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Navico MN000802A-G, Installation Manual

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Navico MN000802A-G Installation Manual Download Page 47

 

 

 

NMEA devices must be connected to an unused NMEA port on the connector strip.  

The remote power signal configuration is explained in "Configure the remote power control for a 

6000i or 6100i (common power source)" and "Configure the remote power control for a 6000i or 

6100i (different power sources)". 

 

Wire function      6000i/6100i 

Connector PIN 

Bare Wires   Radar Comms 

(Connector 1) 

SmartCraft 

(Connector 
2) 

 

PI
N 

Color Color  Pin 

Color 

Pin 

Color 

NMEA 1 IN A 

3 

Brown 

Brown 

 

 

 

 

NMEA 1 IN B 

1 

Blue 

Blue 

 

 

 

 

NMEA 1 IN 
GROUND 

4 White/Blue  White/Blue 

 

 

 

 

NMEA 1 OUT A 

12  Violet 

Violet 

 

 

 

 

NMEA 1 OUT B 

7 

Gray 

Gray 

 

 

 

 

NMEA 1 OUT 
GROUND 

8 Blue/White  Blue/White 

 

 

 

 

NMEA 2 IN A 

6 

White/Brown  White/Brown 

* 

1 Green 

 

 

NMEA 2 IN B 

2 

Brown/White  Brown/White 

* 

2 Red 

 

 

NMEA 2 IN 
GROUND 

5 White 

White * 

 

 

 

 

NMEA 2 OUT A 

15  Yellow 

Yellow * 

7 

Orange 

 

 

NMEA 2 OUT B 

11  Orange 

Orange * 

8 

Blue 

 

 

NMEA 2 OUT 
GROUND 

10 Black 

Black 

12  Yellow 

 

 

RS-232 GROUND 

17  Tan 

Tan 

 

 

1 White 

RS-232 RX 

16  Green 

Green ** 

 

 

3 Green 

RS-232 TX 

18  Red 

Red ** 

 

 

8 Red 

REMOTE SAVE 

13  Orange/Whit

e 

Orange/White 

 

 

 

 

6000i or 6100i 
REMOTE POWER 

OUT 

14 Pink 

Pink 

 

 

 

 

SHIELD 9 

Drain 

Drain 

9 

Drain 

 

 

RADAR REMOTE 

POWER IN 

 

White/Orang

e 

 

10 Brown 

 

 

Summary of Contents for MN000802A-G

Page 1: ...MN000802A G Navico Marine Network Systems 2 kW Radar Installation Guide ...

Page 2: ...ion of the device Refer also to the system specifications section 1 3 CE Compliance Hereby Navico New Zealand declares that this Radar Processor is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC 1 4 Intro Disclaimer As Navico is continuously improving this product we retain the right to make changes to the product at any time which may not be ref...

Page 3: ... Registration Card In case of any queries refer to the Manufacturer of Radar Chart Multifunction Displays 1 6 Feedback from you Your feedback is important and helps Navico ensure that this manual is a valuable resource for all marine technicians E mail your comments or suggestions about this manual to the following address manuals navico com ...

Page 4: ...4 7 2 kW scanner dimensions 16 4 8 Install a scanner on a trestle 17 4 9 Install the 2 kW scanner unit 17 4 10 Install the radar processor 18 5 Check the 2 kW radar parts 19 6 Wiring guidelines 22 6 1 Connect the 2 kW interconnection cable NS003101 to the scanner 22 6 2 Run the 2 kW interconnection cable NS003100 NS003101 to the radar processor 26 6 3 2 kW radar processor connections 27 6 4 Connec...

Page 5: ...ettings 50 9 10 Heading sensor requirements 51 9 11 Disable the heading sensor input 51 9 12 Calibrating the radar 51 9 13 Prepare for calibration 51 9 14 Tune the radar 52 9 15 Set the STC Curve 52 9 16 Set the trigger delay 52 9 17 Set the heading calibration heading sensor installed 53 9 18 Set the heading calibration heading sensor not installed 54 9 19 Restore all the factory settings 54 9 20...

