Onwa-marine-electronics KR-1338C v.1 Bedienungsanleitung

10.4 TFT LCD COLOR MARINE RADARKR-1338/1668OPERATOR'S MANUALKR-1338/1668

KR-1338 SPECIFICATIONANTENNA UNIT1. Radiator : Slotted waveguide array2. Radiator length : 55 cm3. Horizontal beamwidth : 44. Vertical beamwidth : 255

DISPLAY UNIT1. Indication system : LCD digital display 2. Display : 10.4 LED backlight, 32-bit TFT Color LCD Display 3. Range scale (nm) : Range,

KR-1668 SPECIFICATIONANTENNA UNIT1. Radiator : Slotted waveguide array2. Radiator length : 120 cm3. Horizontal beamwidth : 1.94. Vertical beamwidth :

3. Power supply & power consumption : 12V, 24V or 32VDC (10.5V to 40VDC)60WDISPLAY UNIT1. Range scale (nm) : Range, Range interval and no. of R

INTERFACE IEC 1162(NMEA0183)(Input)Own ship`s position: GGA>RMA>RMC>GLLSpeed: RMA>RMC>

ARPA FUNCTION( )Require Heading Data Input1. Acquisition Instant selection of auto or manual acquisition in 0.2 ~ 16nm, relative spee

CONFIGERATION OF KR-1338/1668ANTENNA UNITAntenna cableKRC-003-10/15/2010/15/20m8PinPinDisplay UNIT

1. PRINCIPLE OF OPERATIONThe term "RADAR" is an acronym meaning "RAdio Detection And Ranging".Although the basic principles of rad

The range and bearing of a target is displayed on what is called a Plan PositionIndicator (PPI). This display is essentially a polar diagram, with the

2. BASIC OPERATION2.1 Control DescriptionFigure 2-1 Control panel11*Default switch function.Brief press:Displays the data of targetselected with the c

2.2 Display Indication and Markers12.125NM.0625SPHUHDG234.5TRAILAUTO25:3830M*G OUTZOOMESA/CAUTOEBL345.6R23.0R1.5 NM0.0613.5R0.142NMVRM0.048NM0.100NMIR

After the power is turned on and the magnetron has warmed up, STAND-BY appears at the screen center. This means the radar is now fully operational. In

Figure 2-3 Typical navigation data display during stand-by14ESpeedDepthTo Waypoint bearing headingHeadingTime-to-go toTO Waypoi

15In order to adapt to the different environments, the radar echo display the back-ground color and echo color can be set by users themselves, there a

The [GAIN] control adjusts the sensitivity of the receiver. It works in preciselythe same manner as the volume control of a broadcast receiver, amplif

Adjusting the A/C SEA controlThe proper setting of the A/C SEA should be such that the clutter is broken up into small dots, and small targets become

2.11 Apply the A/C RAIN (reducing rain clutter)The vertical beamwidth of the antenna is designed to see surface targets evenwhen the ship is rolling.

2.13 Measuring the RangeBy range ringBy cursorYou can measure the range to a target three ways: by the range rings, by thecursor, and by the VRM (Vari

To erase the VRM, press and hold down the [EBL/VRM CONTROL] key aboutNote: You can display the range readout of the VRM and cursor in nautical miles,

Note: The bearing readout for the EBL and the cursor can be display in relativeor true bearing (true bearing requires heading sensor input) For north

SAFETY INSTRUCTIONS"DANGER","WARNING" and "CAUTION" notices throughout this manual. It is theresponsibility of the opera

Measuring range and bearing between two targetsThe procedure which follows shows how to measure the range and bearing betw-een target 's origin (

2.16 Shifting (off centering) the PictureYour vessel's position can be shifted up to 75% (not available on 48nm range)of the range in use to view

CursorCursorPlace cursorWhere desiredPress [ZOOM]key to zoomFigure 2-13 Zoom FunctionNote1: Zoom is cancelled when range or presentation mode is chang

3. MENU OPERATION3.1 Basic Menu OperationThe menu mostly contains less-often used functions which once preset do notrequire regular adjustment. To ope

