Skipper EML224N-SA Operation And Installation Manual
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Skipper EML224N-SA Operation And Installation Manual

Graphic display stw navigational speed log
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EML224N-SA Graphic display
Operation and Installation Manual
STW- Speed through water
SKIPPER Electronics AS Telephone:
Enebakkveien 150
P. O. Box 151, Manglerud
0612 Oslo, Norway
www.skipper.no
1 axis / 2 axes
Navigational Speed Log
+47 23 30 22 70
Telefax: +47 23 30 22 71
E-mail: support@skipper.no
Co. reg. no:NO-965378847-MVA
Document number: DM-E001-SB.
Revision:1650
For sw version.:1.28.01
Edition: 2020-02-05

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  • Page 1 EML224N-SA Graphic display Operation and Installation Manual 1 axis / 2 axes STW- Speed through water Navigational Speed Log SKIPPER Electronics AS Telephone: +47 23 30 22 70 Document number: DM-E001-SB. Enebakkveien 150 Telefax: +47 23 30 22 71 Revision:1650 P.
  • Page 2 SKIPPER Electronics AS EML224N Operation and Installation Manual Information Please visit our web site www.skipper.no for additional information. Here you will find product bulletins, software updates, instruction manuals, installation procedures etc. Important During installation, consideration must be taken, such that the sensor and cable can be removed for service purposes.

  • Page 3: Table Of Contents

    SKIPPER Electronics AS EML224N Operation and Installation Manual Contents TERMINOLOGY ..................................6 Units ..................................6 Abbreviations ............................... 6 1. INTRODUCTION.................................. 8 System Summary ..............................8 Sensor ................................... 8 Electronic unit ..............................8 Operator Unit ............................... 8 Fig. 1.1 System Overview ..............................9 Interfacing ................................
  • Page 4 SKIPPER Electronics AS EML224N Operation and Installation Manual 3. USER MAINTENANCE ..............................31 Sensor Maintenance ............................31 Operator Unit Maintenance ..........................31 4. INSTALLATION ................................. 32 Standard System Supply ............................. 32 Hull Fitting ................................. 32 Sensor Location ..............................32 Part Positioning and Welding ..........................32 The Electronic Unit ............................
  • Page 5 SKIPPER Electronics AS EML224N Operation and Installation Manual 8. TROUBLE SHOOTING ..............................53 Basic System Integrity ............................53 Installation problems ............................54 Interface problems .............................. 54 Basic functionality .............................. 54 Sensor configuration ............................55 Fig. 8.1 NMEA Command to sensor at start up. No signal from sensor ................ 55 Typical Status Screen Contents ..........................

  • Page 6: Terminology

    SKIPPER Electronics AS Chapter: Terminology EML224N Operation and Installation Manual Terminology Units Unless otherwise stated, all values shown on the display are as follows: Distance Nautical miles (nm) Speed Nautical miles per hour (kn) Pulse indication Pulses per nautical mile (p/nm)

  • Page 7: Introduction

    1. Introduction System Summary The SKIPPER EML224 Graphic display is a navigational speed log display for Speed through water. The system containing sensor (transducer), display (operator) unit and an electronic unit. The sensor can be delivered in many different versions to fit functionality demands and different hull installations.
  • Page 8 SKIPPER Electronics AS Chapter: 1. Introduction EML224N Operation and Installation Manual Accessories SKIPPER IR30DIM SKIPPER EML224 SKIPPER IR300 or SKIPPER CD401 Speed and distance repeater 24 V DC 115/230 V AC 24 V DC Repeaters Conning Bridge display systems 115/230 V AC...

  • Page 9: Interfacing

    SKIPPER Electronics AS Chapter: 1. Introduction EML224N Operation and Installation Manual Interfacing The EML224 has various interface possibilities. Outputs • 3 log pulse outputs 100/200/400/1000 pulses per nautical mile. See “Log Pulse Outputs” on page • 3 analogue outputs 0-10 V or 4-20 mA. See “Analogue Interfaces”...

  • Page 10: Operation

    SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual 2. Operation When the installation is complete, and power is connected to the operator unit, the system is switched on/off by a power switch inside the cabinet. The unit can also be switched off by pressing the SYSTEM Off softkey button on screen A and Screen B.