Page 6: ... to turn 66 12 4 How to reduce noise and interference 67 12 5 Make sure the power is present and correctly wired 67 12 6 Confirm the equipment installed 67 12 7 Confirm the equipment installed 68 12 8 Are range rings displayed 68 13 2 kW radar system specifications 69 ...

Page 7: ...that require precise measurements of direction distance topography or location Always compare the navigation information received from your radar with data from other navigation aids and sources When a conflict arises between the navigation data from your radar and data from other navigation aids make sure you resolve the conflict before proceeding with navigation A CAREFUL NAVIGATOR NEVER RELIES ...

Page 8: ...radar Note Most countries accept that RF power density levels below 100 W m2 cause no significant RF hazard Scanner Model Vertical beam angle of scanner degrees Minimum safe distance 100 Watts per m average power density Note 1 Minimum safe distance 10 Watts per m average power density Note 2 2 kW 30 1 6 ft 0 5 m 4 6 ft 1 4 m 4 kW 25 3 ft 0 9 m 9 3 ft 2 8 m 6 kW 20 3 6 ft 1 1 m 11 5 ft 3 5 m 10 kW...

Page 9: ...ote 10 kW and 25 kW scanners are not compatible with the Simrad NX40 NX45 Northstar M84 or M121 Branding information Brand Display heads that support the Navico radar system Simrad GB40 network system Simrad NX 40 NX45 To ensure that scanners have the correct brand decal please ensure that scanner part numbers to end in SIM for Simrad branding e g AA010024SIM Northstar 8000i network system Northst...

Page 10: ...part number ends in LOW for Lowrance branding e g AA010024LOW 3 1 2 kw Radar overview The 2 kW radar system is intended for use in a marine environment It consists of a Scanner protected by a 450mm diameter dome connected to the 2 kW radar processor module by a prefabricated 15m 49ft interconnection cable AA010088 The cable is attached to the dome at the factory A longer 20m 65 5 ft cable is also ...

Page 11: ...40 or Northstar 8000i page 30 GB40 8000i Serial Connectivity RS485 For more information how to connect to RS485 displays see Connect Simrad NX40 NX45 Northstar M84 M121 page 38 NX40 NX45 M Series RS422 For more information how to connect to RS422 displays see Connect Northstar 6000i 6100i page 42 6000i 6100i GlobalMap LCX LMS and X ranges of displays See above list for specific models ...

Page 12: ...g configuring the display or network system to work with the radar adjusting the radar for proper performance Don t take any shortcuts and follow these instructions carefully This section explains how to choose the correct location for the scanner install the scanner on a power boat or a yacht choose the correct location for the radar processor install the radar processor Read the important warnin...

Page 13: ... location site provides the scanner with a clear view of the front of the vessel DON T DO THIS DON T install the scanner too high up where its weight will alter the stability of the vessel and cause degradation of the radar picture over short ranges see How to find the optimum height for the scanner DON T install the scanner close to lamps or exhaust outlets The heat emissions may cause the equipm...

Page 14: ...n cause two problems ahead of the power boat the beam is projected too high to sweep the water surface effectively Targets can be missed completely or appear at a very poor resolution on the display screen astern of the power boat the beam is projected too low and is concentrated over a small area of water so that sea clutter becomes a problem on the display screen In this case you re recommended ...

Page 15: ...it can operate effectively in a heavy swell or when the yacht is heeled over 4 4 How to find the optimum height for the scanner The optimum height for the scanner is as close as possible to the A B line for best performance How to find the A B Line The vertical extent of the radar beam is 2θ so most of the radar beam is concentrated within this angle meaning that outside of this angle the radar be...

Page 16: ...he theoretical distance traveled by the radar beam using the following formula D 2 23 h1 h2 where D is distance traveled by the radar beam h1 is the height above sea level of the scanner h2 is the height above sea level of a target An example is shown below In this example the scanner is installed on the vessel at a height of 10 ft 3 m above sea level h1 Island A is 33 ft 10 m high h2 and for comp...

