Kongsberg Simrad GI51 Installation Manual
Kongsberg Simrad GI51 Installation Manual

Kongsberg Simrad GI51 Installation Manual

Gyro interface

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INSTALLATION MANUAL
Simrad GI51
Gyro Interface
Busse-Yachtshop.de
info@busse-yachtshop.de

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Summary of Contents for Kongsberg Simrad GI51

  • Page 1 INSTALLATION MANUAL Simrad GI51 Gyro Interface Busse-Yachtshop.de info@busse-yachtshop.de...
  • Page 2 Note! Simrad AS makes every effort to ensure that the information contained within this document is correct. However, our equipment is continuously being improved and updated, so we cannot assume liability for any errors which may occur. Warning! The equipment to which this manual applies must only be used for the purpose for which it was designed.
  • Page 3 INSTALLATION MANUAL Installation Manual GI51 Gyro Interface This manual is to be used when installing the Simrad GI51 Gyro Interface. 20221594 / B Busse-Yachtshop.de info@busse-yachtshop.de...
  • Page 4 Simrad GI51 Gyro Interface Document revisions Date Written by Checked by Approved by 18.02.04 30.04.04 Document history Rev. A First issue Rev. B Updated to include new functions. Corrections/updates added to other pages . To assist us in making improvements to this manual, we would welcome comments and constructive criticism.
  • Page 5: Table Of Contents

    INSTALLATION MANUAL Contents INTRODUCTION ..............5 INSTALLATION..............5 Mechanical installation ............5 Cabling ................5 GI51 Block diagram ............6 Dip switch settings..............7 Interface setup procedure............8 Offset adjustment...............8 Calibration.................9 Initial heading and heading change test ....... 10 S9 Steering lever.............. 11 GI51 PCB ................12 Component location ............12 Terminal description ............
  • Page 6 Simrad GI51 Gyro Interface Interface ................. 21 Input ................. 21 Output............... 21 Other serial output/input ..........22 20221594 / B Busse-Yachtshop.de info@busse-yachtshop.de...
  • Page 7: Introduction

    INSTALLATION MANUAL INTRODUCTION The GI51 is a multi purpose interface unit designed for converting various input signals to Robnet, sin/cos, stepper signal, NMEA 0183, and Clock Data output signals. Refer TECHNICAL SPECIFICATIONS, page 20. The GI51 may be used both in a Robnet system and as a stand- alone unit.
  • Page 8: Gi51 Block Diagram

    Simrad GI51 Gyro Interface GI51 Block diagram GI51 PCB ROBNET CONNECTORS TB12 SEL.4 SEL.3 SELECTOR SEL.2 SEL.1 +12V TB11 CLK L CLK H RADAR DATA L DATA H TB10 PULSE +12V NMEA STEP 3 STEP IN STEP 2 STEP 1...
  • Page 9: Dip Switch Settings

    INSTALLATION MANUAL 2.3 Dip switch settings The following dip-switches have to be set correctly: - SW1-1 and SW1-2 determine the gearing ratio for synchro input. For 1:1 synchro or if synchro is not used, both are set to OFF - SW1-3 determines the format of the clk/data heading signal to the radar.
  • Page 10: Interface Setup Procedure

    Simrad GI51 Gyro Interface 2.4 Interface setup procedure When a compass is connected to the GI51 via Robnet, it is required to configure the compass in the autopilot Interface Setup Menu. Note! For AP50 the gyro type has to be selected under the “GI-menu”...
  • Page 11: Calibration

    INSTALLATION MANUAL 2.6 Calibration For other types of synchro voltages, it is recommended to perform a heading calibration to obtain the maximum heading accuracy. Calibration can be performed by either turning the vessel, slew the compass or rotating the synchro. As the internal gain is related to synchro voltage, dip switch SW2-2 is used to select “high reference voltage”...
  • Page 12: Initial Heading And Heading Change Test

    Simrad GI51 Gyro Interface 2.7 Initial heading and heading change test This section describes how to verify that the heading read-out from the GI51 is following the correct direction of change along with the gyro. In some cases, it may be encountered that the autopilot heading read-out is different from the gyro heading.
  • Page 13: S9 Steering Lever

    INSTALLATION MANUAL If only a constant small error should occur, loosen the fixing screws for the synchro transmitter and adjust by moving the synchro transmitter for correct heading output from the GI51. 2.8 S9 Steering lever The S9 Steering Lever can be added to an autopilot system to provide remote non-follow up steering capability.
  • Page 14: Gi51 Pcb

    Simrad GI51 Gyro Interface GI51 PCB 3.1 Component location SEL.4 SEL.3 SEL.2 SEL.1 RADAR +12V Clk L SYNCHRO Clk H FAULT Data L SPEED LOG Data H (PULSE) Pulse +12V RGC RX NMEA NMEA PROGRAM / FUNCTION KEY Step 3...
  • Page 15: Terminal Description

