings Menu I 2 9 Manual Settings Overview a 2 9 Manual Settings Parameters esses 2 10 056352 B NAVIKNOT 450 D Speed Mode S TW en ne el 2 10 2 10 User S eBipBu y y l u A Sh laa 2 11 User Setup Overview a 2 11 User Setup Parameters 2 13 Damp Time 2 13 Damp Time soe a L rennen 2 13 Reset Daily Mile Suren 2 13 Total Miles Co nter uu usa n 2 13 LED Color unu ara 2 14 Seale param e e de E 2 14 Software Version eese eene nnne nnns 2 14 Chapter 3 Alarm System 3 1 Alarm Indication coii ere dica 3 1 Audible Alarm Indication 3 1 Single Beep Invalid Action 3 1 Continuous Beeping P
58. ed in the installation maintenance and service instructions for the Doppler transducers and preamplifier D document no 005005 0125 001 Wiring Up the System WARNING Hazardous voltage is present at the transducer terminals located on the fore and aft channel transmit receive PCBs in the preamplifier D Danger of electrical shock or burn when the transducer terminals are touched while power is applied to the preamplifier Do nottouch the transducer terminals and do not connect or disconnect the transducer cable while power is applied to the preamplifier CAUTION When wiring up the system make sure that the power supply for the NAVIKNOT system is switched off and is safeguarded against accidental j switching on e CAUTION Components on the devices PCBs are sensitive to static discharge Take the necessary precautions to prevent electrostatic discharges Wire up the system according to the connection diagrams and other rel evant documents provided If installation specific connection diagrams have been provided for a given system these supersede any connection information contained in standard connection diagrams If wiring up according to standard connection diagrams make sure beforehand that all data and signals to receive from or transmit to exter nal equipment comply to the NAVIKNOT Electronics Unit interface spec ification 5003 0120 001 Electrical Installation 5 3 056352 B NAVIKNOT 450
59. ending Alarm 3 1 Visual Alarm esee nennen nnne nnn 3 1 3 2 Acknowledging Alarms Muting the Audible Alarm 3 2 Local Alarm Acknowled9ge sese 3 2 External Alarm Mute 3 2 3 3 Viewing the active alarms U 3 3 3 4 Eror MeSSages u ua uuu nee tese innen 3 4 Chapter 4 Scheduled Mlaintenance 4 1 Maintenance by Shipboard Personnel 4 1 NAVIKNOT Electronics Unit and CDU 4 1 Doppler Transducer and Preamplifier D 4 1 Chapter 5 Installation 5 1 Mechanical 5 1 Doppler Transducer and Preamplifier D 5 1 NAVIKNOT Electronics Unit 5 1 Control and Display U Iit uuu cesses enne 5 2 Console Mounting e er oot d 5 2 Console Frame Version l 5 2 Ho sing with Bracketuu uu aS 5 2 Connector neue Eines 5 2 5 2 Electrical Installation u anna 5 3 Preamplifier D Configuration 5 3
60. ent perpendicular to the heading cannot be compensated for To carry out a two way trial run 1 2 Bring the vessel on the required course for the approach to run A Approach the run with the speed engine rev s at which the calibra tion is to be carried out Keep the heading and speed steady Go to page 2 of the Service Setup and select the Calibration Two Way Trial Run sub menu The run clock is shown indicating 00 00 s run time and the uncali brated water speed as received from the preamplifier D SERVICE SETUP Page 2 4 Exactly at the start of run A CALIBRATION first landmark athwart TWO WAY TRIALRUN ships or start announced by supervisor press ENTER TIME 00 00 S SPEED 202 KN to start the run clock 5 Exactly at the end of run A TIME 00 02 30 S SPEED 20 2 KN second landmark athwart ships or stop announced by supervisor press ENTER DISTANCE SU 8 to stop the run clock UNCAL SPEED 20 2 KN TRUE SPEED 20 0 KN CAL VALUE 0 2 0 The display now indicates the run distance editable the average uncalibrated speed for the run the true speed over ground calcu lated from the run time and distance and the calculated calibration value With the Right Left arrow keys alter the distance value until the dis tance displayed exactly matches the known distance I over ground as taken from the sea chart or given by the supervisor Press ENTER to sto
61. er Calibration Sensor Sensitivity Setting u 7 1 Doppler Transducer Calibration sees 7 2 Editing the Calibration Table Directly 7 3 Zero Point Calibration nnn 7 4 Manual Entry n ot tal 7 4 A tomatic Entry umn n Beeren 7 5 Calibration by Trial RUNS Geien L Qua uum a a A 7 6 Two Way Trial RUA asses cartier ERES 7 7 One Way Trial Ruf l l a aa SA A a 7 9 Troubleshooting NAVIKNOT Electronics Unit and CDU s 8 1 Location of Parts on the Electronics Unit 8 2 Exchangeable Components 8 3 Terminal Blocks and 8 3 Diagnostic LEDS u uu a i 8 4 Doppler Transducer and Preamplifier D 8 5 Corrective Maintenance Exchanging the System Software ussuusssnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnn nenn 9 1 Downloading Software from the Flashboard 9 1 Exchanging the 9 2 Uploading Software via the Service Interface 9 3 Replacing RS 422 Output Driver Gs 1 9