2. Operate the omnipad to select "MODE".3. Press the [ACQ/ENTER] key.With heading sensor connection the display and the display and the disp

Echo stretch 1BearingdirectionBearingdirectionRangedirectionEcho stretch 2Figure 3-3 Echo stretchNote: This function magnifies not only targets but al

Fixed time trail1. When the elapsed time clock counts up to the trail time selected, the elapsed time display freezes.2. The oldest portions of trails

Four levels of interference are available, including off; IR1,IR2,IR3 and OFF,IR3 provides the highest level of rejection.1. Press the [MENU] key.2. S

3.7 Guard AlarmThe guard alarm allows the operator to set the desired range and bearing for a guard zone. When ships, islands, landmasses, etc. Violat

Guard zone to setADrag cursor here.Asterisk blinking1 Mentally create the guard zone to set.Drag cursor to top left corner of

CAUTIONUse the proper fuse.Use of a wrong fuse can result in fire or permanent equipment damage.Do not use the equipment for other than its intended p

3.8 WatchmanThe watchman function periodically transmits the radar for minute to check for targets in a guard zone. If it finds change in the zone fro

3.9 Displaying Navigation DataNavigation data can be displayed at the screen bottom if this radar receives navi-gation input in IEC 1162 format. Navig

3.10 OTHER MENU DescriptionTable 3-2 OTHER MENU Description1.Panel Dimmer Select level of panel backlight.2.Mark Brill

3.11 Function KeysThe function keys(F1 and F2) work like the auto-dialing feature of a teleph-one, automatically executing the function assigned to th

3.12 Suppressing NoiseElectrical noise can be suppressed by turning on "8.NOISE REJ"on the OTHERSmenu.3.13 Adjusting Brilliance of Markers&q

4. FALSE ECHOESOccasionally false echoes appear on the screen at positions where there is notarget. In some cases the effects can be reduced or elimin

4.3 Indirect EchoesFigure 4-2 Side-lobe echoesMain-lobeAntennaSide-lobeSprioustargetTrue echoFigure 4-3 Indirect echoesDirectIndirectHeadingTrueTrueBr

Indirect echoes may be returned from either a passing ship or returned from areflecting surface on your own ship, for example, a stack. In both cases,

5. MAINTENANCE & TROUBLESHOOTINGThis chapter tells you how to keep your radar in good working order. Beforereviewing this chapter please read the

5.1 Preventative MaintenanceRegular maintenance is important for good performance. Always keep theequipment as free as possible from dirt, dust, and w

TABLE OF CONTENTSFeatures 1Model KR-1338 SPECIFICATION 2CONFIGERATION OF KR-1338/1668 81. PRINCIPLE OF OPERATION 92. BASIC OPERATION 111.1 What is Rad

If... But... Then...you pressed the[POWER] key toturn on the radarthe radar has warmedup and you pressed the[ST-BY/TX] key totransmityou have adjusted

Figure 5-2 Test patternModelTypeCode no.Life expectancyKR-1338KR-1668MAF1421B2 000 - 3,000 hours(Including stand-by)Table 5-3 Life expectancy of magne

6. INSTALLATIONThis chapter provides the procedures necessary for installation.Installation mainly consists of the following:sitting and mounting the

Do not paint the radome (Model KR-1338) or to ensure proper emission of the radar waves.When this radar is to be installed on larger vessels, conside

Mounting platformHoles for antenna unit:The mounting surface must be parallel with the waterline and provided with fourholes whose dimensions are show

Wiring and final preparation4.5.6.9.7.8.Drill a hole of at least 20 millimeters diameter through the deck or bulkheadto run the signal cable between t

11.12.Fix the shield cover. Do not pinch the cable.Loosely fasten the radome fixing bolts. You will tighten them afterconfirming magnetron heater volt

Note: Tighten the bolts by their nuts to prevent damage to the seal washer. Do not turn the bolts to secure the antenna housing. Figure 6-7 How to mou

4. Fasten the cable gland assembly.5. Connect the lead wires to CON-0906 in the antenna housing by referring to theInterconnection Diagram. Fasten the

3. Now is the time to fix the radiator to the radiator bracket. Apply anticorrosivesealant (silicone sealant) to hatched areas, to prevent corrosion.