Page 17: ...ard side This will move any shadows to the port side maximize the radar view of your give way sector and ensure a clear view of the area around the vessel at the bow Use the following formula to calculate the distance that you ll need to move the scanner Ls 0 4R D 2 when R is less than 49 ft 15 m Ls 0 025R D 2 When R is greater than or equal to 49 ft 15 m where Ls distance to be moved from the kee...

Page 18: ... installing the bolts from the topside Ensure that you can access the underside of the location site before drilling Find the paper installation template and tape it securely to the chosen location site Before drilling check that the location site is not more than 0 6 15 mm thick you have oriented the template correctly so that the front of the scanner unit will face the front of the vessel the lo...

Page 19: ...n site must allow you to easily connect the radar processor to the ship s ground the interconnection cable the power cable and the radar communications cable or the network cable Check that these cables and the ship s ground can easily reach the radar processor BEFORE you drill The radar processor dimensions are shown on the drilling template Follow the instructions on the drilling template to ins...

Page 20: ...nection cables in the section relating to the display head unit If you want to use an interconnection cable length other than the 15 m 49 ft or 20 m 65 5 ft options please consult your Navico brand dealer Unpack the boxes carefully and check the contents against the packing lists If anything is missing contact your distributor AA010024SIM Simrad branded 2 kW scanner standard components AA010024NOR...

Page 21: ...nting template LA000451 AA010012 2 kW Radar processor standard components Qnt Item Description Part No 1 2 kw Radar processor AA010012 1 This Manual 1 Installation Template LA000276 1 Product Registration Card CD000085 1 Warranty Card CD000260 4 Mounting Screws HR000061 ...

Page 22: ...AA010089 Optional longer length interconnection cable for radar scanner order separately Quantit y Item Part name Part No 1 Interconnectio n cable for the radar scanner AA01089 length 65 5 ft 20 m ...

Page 23: ...move cables DO make sure cables connecting to the radar processor are not under stress from bending or twisting that could place pressure on the processors connectors 6 1 Connect the 2 kW interconnection cable NS003101 to the scanner If you have the NS004790R standard 2 kW radar system the scanner is supplied with the 49 ft 15 m interconnection cable NS003100 already connected and you can ignore t...

Page 24: ...Carefully lift the main unit and stand it upright in the slot on the scanner casing ...

Page 25: ...ng strap Place the locking nut gasket A and gasket B over the end of the interconnection cable in the order shown then push the interconnection cable through the cable entry point into the radome Ensure that you push through sufficient cable to easily connect the connectors At the cable entry point take care that the grooves in gaskets A and B are opposite each other see the figure Tighten the loc...

Page 26: ...le Attach connector D to one of the screws close by to provide an Earth as shown in the figure The wiring details for the connector ends B C and D are as follows 2 kW interconnection cable NS003101 connector ends Pin Color Name AWG size B C D 1 Green big 12 1 2 Yellow big 12 2 3 Green thin 24 7 4 Clear Coax signal 24 4 5 Drain wire for 4 24 5 6 Drain wire for 7 24 3 7 Black Coax signal 24 2 8 Whit...

Page 27: ...in details are provided here for information in case the connector needs to be removed to feed the cable or in case the cable needs to be shortened The front view of the 2 kW interconnection cable is shown above 2 kW interconnection cable pin details Pin Color Name Signal name AWG size 1 Green big Power 12 2 Yellow big Power GND 12 3 Green thin Pulse width 24 4 Clear Coax signal Video 24 5 Drain w...

Page 28: ...40 8000i network using Navico network cables NS00481X 0 5 m 2 m 5 m and 10 m available Power ve and ve Power input Ship s power 12 V DC ONLY using the power cable NMEA Comms Data communications for Simrad NX40 45 Northstar 6000i 6100i M84 and M121 systems Lowrance systems as above Remote power control relay and ignition NMEA communications for compass input Simrad NX40 45 Northstar 84 121 use the ...