    INSTALLATION MANUAL 3.2 Terminal description TB1, Power Used for power connection when GI51 is not powered by Robnet. When power is connected to TB1 in a Robnet system, GI51 will continue to output gyro heading even if the autopilot is turned OFF.
  • Page 16: Tb6, Step In

    Simrad GI51 Gyro Interface TB6, Step In Step 3 Used when connecting a gyro compass with stepper output. Step 2 Step 1 TB7 and TB8, NMEA NMEA signals from compass or speed log with serial output should be connected to RX- and RX+. Refer Dip switch settings for speed, page 7.
  • Page 17: Tb12, Selector

    INSTALLATION MANUAL TB12, Selector The selector lines option on TB12 are used both for heading SEL.4 offset adjustment and for the optional pendulum function key as SEL.3 described below. SEL.2 SEL.1 Offset heading adjustment +12V Offset of initial heading will be required when a step or geared synchro is connected in a stand-alone system.
  • Page 18: Pendulum Function Key (Option)

    Simrad GI51 Gyro Interface PENDULUM FUNCTION KEY (Option) If GI51 not is connected to Robnet, an optional Pendulum function key (part no. 20213815) has to be installed to activate the pendulum function. When this key is installed, GI51 will change the heading output by 180° based on signal from a potential free closing contact between TB12, Sel 4 and +12V on the GI51 pcb.
  • Page 19: Trouble Shooting

    INSTALLATION MANUAL TROUBLE SHOOTING For location of the LEDs, refer to Component location, page 12. SYMPTOM CORRECTIVE ACTION The unit is 1. Check that the POWER OK LED inoperative. is lit. 2. Check that the CPU RUNNING LED is alternating at 1Hz. No compass output.
  • Page 20: Led Indicators

    Simrad GI51 Gyro Interface SYMPTOM CORRECTIVE ACTION No speed output 1. Check LED indicator for Speed Log input or NMEA RX (depending upon which signal that is selected by DIP switch SW2.1). 2. Check LED for NMEA input. 3. If input signal is missing, check cabling or status of speed log.
  • Page 21: Spare Parts

    INSTALLATION MANUAL SPARE PARTS PART NO. DESCRIPTION 20213773 GI51 Gyro Interface 20213278 GI51 board 20213815 GI51 Pendulum key 20221594 / B Busse-Yachtshop.de info@busse-yachtshop.de...
  • Page 22: Technical Specifications

    Simrad GI51 Gyro Interface TECHNICAL SPECIFICATIONS 7.1 Hardware Dimensions: ............See figure below Weight: ..............0.8 kg (1.8 lbs.) Material:..........Epoxy coated aluminum Environmental Protection: ............. IP44 Safe distance to magnetic compass: ....... 0.2 m (0.7 ft.) Temperature range: Operation:......–25 to +55 °C (–13 to +130 °F) Storage:......
  • Page 23: Interface

    INSTALLATION MANUAL 7.3 Interface Input Synchro 1:1, 90:1, 360:1.....26 - 115V, 400Hz ext exit, +/-0.5° accuracy Synchro 90:1, 360:1......50 - 60V, 50 - 60Hz ext exit, +/-0.5° accuracy Step, 6 step/°, max rate 40°/sec: ... 20-70V, common high or common low, low <= 7V NMEA183 heading and speed ..HDT, HDG, HDM, VBW, VHW...
  • Page 24: Other Serial Output/Input

    Simrad GI51 Gyro Interface Other serial output/input Input data: Calibration start command: $PSTOC<CR><LF> Heading offset adjust: $PSTOK,,,nnn.n,<CR><LF> nnn.n=offset angle 0 – 360 Output data: Status: $PSTOC,R<CR><LF> equal to calibration running $PSTOK,C<CR><LF> equal to calibration completed, or not running (as presented before start calibration) $PSTOK,F<CR><LF>...
  • Page 25 Sales and service worldwide 01.03.04 EUROPE (Recreational) NORWAY SWEDEN Oy Maritim Ab Simrad Marine AS Simrad AB Veneentekijäntie 1 Joh. Berentsensvei 109 Svalörtsgatan 14 AUSTRIA SF 00210 Helsinki P.O. Box 53, Laksevåg 42668 Västra Frölunda Allroundmarin-Alltechnik Tel: +358 9 681 631 N-5847 Bergen Tel.: +46 31 69 51 00 GesmbH...
  • Page 26 Sales and service worldwide 01.03.04 AMERICAS UNITED ARAB INDIA URUGUAY EMIRATES Norinco Pvt Ltd. Electromaritima Uruguaya Emphor FXCO Karshaka Road CANADA Ltda. P. O. Box 6488 Cochin 682016 Simrad Canada Ltd. Guatemala 1260 Dubai Tel.: +91 484 2323 675 P.O. Box 397 11800 Montevideo Tel.: +971 4 324 7500 Fax: +91 484 2323 694...

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