2.16 Shifting (off centering) the Pcture 232.17 Zoom 233.1 Basic Menu Operation 253.2 Selecting the Presentation Mode 253.3 Magnifying Long Range Echo

6. Fasten the ground wire (black) of the signal cable to the chassis as shown in Figure 6-13.7. Loosely fasten the antenna housing cover. You will tig

Connections1.2.3.Connect the power cable to the power cable connector on the rear of thedisplay unit.Connect the signal cable to connector on the rear

6.3 Exchange of Fuse for 24/32V Power SupplyThe power cable comes with a 10A fuse in the fuse holder. This fuse is for usewith a 12V DC power supply.

[ Installation Setup]Select item by omnipad and ress ENTER key.1 All m Magnet OnRotate Mid Sharp Maste. Nav Talker

Entering antenna heightThe STC curve changes with respect to antenna height above the waterline. Enterantenna height above the waterline to optimize t

Adjusting sweep timing(Adjustment range:0.000~4.266nm)This adjustment ensures proper radar performance, especially on short ranges.The radar measures

Adjusting MBS (Main Ban Suppression)(Adjustment: 0.00~0.25)Main bang (black hole), which appears at the display center on short ranges, can be suppres

This area can be turned on/off on the OTHER MENU. For detail, see the descrip-tion on page 18. Note: This setting should be done after other adjustmen

MENU KEYRINGS(Off,1,2,3,max)EBL OFFSET Off OnSHIFT Off OnZOOM Off OnMODE HU CU NU TMECHO TRAIL Off OnECHO STRTCH Off ESOTHER MENUDISP DATA1 ES2ARPA ME

ARPAWARNINGThis auto plotter is not designed to replace the human eye nor make decisions for the navig-ator. It is intended for use as an aid to navig

6.3 Exchange of Fuse for 24/32V Power Supply 546.4 Checking the Installation 546.5 Adjustments 545.1 Preventative Maintenance 415.2 Replacing the Fuse

Operation of ARPAGeneral The Auto Plotter permits manual or automatic acquisition and automatic tracking of up to 10 radar targets. An internal microp

ARPA MENU OperationThe ARPA MENU operation includes the followings;Display: Turns on/off the plot symbols, past positions and target data.All Cancel:

Figure AP-2 ARPA Display[ARPA MENU]Select item by omnipadand press ENTER key1. Display Off 2. All Cancel

Deactivation the Auto PlotterTo deactivate the Auto Plotter.1. Open the "ARPA MENU".2. Operate the omnipad to select the "1. Display&qu

Note 3: When auto acquisition mode (Auto ACQ) is on, up to 5 target can be ac-quired. For detail, see next section titled Automatic Acquisition.WARNIN

Terminating Tracking of TargetsWhen the Auto Plotter has acquired 10 targets, no more acquisition occurs unlesstargets are lost. Should this happen, c

COURSE/SPEED (Course/Speed):Course and speed are displayed for the lastplotted or selected target with suffix "T"(Ture) or "M"(Mag

CPA/TCPA AlarmVisual and audible alarm are generated when the predicted CPA and TCPA of anytarget become less than their preset limits. The audible al

The flashing of the triangle plot symbol and vector remain on the screen until thedangerous situation is no longer present or you intentionally termin

276.8276310130.527.514874276.82762861506540140671

ONWAONWAEffectivethread lengthFlatwasherSpringwasherApply silicone sealantHex boltPlatform5 -10 mmAntenna base platePackingRadome72

13501250RA12124RADIATOR S=1/25RA12: KR-1668FORWARORA12185585260635240440240350M12 BOLTS.WM12 NUTSEAL WASHERPLATFORMF.W .CW10530X240168140FIXING HOLES5

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KR-1338/166878

Thank you for your choice of ONWA MODEL KR-1338/1668 Marine Radar. The radar is designed and constructed to meet the rigorous demands of the marine en