Page 29: ...e breaker box with the fuses breakers for other devices The radar processor must have it s own exclusive fuse circuit breaker The fuse circuit breaker should be labeled appropriately To connect the power cable to the radar processor you must Strip away approximately 0 4 10 mm of the shielding at the end of the power cable and then identify the positive wire and the negative wire Unscrew the small ...

Page 30: ...method of connection to the vessel s hull is shown at B If you are installing the radar processor on a vessel with a non metallic hull connect the radar processor Chassis Earth to the vessel s ground network If a vessel s ground network is not available leave the radar processor Chassis Earth unconnected 6 6 Radar system checklist When you ve finished the wiring visually check that each component ...

Page 31: ...e 328 ft 100 m NS004818 Unterminated Cable 300 m If there are only 2 ethernet network devices that make up the network i e the NavComputer and the radar processor it is possible to use an ethernet crossover cable NS004815 7 1 Parts needed to connect radar to a GB40 or 8000i system Ethernet Cables Simrad GB40 and Northstar 8000i The connection between the radar processor and the GB40 8000i system i...

Page 32: ...rom a SimNet heading source This connects to the 12 pin NMEA COMS connector on the radar processor Optional parts to connect GB40 and 8000i NS004801 Utility cable This is used to supply the radar processor with heading information at 10 hz from a NMEA 0183 heading source This connects to the 12 pin NMEA COMS connector on the radar processor ...

Page 33: ... connection using SimNet heading The diagram below details how to connect the Navico radar to a GB40 system using a crossover cable or using the 8 port ethernet linker Heading is via SimNet For Key information page 33 ...

Page 34: ...with 15 m 49 ft NS003100 Cable attached Cable from Scanner connects to Radar Processor box An Optional longer cable is available but only upto 20 m 65 5 ft B NS003100 Optional 20 m 65 5 ft Scanner cable Will require disassembly of dome to connect this replacement cable Cable has radar processor connector on one end and 3 small terminated flat connector on the other CAUTION Installation of this cab...

Page 35: ...812 Ethernet cable 5 m 16 5 ft male male connectors NS004813 Ethernet cable 0 5 m 1 6 ft male male connectors NS004814 Ethernet cable joiner 0 5 m 1 6ft female female NS004817 Ethernet cable bulk roll 100m 328 ft un terminated NS004818 Ethernet cable bulk roll 300m 985 ft un terminated NS004816 Ethernet Connector Field terminating ethernet connector for bull ethernet cable F NS004815 Ethernet cros...

Page 36: ...EA COMMS port is shown for information Pin Function 3 NMEA TX data 4 NMEA Ground 5 NMEA Rx data 6 NMEA RX data 9 Shield 11 12 V Compass Power 100 mA max It is recommended that a single compass data source is used for a 8000i or GB40 network 7 4 Commision the radar using a GB40 or 8000i tarting up Radar When commissioning the Navico radar leave the unit on Standby for 20 minutes before transmitting...

Page 37: ...mage of the jetty echo is displayed Adjust the radar range offset to make the jetty echo appear as a straight line on the display as shown If it s not possible to position the vessel near a suitable target perform a rough set up of the range offset by using the circle at the center of the radar screen as a guide If your Radar screen has a wide black circle around the center decrease the radar rang...

Page 38: ...n Array Parking Angle Deg 0 Sets the angle that the radar scanner will come to rest Radar Power on Action Standby X When powered the radar will warm up then go into standby mode Remain Off When powered the radar will remain off Radar information switch Displays magnetron hours information for the 10 kW and 25 kW Scanners Select Return ...

Page 39: ...upplied as standard and must be ordered separately Radar connection kit AA002461 Quanti ty Item Part name Part no Radar connection kit AA01011 2 1 Radar serial comms cable 3 m 9 75 ft Radar processor heading sensor display Y cable Radar processor NMEA in cable 250mm 9 75 in CB00060 7 CB00061 2 CB00061 7 8 Connect Simrad NX40 NX45 Northstar M84 M121 ...