62. hown in front of the alarm message If more than one alarm is active use the Left or Right arrow key to scroll through the list of alarm messages 1 passat lt 2 3 lt 3 3 SRD TIMEOUT gt eo Note As long as any pending unacknowledged alarms are present these will automatically be redisplayed when other messages have been viewed until all alarms have been acknowledged by the operator Viewing the active alarms 3 3 056352 B NAVIKNOT 450 D 3 4 Error Messages Table 3 1 error messages message text WAITING FOR MAIN UNIT shown on startup screen cause Communcation between electronics unit and CDU s could not be established corrective action Check operation of the electronics unit Check cabling between CDU and electronics unit If error persists power down the system and call service SCAN SRD SENSOR Transducer protocol detection running NAVIKNOT electron ics unit analyzes incoming data Error is cleared once transducer protocol has been determined If error persists check preamplifier D for proper operation SRD TIMEOUT Transducer protocol detection failed PREAMP D TIMEOUT Data lost from pream plifier D protocol detection succeeded and valid data was received previously Check that the pream plifier is operating check that protocol is set to NMEA check cabling between preamplifier and NAVI KNOT e
63. hreshold for the limit relay Value 99 9 99 9 kn Maximum Value ON Activates ore de activates switching at the upper threshold Settings ON option checked Switching is active at the upper threshold OFF option unchecked Switching is inactive at the upper threshold Service Setup Menu 6 17 056352 B NAVIKNOT 450 D Calibration Turns transducer calibration on or off edits the calibration table and accesses the calibration trial run menus Cal Table On Activates or de activates the calibration table Settings ON option checked Calibration is active The NAVIKNOT 450 D corrects the data received from the preamplifier D according to the calibra tion table The resulting calibrated speed is displayed and transmitted at the data outputs OFF option unchecked Calibration is disabled The NAVIKNOT 450 D does not apply any corrections to the data received from the preamplifier D Raw speed only is displayed and transmitted at the data out puts The indication Uncal is shown on the CDU display as a reminder that calibration is disabled Cal Table Edits the calibration table entries directly Settings refer to chapter 7 Doppler Transducer Calibration for a description of the calibration and related procedures Zero Point Sets the calibration zero point correction value at a true speed of 0 kn Settings refer to chapter 7 Doppler Transducer Calibration for a description of the calibration and relate
64. isplayed in metres per second FT S Speed is displayed in feet per second Software Version Displays the software version of the NAVIKNOT Electronics Unit Settings none The version ID is read only 2 14 User Setup NAVIKNOT 450 D 056352 B Chapter 3 Alarm System 3 1 Alarm Indication Audible Alarm Indication Single Beep Invalid Action A single short beep indicates that the operator attempted to carry out an invalid action This is the case e g if the operator attempts to enter the menu from a remote unit Continuous Beeping Pending Alarm Continuous on off beeping indicates that a pending unac knowledged alarm is present Simultaneously corresponding alarm message is shown the alarm window Visual Alarm Indication If an alarm is active a messages is shown in the alarm display area above the mile counters which specifies the alarm at hand Active alarms have one of two possible states Pending unacknowledged lt 11 SRD TIMEQUT gt The cause of the alarm is present and the operator has not yet acknowledged the alarm The alarm message is shown on a red flashing background Acknowledged lt 1 1 SRD TIMEOUT gt The operator has acknowledged the alarm but the cause of the alarm is still present The alarm message is shown on a solid red background Alarm Indication 3 1 056352 B NAVIKNOT 450 D 3 2 Acknow