  • Page 11: Operation Screens

    SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Operation Screens Each of the operation screens contains a graphic picture and one or more menu sets configured on the 6 soft key buttons. The various screens are selected by keeping the SCREEN SELECT button pressed and rotating the encoder in either direction.
  • Page 12 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.3. Screen A Soft key Name Range/value Default value Description Activate with hidden button TRIP Reset Trip distance counter reset. Not used. Not used. Not used. Not used.
  • Page 13 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.4. Screen B Soft key Name Range/value Default value Description Activate with hidden button Not used. Not used. Not used. Not used. Not used. SYSTEM On/off System off.
  • Page 14 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.5 A. Screen Com, Menu 1 Soft Name Range/value Default value Description Activate with hidden button MENU 1 - 2 Chosen menu number 1. 1 - 2, sensor Serial port number referred by other keys.
  • Page 15 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.5 B. Screen Com, Menu 1 Error/Warning messages The right side of the screen shows the status of the available COM ports and the sensor. Showing in green which pins the ports are connected to on D-SUB type connector XJ402. Active NMEA protocols are also shown.
  • Page 16 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.6. Screen Com, Menu 2 Soft Name Range/value Default Description Activate with value hidden button MENU 1 - 2 Chosen menu number 2. 1 - 2, Sensor Serial port # referred by other keys.
  • Page 17 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.7. Screen Com, Menu 2, sensor Soft Name Range/value Default Description Activate with value hidden button MENU 1 - 2 Chosen menu number 2. 1 - 2, Sensor Sensor Serial port # referred by other keys.
  • Page 18 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.8. Screen Status, Menu 1 Soft key Name Range/value Default value Description Activate with hidden button MENU 1 - 6 Chosen menu number 1. SIMULATE On/off Built-in simulator on/off.
  • Page 19 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.9. Screen Status, Menu 2 Soft key Name Range/value Default Description Activate with value hidden button MENU 1 - 6 Chosen menu number 2. OUT NUM 1 - 3 Pulse output channel to be configured by soft keys 3 and 4.
  • Page 20 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.10 Screen Status, Menu 3 Soft key Name Range/value Default value Description Activate with hidden button MENU 1- 6 Chosen menu number 3. Not used. YR.MONTH Year and month setting.
  • Page 21 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.11. Screen Status, Menu 4 Soft key Name Range/value Default value Description Activate with hidden button MENU 1 - 6 Chosen menu number 4. LANGUAGE English, French, Spanish, English Select display language.
  • Page 22 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.12. Screen Status, Menu 5 Soft key Name Range/value Default value Description Activate with hidden button MENU 1 - 6 Chosen menu number 5. OUT NUM 1 - 3 Analogue output channel to be configured by keys 3 - 6.
  • Page 23 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.13. Screen Status, Menu 6 Functions described below can be used during commissioning period to test different outputs with constant, user adjustable speed values. Note: When the test mode (SPD TEST) is activated, this will be indicated by flashing “TEST”...
  • Page 24 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.14. Screen Status, Menu 7 Soft key Name Range/value Default value Description Activate with hidden button SYSTEM DL/EML A temperature compensation is calculated for doppler sensors when DL is selected.
  • Page 25 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.14. Screen Calibration, Menu 1 Soft key Name Range/value Default Description Activate with value hidden button MENU 1 - 3 Chosen menu number 1. START Leg 1 start/finish Leg 1 Used to start/finish test trip.
  • Page 26 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.15. Screen Calibration, Menu 2 Soft key Name Range/value Default value Description Activate with hidden button MENU 1 - 3 Chosen menu number 2. CALIBR NUM 1 - 5 Number of the calibration, currently available for adjustments.
  • Page 27 SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Fig. 2.16. Screen Calibration, Menu 3 Soft key Name Range/value Default value Description Activate with hidden button MENU 1 - 3 Chosen menu number 3. Not used. SWAP No, p-s, f-a, Sensor 180 degrees swap.

  • Page 28: Principal Functions

    SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Principal Functions Principles of Electromagnetic Log The sensor of the electromagnetic log creates a magnetic field in the water. When the ship moves, the stream of water running along the hull cuts this magnetic field and generates a difference in potential between the sensor electrodes.

  • Page 29: Clock And Calendar Settings

    SKIPPER Electronics AS Chapter: 2. Operation EML224N Operation and Installation Manual Clock and Calendar Settings Manual clock and calendar adjustments are carried out in the status screen menu 3, see “Fig. 2.10 Screen Status, Menu 3” on page 20. If a satellite navigator giving UTC messages is connected to the NMEA input, the clock and calendar will be automatically updated and manual adjustment is not required.

  • Page 30: User Maintenance

    SKIPPER Electronics AS Chapter: 3. User Maintenance EML224N Operation and Installation Manual 3. User Maintenance Sensor Maintenance The sensor is virtually maintenance free, but occasional cleaning may be necessary depending on sea water conditions. Operator Unit Maintenance The operator unit contains no user serviceable parts, and requires no maintenance apart from occasional cleaning of the front panel.

