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Onwa KEC-30 Operator's Manual

Electronic fluxgate compass
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KEC-30
KEC-30
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Ë µ Ã ÷ Ê é
OPERATOR`S MANUAL
ELECTRONIC FLUXGATE COMPASS

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  • Page 1 KEC-30 KEC-30 Ë µ Ã ÷ Ê é Ë µ Ã ÷ Ê é OPERATOR`S MANUAL ELECTRONIC FLUXGATE COMPASS...

  • Page 3: Table Of Contents

    CONTENTS FOREWORD FEATURES SYSTEM CONFIGURATION 1 OPERATION 1.1 Controls 1.2 Turning the power on/off 1.3 Panel Illumination, Display contrast 1.4 Display 1.5 Function setting 1.5.1 Heading Display 1.5.2 Auto Heading Adjust 1.5.3 Manual Heading Adjust 1.5.4 Heading Alignment Setting 1.5.5 Language Setting 1.5.6 Time Setting 1.5.7 Output Setting 1.5.8 Factory Default Setting...
  • Page 4 CONTENTS 3 MAINTENANCE, TROUBLESHOOTING 3.1 Preventive maintenance 3.2 Troubleshooting THE SPECIFICATIONS OF KEC-30 INTERCONNECTION DIAGRAM CONNECTING CABLES DISPLAY UNIT SIZE FLUXGATE SENSOR SIZE C-BRACKET SIZE CHART...
  • Page 5 Continued use of the equipment can cause fire or electrical shock.Contact Connection of an incorrect power a ONWA agent for service. supply can cause fire or equipment damage. Use the proper fuse. Use the proper fuse.

  • Page 6: Foreword

    FOREWORD Thanks you for purchasing the ONWA KEC-30 Electronic Fluxgate Compass. Your equipment is designed and constructed to meet the rigorous demands of the marine environment. However, no machine can perform its intended function unless properly installed and maintained. Please carefully read and follow the operation, installation and maintenance procedures set forth in this manual.

  • Page 7: Features

    There are no mechanical parts such as gimbals or rotating motor, thus the compass is free from routine maintenance It uses a fluxgate magnetic sensor in conjunction with a microprocessor to display accurate heading. Chinese and English menu display The KEC-30 can correct magnetic deviation manually or automatically.

  • Page 8: System Configuration

    SYSTEM CONFIGURATION SYSTEM CONFIGURATION The KEC-30 consists of a Display unit and a Fluxgate Sensor unit. Fluxgate Sensor unit KFG-25 Display unit KEC-30 MENU DISP KEC-30 KEC-30 ELECTRONIC COMPASS External GPS data input The heading signal output DC10.5V~40V...

  • Page 9: Operation

    ESC: Exit the menu item. MENU: Open Menu Omnipad: Select the menu item ENT: To identify or modify MENU selection DISP DIM: Adjust LCD brightness and contrast KEC-30 KEC-30 ELECTRONIC COMPASS DISP: Select the display mode PWR: To switch on/off the unit...

  • Page 10: Turning The Power On/Off

    1.2 Turning the power on/off Turning the Power On, press [PWR] once to switch on the unit with a "beep" sound. Electronic Fluxgate Compass KEC-30 Ver : 1.0 Turning the Power Off, Press and hold [PWR] key until the unit turn off. TURNING OFF 3 S EC 1.3 Panel Illumination, Display contrast...

  • Page 11: Display

    1.4 Display There are three display screen, press the [DISP] key to cycle. 2011-01-31 03:36 HDT: SOG: COG: N 22 45.108 E 115 47.203 HDT: 2011-01-31 03:36 HDT: SOG: COG: SOG: COG: N 22 45.108 E 115 47.203...
  • Page 12 Modes of display Navigation data display navigation data display shows magnetic heading, COG, SOG , date, time and position-fixing status. Date Time Location Status 2011-01-31 03:36 HDT: Boat's heading SOG: COG: Speed Over Ground Course Over Ground Position data N 22 45.108 E 115 47.203 Note: beside the magnetic heading...
  • Page 13 Steering display The steering display shows heading in digital and analog form. SOG and COG are also indicated. 2011-01-31 03:36 HDT: Azimuth Scale SOG: COG: Heading tag Compass display The compass display shows heading by compass direction. The compass rotates with heading.

  • Page 14: Function Setting

    1.5 Function setting Menu function provides automatic and manual orientation rectification azimuth Angle, language, fixed supplement, time setting, the factory default setting, etc. MENU HEADING DISPLAY TRUE AUTO HEADING ADJUST MANUAL HEADING ADJUST HEADING ALIGNMENT SETTING LANGUAGE SETTING TIME SETTING OUTPUT SETTING FACTORY DEFAULT SETTING 1.5.1 Heading Display...

  • Page 15: Auto Heading Adjust

    The calibration should only be done if the compass is known to be inaccurate. If the KEC-30 display as constant offset (e.g. the compass reads 3 degrees high on all bearings), simply rotate the Fluxgate Sensor case to align bearings with the ships compass.
  • Page 16 Press [ENT] to confirm make corrections, return to the main screen message will appear to make corrections, while the main screen of data per second update. HDG: SOG: COG: Auto heading adjusting..Steer the vessel in clockwise direction with constant speed less than 2 minutes per each circle until the following correction success message appear.

  • Page 17: Manual Heading Adjust

    1.5.3 Manual Heading Adjust Manual Compensation is a supplement to the type of single orientation parabola to adjacent 10 degrees. But this method could only be done by qualified personnel. 1. In the menu select "MANUAL HEADING ADJUST" and press [ENT] key. The following window appears: MANUAL HEADING ADJUST Cancel [ESC]...