65. king by a diver ambient temperature operation 2 to 40 C protection grade IP 68 to DIN EN 60529 submersible to 35 m cable length 18 m PN 73494 or 36 m PN 73496 dimensions and weight see drawing 4978 0112 01 Technical Data 1 9 056352 B NAVIKNOT 450 D 1 10 Technical Data NAVIKNOT 450 D 056352 B Chapter 2 Operation 2 1 Display and Operating Keys Figure 2 1 NAVIKNOT 450 D operating unit 4500 MASTER _ a 12 8 kn DAILY TOTAL 1234 56 NM 123456 7 NM Display Speed Display Shows the actual speed through the water along the vessel s longitudinal axis fore and aft line Arrow pointing up above value speed is positive ahead Arrow pointing down below value speed is negative astern Mode Indicator indicates the operating mode Master or Repeater Alarm Display Area In case of pending alarms the alarm code s and error messages are shown in this area Mile Counters Show the distance travelled since last reset daily miles and total cumulative distance travelled total miles Operating Keys ACK key Acknowledge pending alarms mute alarm buzzer MENU key Call up or quit the menu mode MASTER key Requests Master operating mode for this unit Navigation Keypad UP DOWN LEFT RIGHT keys navigate through the operating menu ENTER confirms and stores settings mad
66. l speed output will be damped The output damping time constant is effective for both the analogue as well as the serial data outputs Value 0 60s Reset Daily Miles Sets the reset flag for the daily miles counter If the reset flag is set the daily miles counter is reset to zero as soon as the User Setup is quit Settings ON option checked Reset daily miles counter when User Setup is quit OFF option unchecked Leave daily miles counter untouched Total Miles Counter Sets the total miles counter to a desired start value Value 0 0 999999 9 NM Note The total miles counter may be set to any desired start value The daily mile count may thus be larger than the total mile count ifthe daily miles counter is not reset after altering the total mile counter User Setup 2 13 056352 B NAVIKNOT 450 D LCD Color Selects the screen colour scheme for the normal operational display Settings WHITE Speed display and mile counters use black lettering on a white background BLUE Speed display and mile counters use white lettering on a blue background BLACK Speed display and mile counters use white lettering on a black background Scale Selects the unit of measure for the speed display The respective setting acts on the actual speed display at the CDU only and has no further effect on the output data mile counters etc Settings KN Speed is displayed in knots M S Speed is d
67. lectronics unit check cabling between transducer and pream plifier check transducer for proper operation EXT DIM TIMEOUT No valid commands received at serial dim input Check connection between dimming device and electronics unit EU TIMEOUT Communication lost between electronics unit and CDU Check basic operation of the electronics unit valid output generated at serial data ana logue outputs Check cabling between CDU and electronics unit Note In case of an EU timeout error dashes will appear in the speed and dis tance displays The timeout error will be shown as the only fault present because the CDU receives no error messages from the electronics unit when the communication is lost 3 4 Error Messages NAVIKNOT 450 D 056352 B Chapter 4 4 1 Scheduled Maintenance Maintenance by Shipboard Personnel NAVIKNOT Electronics Unit and CDU The electronic components of the NAVIKNOT 450 D system are solid state devices and contain no consumable parts Therefore no set main tenance schedule is required The CDU front plate should be kept clean and a regular visual inspection of the system s cables and connectors should be carried out to detect any signs of damage or deterioration CAUTION AN amp The CDU front plate is made of clear polycarbonate Do not clean the front plate with organic solvents acetone or any other substance which coul
68. ledging Alarms Mluting the Audible Alarm Local Alarm Acknowledge To acknowledge a pending alarm at the NAVIKNOT 450 D CDU i Press ACK The audible alarm indication is muted lt MI SRD TIMEOUT gt If the system is connected to a cen tral alarm facility and configured accordingly the audible alarm indi cation at the central alarm facility x will also be muted lt 1 1 SRD TIMEOUT gt Note When an alarm has been acknowledged the ext alarm status output remains active until the cause of the alarm is eliminated When the cause of an alarm is eliminated the alarm is acknowledged automatically and the alarm status is cleared The NAVIKNOT 450 D does not keep a history of past inactive alarms External Alarm Mute To mute the audible alarm externally e g from a central alarm panel 0 lt 1 1 SRDTIMEOUT gt Actuate the external mute facility The audible alarm indication is muted The alarm state and visible indica tion are not affected i e the alarm ext asim mut remains in the pending state until it is locally acknowledged at the x NAVIKNOT 450 D CDU lt SRDTIMEOUT gt 3 2 Acknowledging Alarms Muting the Audible NAVIKNOT 450 D 056352 B 3 3 Viewing the active alarms The total number of alarms and the index number of the currently dis played alarm are s