Page 40: ...allation of this cable should only be done by an experienced radar service technician C AA010012 2 Kw radar processor No cables supplied Connects to displays via RS485 protocol using optional radar connection cable kit The 2 kW System is 12 V DC ONLY 25 W max D Display Head NX40 45 or M84 121 E F G AA010112 Radar connection Kit see Parts needed page 38 H Heading Sensor NMEA 0183 I AA010150 AT40 J ...

Page 41: ...erent park positions to find the correct one The strength of the wind will also affect the park position Zero bearing Use the zero bearing alignment to rotate the radar image one degree at a time so that a known object dead ahead is directly under the boat s heading marker This means that the radar image is aligned with the displayed chart and the compass An accurate bearing alignment is particula...

Page 42: ...on the radar window At this stage the jetty echo may appear to be bent Select Zero range then use the arrow keys to adjust the zero range setting until the jetty echo appears as a straight line on the radar window Antenna height Select Antenna height then enter the height of the antenna above sea level ...

Page 43: ... extension cable for 6000i and 6100i installations only order separately Quantit y Item Part name Part no 1 Radar communicatio ns extension cable NS003108 Serial comms extension cables adaptor Quanti ty Item Part name Part no 1 16 4 ft 5 m extension and adapter 32 8 ft 10 m extension and adapter 49 25 ft 15 m extension and adapter 65 5 ft 20 m extension and adapter AA00243 0 AA00243 1 AA00243 2 AA...

Page 44: ...thstar 6000i or 6100i system a 10 ft 3 m radar communications cable NS003107 is supplied with the 6000i or 6100i system If this is not long enough an optional 6 ft 1 8 m extension cable NS003108 can be added between the radar processor and the 6000i This extension cable is not supplied as standard and must be ordered separately Item Function A Junction box B To NMEA Device 1 C To NMEA Device 2 D T...

Page 45: ...F Circuit breaker fuse box G Optional radar communications extension cable NS003108 H Vessel s Ground I NTSC Video Input J Fuse 7A K GPS antenna L Power M NMEA N Ethernet 0 AUX P VGA out ...

Page 46: ...t not connect any other device to the bare ends White Brown Brown White Yellow Orange Black Orange White and Drain The free ends of the radar communications cable NS003107 must be terminated in a junction box or isolated from each other see the figure in the previous section The junction box is not supplied The communications cable has a 0 41 10 5 mm diameter The junction box must be waterproof an...

Page 47: ...MEA 1 IN B 1 Blue Blue NMEA 1 IN GROUND 4 White Blue White Blue NMEA 1 OUT A 12 Violet Violet NMEA 1 OUT B 7 Gray Gray NMEA 1 OUT GROUND 8 Blue White Blue White NMEA 2 IN A 6 White Brown White Brown 1 Green NMEA 2 IN B 2 Brown White Brown White 2 Red NMEA 2 IN GROUND 5 White White NMEA 2 OUT A 15 Yellow Yellow 7 Orange NMEA 2 OUT B 11 Orange Orange 8 Blue NMEA 2 OUT GROUND 10 Black Black 12 Yellow...

Page 48: ...ons above See cautions above The end view of the three 3 connectors are shown 6000i 6100 connector NMEA pin assignments Connector 1 Radar NMEA Communications pin assignments Connector 2 SmartCraft pin assignments ...

Page 49: ... less apart The radar processor has two remote power inputs with opposite active states which are OR ed together Pin 10 input active low is used by the 6000i or 6100i systems and Pin 12 input active high is used by the 8000i system Pin 12 is tied to ground through the NS003107 cable to allow control through Pin 10 The radar processor has an active low input with a pullup resistor to Vbatt to compl...