  • Page 31: Installation

    The electronic unit have to be installed in a dry place. • The sea valve with sensor can be installed in a water tank, but it is not recommended. SKIPPER will not be responsible if it is necessary to empty a tank in order to access the sensor for service purposes.

  • Page 32: The Electronic Unit

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual The Electronic Unit The electronic unit contains the power supply PCB for the transducer. It must be installed fairly close to the hull fitting as the standard cable is 40 meters. The unit should be fitted on a vertical surface in a dry area. See “11.

  • Page 33: Transducer/Electronic Unit Pcb

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Transducer/Electronic Unit PCB Fig. 4.2. Sensor /Electronic Unit, Wiring diagram. Edition: 2020-22-05 Page 33 of 64...

  • Page 34: Operator Unit Installation

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Operator Unit Installation Select a position to provide free view of the panel as well as easy access during operation and service. The operator unit may be mounted flush in a panel or directly onto a bulkhead.
  • Page 35 SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual J101 J102 Transformer primary Transformer primary 115 V AC 230 V AC Fit dummy plug on opposite connector for protection Fuse FS101 • 115 V AC: 1.0 A •...

  • Page 36: Back-Up Battery Jumper Jp200

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Fig. 4.4. Back-up Battery Jumper, I/O Board. Back-up Battery Jumper JP200 After installation is complete and system power is applied, it is necessary to connect the battery to provide power to the circuitry containing user parameters at a system power failure. Refer to Fig.

  • Page 37: Power Indication And Function Leds

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Fig. 4.5. Function LEDs, Terminal Board. Power indication and function LEDs The following LEDs are located on the terminal board: LD400 NMEA signal activity on receive input 1. LD401 NMEA signal activity on receive input 2.

  • Page 38: Interfacing

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Interfacing. Fig. 4.6. Input/Output Circuitry. Page 38 of 64 Edition: 2020-02-05...

  • Page 39: Interfacing

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Interfacing Power failure Relay An power failure relay is provided for interconnection to external systems. This relay is normally energized, and is released by power failure/power off. The terminals have the following significance:...

  • Page 40: Log Pulse Outputs

    SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Log Pulse Outputs Pulse output terminals are as follows: • Each group of pulse outputs are galvanically separated. All pulse outputs are opto coupled. • The opto couplers may be used for any pulse rate.
  • Page 41 SKIPPER Electronics AS Chapter: 4. Installation EML224N Operation and Installation Manual Fig. 4.8. Misc IO examples Edition: 2020-22-05 Page 41 of 64...

  • Page 42: Nmea Interface

    Options Repeaters • Analogue or digital speed and distance repeaters may be connected. • SKIPPER IR300 speed, and/or SKIPPER CDLR distance repeater may also be connected. • Interface NMEA 0183. External Interface Ports Blind plug 5 x PG 13,5 cable...

  • Page 43: Start-Up And System Adaption

    SKIPPER Electronics AS Chapter: 5. Start-up and system adaption EML224N Operation and Installation Manual 5. Start-up and system adaption Analogue Outputs and Log Pulse Outputs Range Selection From “Fig. 2.9. Screen Status, Menu 2” on page 19 it is possible to set number of pulses per nautical mile (p.p.n.m.) for the 3 available contact closure output channels (Ch):...

  • Page 44: Nmea 0183 Messages Transmit

    SKIPPER Electronics AS Chapter: 5. Start-up and system adaption EML224N Operation and Installation Manual NMEA 0183 messages receive The following messages are accepted for input to EML224 and interpreted by the program. The talker identifier is ignored: Time Universal Time ZZU,xxxxxx Universal Time &...

  • Page 45: Calibration Procedure

    It is therefore necessary to calibrate speed logs once in place. SKIPPER speed logs have two parameters that need to be corrected by calibration. 1. Angular sensor installation error (heading error). 2. Speed variations due to drag or mounting tilt.

  • Page 46: Speed Variations Due To Drag Or Mounting Tilt

    SKIPPER Electronics AS Chapter: 6. Calibration procedure EML224N Operation and Installation Manual 2. Speed variations due to drag or mounting tilt. Every vessel will drag some water when it moves. This occurs over the whole hull. As you move further from the hull, the effect of the ships movement gets less.

  • Page 47: Step 1. Heading Error Correction: (Only 2 Axes Version)

    SKIPPER Electronics AS Chapter: 6. Calibration procedure EML224N Operation and Installation Manual Step 1. Heading error correction: (Only 2 axes version) The vessel sails a steady course in calm waters and the user reads the resultant angle (averaged drift). This is entered into the system in “Screen Calibration”, “Menu 3”. Press the “Head err” button and turn the “encoder key”...