69. lest intensity order at which the level should be active If the order received is smaller than the set value brightness is reduced to the next lower level 5 6 Initial System Configuration NAVIKNOT 450 D 056352 B Configuring System Parameters When the system has been wired up all configuration parameters are to be set to the required values in the Service Setup in order to make the NAVIKNOT system fully functional For a description of the Service Setup refer to Chapter 6 System Configuration Note As the first step in an initial system configuration call up the Service Setup and the system type parameter to NAVIKNOT 450 D Then quit the setup menu and cycle the power to make sure that only those parameter settings and configuration options which apply to a NAVIKNOT 450 D system are available through the Service Setup After the initial system configuration note all settings in the NAVIKNOT 450 D system setup table see Appendix Send one copy of the filled out table to Sperry Marine for inclusion in the ship s file The operating parameters in the User Setup and Manual Settings menus should also be set as required for normal operation within the given sys tem Initial System Configuration 5 7 056352 B NAVIKNOT 450 D 5 8 Initial System Configuration NAVIKNOT 450 D 056352 B Chapter 6 System Configuration 6 1 Service Setup Menu The Service Setup menu provides access to
70. n the NAVIKNOT electronics unit skip to step 25 below Otherwise reinsert the flashboard into its socket now while leaving the system powered up 18 Call up the Main Menu and go to the Service Setup 19 When prompted for the setup access code enter 140 An option list is shown providing access to a maintenance menu 20 From the option list select Update Flash 21 Select List Update Flash to list the software currently contained on flashboards in EU and CDUs The version number shown under EU will still be that of the soft ware installed prior to the update 22 Press the MENU to return to the maintenance options then select Write Program to UDF to copy the software from the onboard memory to the flashboard While the software is copied the display will indicate the progress of the flashboard erase and write operations 9 6 Exchanging the System Software NAVIKNOT 450 D 056352 B 9 2 9 3 23 When the write operation is complete press any key to return to the maintenance options 24 Select List Update Flash again The reported software version for the EU flashboard should now match with the software version you uploaded to the unit with SUSI 25 Check the parameter settings in the User and Service Setup menus Re enter any settings which may not have been preserved 26 Power down the NAVIKNOT 450 D and disconnect the 50 pin plug connector 27 In case of a console o
71. ocal ID The ID serves to identify the individual CDUs in systems where one or more remote CDUs are installed The electronics unit uses the ID to keep track of which CDU is currently assigned master command Setting 0 9 Select an ID between 1 and 9 if more than one CDU is installed A given ID may only be assigned to one CDU within the system In a single CDU system select ID 0 Dimming Group ID Assigns the CDU to a dim group The ID setting is only effective if dimming commands are read from the proprietary NMEA sentence PPLAI Setting 00 99 Select an ID between 01 and 09 to assign the CDU to the respective dim group Selecting ID 00 lets the CDU accept any dim command received regardless of group assignment Central Dim Offset Sets a local offset for the brightness level Setting 7 7 Select an offset as required to match the brightness of the CDU to that of other equipment controlled through the same dim command device Offsets below 0 decrease offsets above 0 increase the CDU s overall brightness by the corresponding number of brightness levels However the offset will not alter the brightness beyond the min and max levels respectively The factory default for the offset is 0 Dim Values min through max Maps the ordered brightness setting as read from the serial dim com mand to the NAVIKNOT 450 D s nine discrete brightness levels Settings 00 99 For each brightness level set the smal
