Furuno manual Foreword, Features Word to FR-8051/8111/8251 Owners, Vii

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FOREWORD

Features

A Word to FR-8051/8111/8251 Owners

FURUNO Electric Company thanks you for purchasing the FR-8051/8111/8251 Marine Radar. We are confident you will discover why the FURUNO name has become synonymous with quality and reliability.

For over 40 years FURUNO Electric Com- pany has enjoyed an enviable reputation for quality and reliability throughout the world. This dedication to excellence is furthered by our extensive global network of agents and dealers.

Your radar is designed and constructed to meet the rigorous demands of the marine environ- ment. However, no machine can perform its intended function unless properly installed and maintained. Please carefully read and follow the operation and maintenance procedures set forth in this manual.

We would appreciate feedback from you, the end-user, about whether we are achieving our purposes.

Thank you for considering and purchasing

FURUNO.

The FR-8051/8111/8251 has a large variety of functions, all contained in a rugged case.

All controls respond immediately to the operator’s command and each time a key is pressed, the corresponding change can be seen on the screen immediately.

•High definition 12-inch raster-scan display.

•Precision slotted waveguide antenna ca- pable of withstanding 100 knot wind ve- locity.

•Eight levels of target quantization for high target definition.

•On-screen alphanumeric readout of all op- erational information including ship’s po- sition and speed.

•Unique function key automatically sets up for optimum performance with environ- ments and targets.

•Automatic suppression of sea and rain clut- ter.

•Echo trails to assess targets’ speeds and courses.

•Presentation modes: Head-up, Course-up, North-up and True Motion.

•Aural alarm alerts when targets enter (or exit) an area.

•Floating EBL provides measurements of range and bearing between two targets.

•Electronic target plotting.

•Waypoint data from external navigator.

•Dual VRMs and EBLs.

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Contents Marine Radar First Edition NOV Safety Information Do not diassemble or modify the equipment Iii Radio Frequency Radation HazardUse the correct fuse Table of Contents Maintenance Features Word to FR-8051/8111/8251 Owners ForewordVii Configuration of FR-8051/8111/8251 Specifications Antenna UnitTransceiver Module Display Unit Power Supply and Power ConsumptionEnvironmental Conditions OthersStandard Set Equipment ListsXii Name Type Qty RemarksSpare Parts Optional EquipmentXiii Name Type Code No RemarksCategorization by Specification XivFunction Type Control Description Operation25 NM Display IndicationsDisplay indications lower part Turning the Radar On/Off Selecting RangeTransmitting, Stand-by Presentation Mode Selecting presentation modePresentation mode Description Representative display Description Presentation modeMenu Overview Basic menu operationChanging pages on the Initial menu MK Erase erase all fixed marks Menu treeInitial Tune SET AUTO, Manu SPD Mode MAN, LOG, NAV Adjusting Sensitivity Tuning the ReceiverAdjusting Picture Brilliance Selecting tuning modeAdjusting Range Ring Brilliance Adjusting Brilliance of Control Panel and MarkersSuppressing Sea Clutter Automatic anti-clutter controlHeading and North Markers Suppressing Rain ClutterMeasuring the Range Measuring range by the range ringsMeasuring Bearing Collision Assessment by Measuring Range Offset EBL Canceling the cursor offsetOff-centering the Picture Index LinesZoom Inscribing Marks on the DisplayFunction key Own Ship Speed Turning on a functionAutomatic speed input Interference Rejector Ship’s GraphicEcho Trails Manual speed inputStarting echo trail Canceling echo trailTrail time Trail referenceElectronic Plotting E-plot Trail brilliancePlotting a target Target data Canceling target plottingTrue or relative vector Vector timeSetting a guard zone Setting a Guard Alarm ZoneSelecting guard zone type Activating the guard zonesSilencing the aural alarm Watch AlarmCanceling the guard zone and guard alarm How to turn on echo averaging26 Echo average Suppressing Second-Trace EchoesEcho Stretch Presetting pulselengthNoise Rejection Selecting PulselengthWaypoint Display Outputting Cursor Position TLL dataSelecting pulselength set to use Alarm Output Signal On/Off Selecting Unit of Range Measurement, Bearing ReferenceSector Blanking Range Resolution Radar ObservationRadar Picture, Target Properties and Radar Pulse False Echoes Bearing ResolutionIndirect echoes Multiple echoesSide-lobe echoes Minimum and Maximum RangesMinimum range Blind and shadow sectorsLocating a Ship or Survival Craft in Distress by Sart Gain When Working on the Antenna Unit MaintenancePart Type Life expectancy Remarks Interval Check point Check and measures RemarksTroubleshooting Simple TroubleshootingProblem Remedy Advanced-level Troubleshooting Serviceman qualificationProblem Check point and probable Remedy Cause Problem Check point and probable Remedy Cause Problem Check point and probable Remedy Cause Diagnostic test, test pattern Diagnostic TestAntenna Unit Location of PartsModulator Trigger RF Transceiver UnitRF transceiver unit FR-8051/8111 Display unit, top view Display Unit common to all modelsDisplay unit, right side view Operating a performance monitor Performance MonitorTransmitter Receiver Performance Display Meaning Transmitter normal Receiver normalAuto Plotter ARP-15 Video Plotter RP-15Fluxgate Heading Sensor C-2000 Page