Page 50: ...hanged Here s how they work any button displayed in red is already active Press it or use the keypad or cursor controls to adjust the value any button displayed in blue is inactive Press it once to activate it The radar normally provides a good picture when used in its automatic modes described in Configure the navigator In many cases the picture can be improved by using the Range Rider mode Befor...

Page 51: ...e Mode key determines how the gain and clutter keys work It has the following settings Auto 1 and Auto 2 are for normal open water conditions The two automatic modes can be optimized for two different conditions Harbor automatically optimizes the radar settings for use in a harbor This is the default setting Range Rider is a Navico exclusive feature recommended for use when manual settings are req...

Page 52: ... scanner Press Enter to turn it on Press Page 2 Page 3 Page 4 and Install to show the installation screen Press Hdg Sensor Installed to change its displayed status to No Press STAR to display the alarm screen then press Clear Alarm This clears the heading sensor alarm 9 12 Calibrating the radar You must calibrate the newly installed radar by adjusting the trigger delay and the heading calibration ...

Page 53: ...rve You can select different curve shapes if required for special applications The height of the scanner affects the STC curve shape needed for the sea control to effectively reduce sea clutter The STC curve shape corresponds to the scanner s height in meters above the waterline for example if the scanner is 20 ft 6 m above the waterline select STC curve 6 Curve 4 is the default and represents a s...

Page 54: ...adar image on the screen to line it up with the displayed chart and the compass Accurate heading calibration is particularly important when the radar image is overlain onto the chart Note Make sure the heading sensor is calibrated according to the manufacturer s recommendations When performing a sea trial of the vessel set a straight course for a solid object such as a lighthouse jetty or radar na...

Page 55: ...tings If you need to restore ALL of the radar settings except trigger delay heading calibration and whether or not a heading sensor is installed to their factory settings do the following From the main radar page press Page 1 Press Restore Press Restore factory settings to return the unit to its state when it was shipped with the exception of the following trigger delay heading calibration whether...

Page 56: ...sary press Rain Clutter again to make it read Manual Press 0 twice on the keypad to set the rain clutter value to zero Press Sea Clutter Press 0 twice on the keypad to set the sea clutter value to zero Press Gain to activate the control If necessary press Gain again to make it read Manual Press 1 5 and 0 on the keypad to set the gain to 150 Press Return and Done to return to the main radar screen ...

Page 57: ...it y Item Part Name Part No 1 FC40 Fluxgate Compass OR RC42 Rate Compass This has a 5 5 m 18 ft SimNet cable attached Connect using the below radar accessories kit 22090245 22090237 Radar Accessories kit 000 0127 45 Optional Used to interface the above heading sensors Quantit y Item Part Name Part No Simnet to Micro C 24005729 10 Connect to Lowrance Displays ...

Page 58: ...dar data cable is connected to the radar processor Radar processor installation is covered in the Radar Installation manual The RIM 300 works from a 12 volt DC battery system The display unit power cable has four wires red black blue and green You will use the red and black wires to power your display unit Attach the red wire to an accessory switch or power bus connected to a 12 volt battery Conne...

Page 59: ...n the radar processor box After all wires and cables have been connected and all unused wires insulated insert the RIM 300 cable plug in the power data receptacle on the back of your display unit 10 3 Setup the radar with Lowrance displays The Radar Setup menu allows you to setup and adjust radar settings like Transmit Off Zone and Antenna Park Most of the settings in the Radar Setup menu will onl...

Page 60: ...ay Press PAGES then use to select the radar tab Press to select RADAR ONLY then press EXIT Radar only highlighted on Radar Pages menu left Radar menu with Radar Power selected right Press MENU then use to select RADAR POWER from the radar menu and press ENT A confirmation message will appear Press to select YES and press ENT A warm up countdown will commence that will vary depending on the model o...

Page 61: ...ar Only page and press MENU Use to select RADAR RANGE and press ENT which will call up the Radar Range list Press to select 1 8 nm and press ENT You also can set the range to 1 8 nm from the radar screen by using the ZIN and ZOUT keys Gain To set Gain to zero press MENU select GAIN and press ENT That will launch the Gain vertical scrollbar Press until the Gain is set to zero percent Press EXIT Not...