72. oint calibration 1 Goto page 2 of the Service Setup select the Calibration Zero Point Man Calibration sub menu Three values are shown the true speed the uncalibrated speed and the calibration value i e the difference of the two speeds The uncalibrated speed is the raw speed value as currently received from the preamplifier D not editable The objective of the calibration is now to alter the calibration value until the displayed true speed value matches the known actual water speed Thus in waters free of current the displayed true speed value must be brought to zero in the presence of current the true speed value must be made equal to the known longitudinal component of the current SERVICE SETUP Page 2 2 With the Right Left arrow CALIBRATION keys alter the calibration ZERO POINT value until the displayed MAN CALIBRATION true speed exactly TRUE SPEED matches the known UNCAL SPEED actual water speed CAL VALUE 4 00 4 lt gt 3 3 Press ENTER to confirm the setting and leave the manual calibration sub menu Note When the manual entry is stored the true speed entered is automatically subtracted from both the uncalibrated and true speed values Thus the entry written to the table will always contain the uncalibrated value corresponding to a true speed of zero knots Doppler Transducer Calibration NAVIKNOT 450 D 056352 B Automatic Entry With the
73. previous releases by simply exchanging the flashboard CAUTION AN It cannot be guaranteed that parameters settings in the User and Setup menus and the currently active manual settings are left intact during the software download Before exchanging the flashboard record all settings to be able to re enter them manually if required Exchanging the System Software 9 1 056352 B NAVIKNOT 450 D Exchanging the Flashboard 1 Power down the NAVIKNOT 450 D system 2 Open the electronics unit and locate the old flashboard in its socket J7 on the PCB Carefully remove the plastic pin which secures the flashboard to the PCB Pull the old flashboard out of the socket making sure to touch it at the edges only Insert the new flashboard into the socket Secure the flashboard with the plastic pin Power up the NAVIKNOT 450D system The electronics unit will recognize the new flashboard and download the updated software to the onboard memory MORTHROP GRUMMAN rn LE ned PE DEFINING THE FUTURE NAVIKNOT NN NN WAITING FOR MAIN UNIT 9 The CDU shows the waiting for main unit message for several minutes while the software is downloaded During the down load the LEDs CR 6 7 and 22 on the electronics unit PCB will flash in sequence Upon completion of the down load the system automatically restarts CAUTION AN Do not disconnect power or otherwise interrupt the
74. r frame mounted device reattach the back cover and mount the NAVIKNOT 450 D CDU in the console In case of a device in housing with bracket insert the NAVIKNOT 450 D CDU in the housing and screw on the back cover Replacing RS 422 Output Driver ICs The RS 422 output drivers ICs 2 and 16 are socketed 16 pin DIL chips If failure or malfunction of RS 422 outputs is attributed to a defective driver IC the respective chip can easily be replaced against a new one The driver ICs are standard quadruple RS 422 line drivers MC3487 available from Sperry Marine Hamburg under part no 46485 Replacing Pulse Output Relays The pulse output relays ICs 14 15 17 18 23 and 24 are socketed solid state relays in a 6 pin DIL package If failure of a pulse output is attributed to a defective relay the respec tive component can easily be replaced against a new one The pulse relays are photocoupler photo relays TLP 598G available from Sperry Marine Hamburg under part no 42842 Replacing RS 422 Output Driver ICs 9 7 056352 B NAVIKNOT 450 D 9 8 Replacing Pulse Output Relays NAVIKNOT 450 D 056352 B Appendix A Setup and Configuration Tables The following tables blank forms are appended to this manual Designation Drawing No NAVIKNOT 450D Setup Table 5003 0125 02 NAVIKNOT 450 D Record of Calibration Trial Runs 5003 0125 05 Note Er After installation ofthe NAVIKNOT 450D please
75. re the run parameters The run clock is shown again indicating 00 00 s run time and the uncalibrated water speed as received from the preamplifier D Turn the vessel around and bring it on the required course for the approach to run B This is the exact reverse of the course maintained during run A Approach the run with the same speed engine rev s at which run A was carried out Keep the heading and speed steady Doppler Transducer Calibration 7 7 056352 B NAVIKNOT 450 D 8 Exactly at the start of run B TIME 00 00 S second landmark athwart SPEED 202 KN ships or start announced by supervisor press ENTER EN to start the run clock SPEED 20 2 KN 9 Exactly atthe end of run B ea en first landmark athwart UNCAL SPEED 202 KN ships or stop announced TRUE SPEED 20 0 KN by supervisor press ENTER CAL VALUE 02 to stop the run clock The display again indicates the run distance the average uncali brated speed the true speed over ground and the calculated calibra tion value 10 With the Right Left arrow keys alter the distance value until the dis tance displayed exactly matches the known distance I over ground as taken from the sea chart or given by the supervisor Press ENTER to store the run parameters The Two Way Trial Run sub menu is quit automatically As the result of the two way trial run one new entry will now be found in the calibration table The uncalibra