  • Page 48: Step 2B. Semi Automatic Calibration

    SKIPPER Electronics AS Chapter: 6. Calibration procedure EML224N Operation and Installation Manual Step 2b. Semi Automatic calibration: The vessel is made to sail a known distance and course in both directions, this to remove any water current factors from the speeds.
  • Page 49 SKIPPER Electronics AS Chapter: 6. Calibration procedure EML224N Operation and Installation Manual 1. Sail at a straight course in direction A to B and at a constant speed. When passing to point A, Press “START leg 1” on menu 1. The button text will change to stop and a calibrating warning will show on the screen.

  • Page 50: Specifications

    SKIPPER Electronics AS Chapter: 7. Specifications EML224N Operation and Installation Manual 7. Specifications Dimensions Sensor Cable length 40 m. Mounting Sea valve or tank. Electronic Unit H x W x L 120 x 300 x300 mm. Weight ca. 6 kg.

  • Page 51: Environmental According To Iec60945

    SKIPPER Electronics AS Chapter: 7. Specifications EML224N Operation and Installation Manual Environmental according to IEC60945 Operator/Display Unit AC Supply voltage 230 V (195 - 253 V AC) or 115 V (96 - 125 V AC). DC supply voltage 24 V DC (20-32 V).

  • Page 52: Trouble Shooting

    SKIPPER Electronics AS Chapter: 8. Trouble Shooting EML224N Operation and Installation Manual 8. Trouble Shooting Symptom Cause Remedy Basic System Integrity • No picture on LCD screen. No AC or DC power to the system. Check switches and fuses on the System is in standby mode.

  • Page 53: Installation Problems

    SKIPPER Electronics AS Chapter: 8. Trouble Shooting EML224N Operation and Installation Manual Symptom Cause Remedy Installation problems • Screen COM SENSOR RX status 1. Electronic Unit power is off. 1. Switch on the power of the shows: No signal. 2. Incorrect supply voltage.

  • Page 54: Sensor Configuration

    SKIPPER Electronics AS Chapter: 8. Trouble Shooting EML224N Operation and Installation Manual Sensor configuration EML224 and DL1 sensors are “smart sensors” communicating digitally. They need 24V power supply and will send up a preprogrammed NMEA sentence with speed and temp info.

  • Page 55: Typical Status Screen Contents

    SKIPPER Electronics AS Chapter: 3. User Maintenance EML224N Operation and Installation Manual Typical Status Screen Contents The status screen contain information that will facilitate analysis and correction of several problems. Information from the status screen should be sent by fax/E-mail with any report about functional disturbances.

  • Page 56: Cpu Board Setup Procedure

    SKIPPER Electronics AS Chapter: 9. CPU Board Setup Procedure EML224N Operation and Installation Manual 9. CPU Board Setup Procedure • Connect a PC keyboard and a VGA screen to the CPU board. • Switch “On” the unit while pressing “Delete” key on the PC keyboard.

  • Page 57: Master Reset Procedure

    1. If you have received a programmed compact flash, skip stage 2. 2. Newest software may be downloaded from the web http://www.skipper-service.no/skipdoc/skipdoc.php. Under “software” you will find your equipment type. Also copy the latest version of startup.exe into the root folder.

  • Page 58: Service

    Chapter: 10. Service EML224N Operation and Installation Manual 10. Service All service requests should be made to the local SKIPPER representative. Adjustments and repairs should only be performed by qualified service engineers, and unqualified repair attempts will void the warranty.

  • Page 59: Appendix

    SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual 11. Appendix Miscellaneous Installation Drawings. • Fig. 11.1 EML224 System overview. See “Fig. 11.1. EML224 System overview” on page • Fig. 11.2 Terminal board connection. See “Fig. 11.2. Terminal board connections” on page 61.
  • Page 60 SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual Fig. 11.1. EML224 System overview Page 60 of 64 Edition: 2020-02-05...
  • Page 61 SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual J100 Fig. 11.2. Terminal board connections Edition: 2020-22-05 Page 61 of 64...
  • Page 62 SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual Fig. 11.3 Outline dimensions Display Unit Page 62 of 64 Edition: 2020-02-05...
  • Page 63 SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual 100218 Fig. 11.4 Outline dimensions Electronic Unit Edition: 2020-22-05 Page 63 of 64...
  • Page 64 SKIPPER Electronics AS Chapter: 11. Appendix EML224N Operation and Installation Manual 2. Twisted backward 1. Straight braided screen ..braided screen The assembly of cable gland is quick and easy: 1. Partially expose the braided screen by removing the outer sheath of the cable at a lenght of approx. 10 mm 2.

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