Page 62: ...witch the radar into transmission mode A confirmation message will appear press to select YES Press MENU then select GAIN and press ENT which will call up the Gain vertical control bar Press to increase the Gain level to around 15 One or two red rings with blue borders should be visible on the screen depending on the wattage of your radar antenna Now from the Radar Setup menu press to ADJUST TRIGG...

Page 63: ...y calm seas like an open bay If you have any doubt about your understanding of the Main Bang Suppression feature you should have it set up by a qualified Radar technician From the Radar Setup menu press to ADJUST MAIN BANG SUPPRESSION and press ENT That will launch the Main Bang Suppression vertical scrollbar The small red ring we adjusted during Trigger Delay setup will still be on the display Pr...

Page 64: ...le enlarged view right l Adjust Heading Line Press EXIT to clear the scrollbar from the screen Now reset Gain Anti Sea Clutter and Anti Rain Clutter back to a desired leve The Heading Line command is used to make sure the green heading line zero point on your display is lined up with the bow of your vessel Before heading line adjustment After heading line adjustment ...

Page 65: ...ircuit in the magnetron emits a strong magnetic field that can badly affect such items Remove any dust dirt or sea salt from the external surfaces particularly the front side of the scanner with a lint free cloth dampened with alcohol or water Do NOT use petrol gasoline benzene thinner or similar solvent to dampen the cloth as these cause deterioration of the external surfaces At least once every ...

Page 66: ...an be removed easily by unclipping the two caps located on both sides of the bottom part of the drive motor Clean any carbon powder off the drive motor commuter with a dry brush or if this will not remove it use sand paper 250 to 400 11 4 Other maintenance items Re set the heading calibration annually and after any major structural changes to the vessel 11 5 Feedback from you Your feedback is impo...

Page 67: ...ner and open array if applicable are fitted correctly If radar reception is poor check for physical damage to the cables such as fraying and for any loose connections check for water damage to the radiator or to the cables between the radar components check for interruptions in the pulse switching signal If an image appears on the display but the direction of the radar image is not stable the dire...

Page 68: ... box are securely screwed and or fastened in place so that the internal shielding is effective each piece of radio equipment is grounded to the closest ground location and that other devices are grounded to the closest ground location on the hull the radar cabling has not been bundled with the VHF radio cabling and or with the direction finder cabling The radar cabling must always be separate 12 5...

Page 69: ...2 V DC or 24 V DC Radar Processor NS004782 10 kW 24 V DC Radar Processor NS004783 25 kW 24 V DC Radar Processor NS004784 12 8 Are range rings displayed Yes range rings are displayed 1 Confirm that the installation set up had been performed 2 Verify that the array is turning If it is a dome with the power off remove the dome cover weather permitting Apply power to the system After the warm up count...

Page 70: ...etron NJRC M1537 Horizontal beam width 5 2º 10 3 dB width Vertical beam width 30º 20 3 dB width Side lobe level 21 dB maximum within 10 Rotation rate 27 rpm 10 Pulse length PRF 0 08 µs 50 25 2250 Hz 0 3 µs 50 30 1200 Hz 0 8 µs 25 600 Hz See Pulse Width and Bandwidth Selector table below Duplexer Microwave T junction with diode limiter Model NJRC NJS6947 Mixer MIC front end IF amplifier Center freq...

Page 71: ... lbs 870 g Vibration EN60945 Waterproof No rating Temperature range 5ºF to 131ºF 15ºC to 55ºC Relative humidity 95 at 104ºF 40ºC Power up time Approximately 35 seconds DC input 10 8 V to 36 V DC 12 24 32 V system Power consumption 3 W when operating Leakage current 200 µA when off with a remote power input Operation is limited to 12 V DC systems due to processor box supply limits ...

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