76. relay output active outp 6 TB 3 23 3 24 CR 40 green pulse relay output active outp 4 TB 3 19 3 20 CR 41 green relay output active log failure alarm TB 4 19 4 20 CR 42 green relay output active power failure alarm TB 4 17 4 18 CR 43 green pulse relay output active outp 5 TB 3 21 3 22 CR 44 green pulse relay output active outp 3 TB 3 17 3 18 CR 45 green relay output active watch alarm trigger TB 4 23 4 24 CR 46 green relay output active speed limit TB 4 21 4 22 CR 55 green activity on Rx line NMEA input 1 TB 4 28 4 29 CR 56 green activity on Rx line NMEA input 2 TB 4 30 4 31 CR 57 green status input active double ended ferry TB 4 11 4 12 CR 58 green status input active ext dim TB 4 15 4 16 CR 59 green status input active ext dim TB 4 13 4 14 CR 60 green status input active ext alarm mute TB 4 9 4 10 8 4 NAVIKNOT Electronics Unit and CDU s NAVIKNOT 450 D 056352 B 8 2 Doppler Transducer and Preamplifier D Failure to receive valid speed data from the preamplifier D resulting in a SRD Timeout or Preamp D Timeout alarm may be caused by a mechanical or electrical defect in the transducer or by a defective preamplifier The applicable troubleshooting procedures are described in the installa tion maintenance and service instructions for the Doppler transducers and preamplifier D document no 005005 0125 001 Doppler Transducer and Preamplifier D 8 5
77. s C white O kn Output s C blue C m s C black O ft s Service Setup Page 1 Voltage Min Voltage V Analog Output Max Voltage V Min Speed kn Max Speed kn Current Min Current mA Min Speed kn Max Speed kn Max Current mA Pulse Output Pulse Output 1 3 C 10 Pulse NM C 100 Pulse NM C 200 Pulse NM C 400 Pulse NM C 20000 Pulse NM RS 422 Output 1 3 Pulse Output 4 5 C 10 Pulse NM C 100 Pulse NM C 200 Pulse NM C 400 Pulse NM C 20000 Pulse NM Pulse Output 6 C 10 Pulse NM C 100 Pulse NM C 200 Pulse NM C 400 Pulse NM C 20000 Pulse NM Messages Baudrate VBW PPLAK C 4800 Baud VHW ALR 9600 Baud 7 VLW C 38400 Baud VLW extended NMEA Input 1 Messages Baudrate VTG 4800 Baud M DDC C 9600 Baud C 38400 Baud PPLAI C Mute Relay RS 422 Output 4 6 Messages Baudrate VBW 1 PPLAK 4800 Baud VHW ALR 9600 Baud 38400 Baud VLW extended NMEA Input 2 Messages Baudrate VTG C 4800 Baud ACK C 9600 Baud DDC 38400 Baud PPLAI 005003 0125 002 C Dec 2011 Page 1 of 2 Northrop Grumman Sperry Marine B V Woltmanstr 19 20097 Hamburg Germany Tel 49 40 29900 0 Fax 49 40 29900 298 E mail service de 9 sperry ngc com Service Setup Page 2 System Type P lt NAVIKNOT 450 D Sensor Sensitivity Value Sensor Polarity C NORMAL
78. see ECO EE Control and Display Unit DRAWING No 5001 0112 02 FIRST ANGLE DIMENSIONS IN PROJECTION MILLIMETERS STOCK No REPLACEMENT FOR FREE SCALE 73506 AL isn 2760 e Sperry Marine NAVIKNOT NAVIKNOT 350 E MASTER ACK MENU MASTER STW 12 7 kn DAILY TOTAL 9122 74 NM 674506 8 NM Speed Log Depth 150mm j lt Ansicht Pultplatte x Homburg Germany beson 1052007 Recke CONSOLE FRAME LAYOUT x Lp one DRAWING No sl Rahmen Lg Nr 0021 0112 86 sers 39086 NORTHROP GRUMMAN SPERRY MARINE 1032007 EN 200 39397 79 488 Each modification of this drawing requires the approval from ECO No DATE name STOCK No NORTHROP GRUMMAN SPERRY MARINE HAMBURG in written form M5 bei Montage vom Pultrahmen abbohren und gewindeschneiden Platzbedarf f r Rahmen Drilled off from console frame Space requirement for frame and threaded Mo 10 02 1994 Pultplatte max 20 mm dick Thickness of panel max 20 mm L d de 7 Pultousschnitt ME MEE EN D NAME LLL sss eer pos __ Be DRAWING No 1x2 98351 20 04 0 0012 0112 02 ag 99669 10 07 96 Ho SO FIRST ANGIE DIMENSTONS TN PROJECTION MILLIMETERS AA 99224 15 02 94 Ho EE No REPLACEMENT FOR FREE SCALE REV ECO No DATE Ausgabe 00A DIN ISO 2768 mH NORTHROP GRUMMAN SPERRY MARINE