  • Page 18: Language Setting

    1.5.5 Language Setting Suitable for different users. Can choose Chinese / English display menus. 1. In the menu options , select "LANGUAGE SETTING" and press [ENT] key. The following window appears: LANGUAGE SETTING ENGLISH Cancel [ESC] OK [ENT] Move the cursor to "English" or "Chinese" 3.

  • Page 19: Output Setting

    1.5.7 OUTPUT SETTING OUTPUT SETTING Type 4800 9600 19200 Baud rate 38400 25ms 100ms 200ms Interval 1000ms Cancel [ESC] OK [ENT] OUTPUT : 1 X NMEA0183: HDG, HDT, HDM a) Output data includes the following three HDT: True heading HDM: Magnetic heading HDG: Magnetic heading &...

  • Page 20: Factory Default Setting

    Remark: If no external navigational data input or magnetic variation data is not included in the external input data then: 1) HDT outputs magnetic bearing instead of true heading data. " " 2) The magnetic variation data in HDM would be 0 . "...

  • Page 21: Installation & Mounting Considerations

    2. INSTALLATION & MOUNTING CONSIDERATIONS 2. INSTALLATION & MOUNTING CONSIDERATIONS 2.1 Fluxgate Sensor Unit 2.1.1 Outdoor installation Keep the length of the cable in mind when selecting a mounting location. It should be far away from their minimum 1 meters to prevent the influence for iron and steel or other magnetic materials.

  • Page 22: Desktop Mounting

    2.1.2 Desktop mounting only suitable for fiberglass or wooden vessel. To ensure the signal of sailing directions is accuracy, please choose a location where vibration and shock are minimal. Installed in the surface of platform...

  • Page 23: Bulkhead Mounting

    2.1.3 Bulkhead mounting Only suitable for fiberglass or wooden vessel. The bulkhead installation can save the space. The bulkhead cannot contain the steel with magnetic interference material. Deck head Top Mount Bracket Fluxgate Sensor Bracket Side Mount Bulkhead Fluxgate Sensor Examples of bulkhead Mount...

  • Page 24: Display Unit

    2.2 Display unit Choose a location where vibration and shock are minimal. Install the unit well away from location subject to rain and water Splash. Locate the unit away from air conditioner vents. Keep the unit out of direct sunlight because of heat that can build up inside their cabinets.

  • Page 25: Desktop, Overhead Mounting

    3. Set display unit to the hanger and tighten the knobs. 4. Run the ground wire between the ground terminal on the display unit and the ship`s superstructure. MENU DISP KEC-30 KEC-30 ELECTRONIC COMPASS Desktop MENU DISP KEC-30 KEC-30 ELECTRONIC COMPASS...

  • Page 26: Flush Mount

    2.2.2 Flush mount Flush mount 1. Fasten the display unit to the mounting location with tapping screws. Connect host unit for power supply. 2. Prepare or buy installation accessories. The list below: Name Type Manufacturing Flush Mount Fixture Wing Bolt M4X30 Wing Nut Hex Bolt...

  • Page 27: Wiring

    2.3 Wiring This section covers general wiring. For further details see the interconnection diagram this manual. In order to prevent the radio interference , wiring should away from radio antennas and antenna cable to prevent the transmission of radio signal equipment.
  • Page 28 3. MAINTENANCE, TROUBLESHOOTING 3. MAINTENANCE, TROUBLESHOOTING WARNING WARNING ELECTRICAL SHOCK HAZARD Do not open the equipment. Only qualified personnel should work inside the equipment. 3.1 Preventive maintenance Regular maintenance is important for good performance . A maintenance program should be established and should include the following points. Check connectors and ground terminal on the fluxgate sensor unit and...
  • Page 29 Firmly fasten the Connection between connector. KEC-30 and external Heading output from equipment has loosened. KEC-30 does not appear on extermal equipment. Display trouble Run the diagnostic test to determine the cause. If large heading error occurs or heading indication is frequently interrupted,...
  • Page 30 THE SPECIFICATIONS OF ELECTRONIC FLUXGATE COMPASS KEC-30 1 GENERAL 1.1 Heading Accuracy (95%) 1.2 Heading Resolution 1.3 Follow-up 45 /s r ate-of-turn POWER SUPPLY 2.1 Electrical 10.5 40VDC Overcurrent, Overvoltage, Power transient and accidental reverse polarity protection OUTPUT/INPUT (IEC61162-1) 3.1 INPUT 1 NMEA0183: RMC, GSA...
  • Page 31 4 ENVIRONMENTAL CONDITIONS 4.1 Ambient Temperature Display Unit -15 C to +55 C Fluxgate Sensor unit -25 C t o + 70 C 4.2 Humidity 3% to 40 C 4.3 Waterproofing Display Unit Fluxgate Sensor unit 4.4 Vibration IEC 60945 5.
  • Page 32 INTERCONNECTION DIAGRAM Fluxgate Sensor Bracket Display Radar Plotter Echo sounder Ect.
  • Page 33 CONNECTING CABLES Green Yellow To fluxgate Sensor Unit White blue Shield POWER/DATA I/O Input + White Input (Blue) Output + (Yellow) Output (Green) Power + (Red) Power (Black)
  • Page 34 DISPLAY UNIT SIZE 211.7 175.0 168.9 KEC-30 ELECTRONIC COMPASS 85.7 10.05 211.7 140.2...
  • Page 35 FLUXGATE SENSOR SIZE 103mm 212mm 37mm 95mm 25.3mm 67.8mm 6.1mm 42.2mm...
  • Page 36 C-BRACKET SIZE CHART 4.5mm 104mm 104mm 31mm 97mm...

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