79. ses per nautical mile Operating Principle The NAVIKNOT 450 D system utilizes the principle of Doppler shifted sound waves to determine the vessel s speed relative to the water along the longitudinal forward aft axis The sensing signals are high fre quency sound pulses which are transmitted from a transducer mounted through a hull penetration The transducer contains two transmitter receiver windows which transmit and receive signals in the forward and aft directions respectively The Preamplifier D generates the transmit pulses and detects the return echo from the water during the time between transmissions A time delay between pulse transmission and detection of the return signal ensures that echoes are received from undisturbed water outside the boundary layer at the hull The return signals are processed to deter mine the vessel s fore aft speed vector The preamplifier transmits the sensed speed in a digital format to the NAVIKNOT Electronics Unit longitudinal water speed transmit pulses aft return echos aft return echos fore transmit pulses fore 1 2 Operating Principle NAVIKNOT 450 D 056352 B 13 Technical Data General Speed Distance Ranges and Accuracies as per specification of the Doppler transducer measuring range 50 to 50 kn 1 cerror of displayed speed for a period of five minutes under good hydrostatic conditions pitch angles 5 1 or 0 1 kn N
80. ted speed stored at this entry is the average of the two averaged uncalibrated speeds from run A and run B The true speed stored at this entry is the average of the two true speeds calculated for run A and run B 7 8 Doppler Transducer Calibration NAVIKNOT 450 D 056352 B One Way Trial Run Note In aone way trial run any drift due to wind and or current will adversely affect the calibration Conducting a one way trial run in the presence of drift may degrade instead of improve the speed accuracy To carry out a one way trial run 1 Bring the vessel on the required course for the approach to the run 2 Approach the run with the speed engine rev s at which the calibra tion is to be carried out Keep the heading and speed steady 3 Goto page 2 ofthe Service Setup and select the Calibration One Way Trial Run sub menu The run clock is shown indicating 00 00 s run time and the uncali brated water speed as received from the preamplifier D SERVICE SETUP Page 2 4 Exactly at the start of the CALIBRATION run first landmark athwart ONE WAY TRIALRUN ships or start announced by supervisor press ENTER TIME 00 00 S SPEED 20 2 KN to start the run clock 5 Exactly at the end of the TIME 00 02 30 S SPEED 20 2 KN run second landmark athwartships or stop announced by supervisor DISTANDE NOME press ENTER to stop the run UNCAL SPEED 20 2 KN TRUE SPEED 20 0 KN clock
81. temporarily to generate speed output data in case of transducer failure or for testing SENSOR Speed data is read from the speed sensor input i e from the Doppler preamplifier This setting must be active at all times during normal opera tion of the system EXTERN Speed data is read from the NMEA VTG sentence at one ofthe NMEA inputs 1 or 2 This setting allows to use speed data from a GPS instead of manualinput Note that while the VTG sentence contains ground speed the NAVIKNOT 450 D displays and transmits the data as water speed The external input may therefore be chosen only temporarily to generate output data in case of transducer failure or for testing Man Speed Value Sets the input value in the manual input mode Value 99 9 99 9 kn Transducer ON Switches the Preamplifier D transmit circuits on or off Settings ON option checked The preamplifier D fore and aft channel transmit circuits are switched on This setting must be active at all times during normal opera tion of the system OFF option unchecked The preamplifier D fore and aft channel transmit circuits are switched off This setting should be activated while testing and servicing the system when the vessel is drydocked to prevent the transducer from operating in free air 2 10 Manual Settings Menu NAVIKNOT 450 D 056352 B 2 10 User Setup The User Setup menu provides access to settings which the operator may need to alter only occasion
82. tion requirements Preamplifier updated 982 192 25 10 07 unless otherwise stoted initial 981 900 11 06 07 5001 0153 13501 ACAD CHD ECO 21 06 2007 NORTHROP GRUMMAN Sperry Marine Steiger DRAWING No SHEET T 5001 0153 13 G NORTHROP GRUMMAN SPERRY MARINE 11 06 2007 All cables to include a min 1 10 of unused conductors DESCRIPTION ECO No DATE Hamburg Germany Each modification of this drawing requires the approvd from NORTHROP GRUMMAN SPERRY MARINE HAMBURG in written form
83. ues In a number of sub menus parameters are set by editing a numerical value or an alphanumerical string To edit a parameter value in the respective sub menu SAE With the Up Down arrow pue P keys edit the character at HA the current cursor position 0 With the Right Left arrow dm 4 D keys move the cursor for 54 ward back to edit the next revious character EEE Sn E PE Press ENTER to confirm the new value and leave the option sub menu MENU leaves the option sub menu without changes 2 8 Operating Menu NAVIKNOT 450 D 056352 B 2 9 Manual Settings Menu The Manual Settings menu provides access to settings which the opera tor may need to alter more or less frequently during normal operation Manual Settings Overview Figure 2 2 Manual Settings MANUAL SETTINGS SPEED M0DE STW SPEED MODE STW speed data input mode lt lt SENSOR AUTO EXTERN AUTO MAN SPEED VALUE EE D MAN SPEED VALUE manual input value lt E speed 99 99 kn TRANSDUCER ON px TRANSDUCER ON transducer on off setting La selected preamplifier transmit circuit on deselected preamplifier transmit circuit off Manual Settings Menu 2 9 056352 B NAVIKNOT 450 D Manual Settings Parameters Speed Mode STW Selects the speed input mode Settings MAN The actual speed value is entered manually This setting may be chosen only
84. unters The counters display the distance made good through the water The count is incremented at posi tive speeds only counting is halted during zero or negative speeds Master Remote status The indication MASTER is shown in the top right corner of the CDU which currently the master unit Other CDUs if present will show the indication REMOTE Manual External speed input active When the manual or external input mode has been activated in the manual settings menu the indica tion MAN or EXTERN respec tively is shown in the top left corner of the speed display Speed not calibrated When the transducer calibration table is empty or calibration has been switched off the indication UNCAL is shown in the top right corner of the speed display Display Indications in Normal Operational Mode 2 3 056352 B NAVIKNOT 450 D 2 5 Requesting Master Control In case more than one CDU is installed only one of these can be assigned master control all other CDUs will operate as remote units Only from the master the operator can access the operating and service menus acknowledge alarms and scroll through the alarm list Remote CDUs permanently display speed and distance The only keys functional at a remote CDU are the DIM DIM keys to adjust the bright ness level and the MASTER key which requests master control to be transferred to this CDU To request master control at a remote CDU
85. vered with the Preamplifier D type 5005 A 17 Dec 2007 initial version not officially released NAVIKNOT 450 D 056352 B Safety Instructions Safety Notice Conventions The following safety notice conventions are followed throughout this manual MO OIC A Danger notice contains an operating or main tenance procedure practice condition state ment etc which if not strictly observed will result in injury or death of personnel gt WARNING A Warning notice contains an operating or maintenance procedure practice condition statement etc which if not strictly observed could result in injury or death of personnel gt CAUTION A Caution notice contains an operating or main tenance procedure practice condition state ment etc which if not strictly observed could result in damage to or destruction of equip ment Note A Note contains an essential operating or main tenance procedure condition or statement which is considered important enough to be highlighted QU Special safety symbols may be used in this manual to indicate Risk of electrical shock Used in conjunction with a Danger or Warning notice Electronic components sensitive to electrostatic discharge SAEN Used in conjunction with a Caution notice 056352 B NAVIKNOT 450 D General Safety Information for the Operator CAUTION In the Manual and Extern modes the NA
86. y intended for use with NAVIKNOT EM Log variants the sensitivity setting may also be used in Doppler systems to linearly amplify or attenuate the raw speed data received from the preamplifier D Normally however the sensitivity setting should be left at the factory default of 1 unity gain and the transducer data should be calibrated by means of the calibration table only A sensitivity corrected speed data output A gt raw speed data input Note When setting the sensitivity to any other value than 1 bear in mind that the value does not equal the gain applied but rather its reciprocal Thus for example a sensitivity value of 0 8 multiplies the raw speed by 1 25 while a value of 1 25 multiplies it by 0 8 To set the sensitivity value 1 Go to page 2 of the Serv ice Setup and select the Sensor Sensitivity sub menu With the Up Down and Right Left keys set the sensitivity as required press ENTER to store the value and exit the sub menu SERVICE SETUP Page 2 SENSOR SENSITIVITY 9 lt 1 00 P UY OR t Sensor Sensitivity Setting 7 1 056352 B NAVIKNOT 450 D 7 2 Doppler Transducer Calibration To minimize the deviation between the vessel s actual water speed and the speed displayed and transmitted the NAVIKNOT 450 D stores trans ducer specific calibration data in a so called calibration table The calibration table holds up to 21 entries

12 8 kn - Sperry Marine

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