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Revision 1.8

Page i

SSC200

Solid State Rate/Gyro Compass

User’s Manual

Revision 1.8

Maretron, LLP

9014 N. 23

Ave #10

Phoenix, AZ 85021-7850

http://www.maretron.com

Maretron Manual Part #: M000401

Содержание SSC200

Страница 1: ...i SSC200 Solid State Rate Gyro Compass User s Manual Revision 1 8 Copyright 2012 Maretron LLP All Rights Reserved Maretron LLP 9014 N 23rd Ave 10 Phoenix AZ 85021 7850 http www maretron com Maretron M...

Страница 2: ...es Added deviation compass environment quality measurements report from compass Added rate of turn zeroing section 1 6 Updated Supported Firmware Revision to 2 0 Incorporated instructions on interfaci...

Страница 3: ...ation 10 3 1 1 Maretron Display Initiated Deviation Calibration 11 3 1 2 Automatic Power Up Deviation Calibration 11 3 2 Installation Offset Correction 12 3 2 1 Maretron Display Product Offset Correct...

Страница 4: ...83 Connector Face Views 8 Figure 7 NMEA 0183 Cable Wire Color Coding 8 Figure 8 SSC200 with NMEA 0183 Connection Only 9 Figure 9 Trouble Shooting Guide 17 Figure 10 Horizontal Mounting Surface Templat...

Страница 5: ...optimal performance 1 2 Firmware Revision This manual corresponds to SSC200 firmware revision 2 0 1 3 Features The Maretron SSC200 Solid State Compass has the following features NMEA 2000 and NMEA 018...

Страница 6: ...ibrated in the vessel to compensate for heading installation offset it is best to mount the compass pointed towards the bow and parallel to the vessel centerline The SSC200 can be mounted in other ori...

Страница 7: ...ction 2 3 2 2 3 1 Mounting the SSC200 to a Horizontal Surface Mounting the SSC200 compass to a horizontal surface requires that the provided mounting brackets be fastened to the bottom of the SSC200 u...

Страница 8: ...ocking compounds containing methacrylate ester such as Loctite Red 271 as they will cause stress cracking of the plastic enclosure The usual way of mounting the SSC200 to a vertical surface is attachi...

Страница 9: ...tical Surface 2 4 Connecting the SSC200 You have a choice of connecting the SSC200 to a NMEA 2000 interface Section 2 4 1 NMEA 0183 interface Section 2 4 2 or connecting both interfaces simultaneously...

Страница 10: ...necting the female end of the cable to the SSC200 note the key on the male connector and keyway on the female connector as shown in Figure 5 below Be sure the cable is connected securely and that the...

Страница 11: ...ht pin male connector Figure 6 You connect the SSC200 to an NMEA 0183 network using the Maretron supplied 10 meter cable by connecting the female end of the cable to the SSC200 note the key on the mal...

Страница 12: ...ntial Output B Signal Blue RXA Receive Differential Input A Signal White RXB Receive Differential Input B Signal Figure 7 NMEA 0183 Cable Wire Color Coding 2 4 2 1Power Connections If the NMEA 2000 in...

Страница 13: ...e may be set to 38400 baud by connecting to the compass using a teminal emulator See Appendix C for details and sending the following strings to the compass through the NMEA 0183 connection shell This...

Страница 14: ...r new equipment made of ferrous metal has been installed near the compass WARNING It is imperative that calibration procedures be carried out upon installation of the SSC200 to ensure accurate reading...

Страница 15: ...pass by operating it for approximately 10 minutes 3 Turn the vessel either direction such that you complete a full 360 turn in 2 minutes or less try not to go below 1 minute for a complete circle 4 Wh...

Страница 16: ...EA 0183 Interface Appendix A 4 Through the NMEA 2000 Interface Appendix B The preferred method for installation offset is to use a Maretron display procedure 1 which will automatically calibrate the S...

Страница 17: ...gnetic The SSC200 is a magnetic compass therefore it requires an external source for variation if you want to view your heading in true format The SSC200 is capable of receiving variation in one of th...

Страница 18: ...NMEA 0183 sentences 2 Transmit the Heading True HDT sentence using variation data from the Magnetic Variation PGN 127258 from the NMEA 2000 interface if HDT is enabled see Appendix A for enabling or...

Страница 19: ...1 2 Through the NMEA 0183 Interface Section 4 4 2 4 4 1 Variation Source Selection via Maretron Display You can program the SSC200 to use a particular variation source using a Maretron display produc...

Страница 20: ...is at rest This offset changes with temperature but the SSC200 has the ability to remember the offset at different temperatures You teach the SSC200 by using Rate of Turn Zeroing It is possible to do...

Страница 21: ...late true heading from the magnetic heading Inaccurate heading output Ensure the SSC200 is still mounted securely Ensure the SSC200 is still in a clean magnetic environment and that no power or igniti...

Страница 22: ...ameter Group Numbers PGNs See Appendix B for Details Description PGN PGN Name Default Rate Periodic Data PGNs 127250 Vessel Heading 10 Times Second 127257 Attitude 1 Time Second 127251 Rate of Turn 10...

Страница 23: ...13 2Hz 1mm 13 2 100Hz 7m s2 per IEC 60945 8 7 Rain and Spray 12 5mm Nozzle 100liters min from 3m for 30min per IEC 60945 8 8 Solar Radiation Ultraviolet B A Visible and Infrared per IEC 60945 8 10 Cor...

Страница 24: ...before using the following diagrams as templates for drilling the mounting holes because the printing process may have distorted the dimensions Page 20 Revision 1 8 3 87 1 42 Figure 10 Horizontal Mou...

Страница 25: ...RETRON BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES DAMAGES FOR LOSS OF USE LOSS OF ANTICIPATED PROFITS OR SAVINGS OR ANY OTHER LOSS INCURRED BECAUSE OF INTERRUPTION OF SERVICE IN NO EVENT SHALL...

Страница 26: ...SSC200 User s Manual Page 22 Revision 1 8 This page intentionally left blank...

Страница 27: ...etic heading sensor including deviation in tenths of degrees B This field always contains an M indicating magnetic heading HDT Heading True The SSC200 does not normally transmit this sentence However...

Страница 28: ...re the SSC200 is unable to reliably develop deviation data If the SSC200 senses the vessel turning to quickly it will issue this message and restart deviation calibration as long as it has not failed...

Страница 29: ...g technique referred to as Variation Lifetime where variation data is output in the HDG and HDT sentences for a period of 5 seconds after the VTG sentence is received The Variation Lifetime can be re...

Страница 30: ...ng operations currently in progress PMAREXE SSC200 50 CR LF Will cause the SSC200 to retransmit the last deviation calibration status message PMARSETPX Maretron Proprietary Set Period Sentence The SSC...

Страница 31: ...ntence or parameter to be programmed see following table B Integer where 0 disables sentence and positive numbers are multipliers of 1ms i e programmed integer of 2 would mean a 200ms transmission int...

Страница 32: ...etron proprietary NMEA0183 sentence to the SSC200 PMAREXE SSC200 FD 1 CR LF 7 Proceed to Installation Offset Correction SSC200 NMEA 0183 Installation Offset Correction Installation offset correction c...

Страница 33: ...he value 0x7FFF data not available See PGN 127258 for information regarding the SSC200 and its ability to transmit magnetic variation 5 Heading Sensor Reference The SSC200 transmits a 1 in this field...

Страница 34: ...Source This field always contains a value of 0x00 manual entry 3 Reserved This field is reserved by NMEA therefore the SSC200 sets all bits to a logic 1 4 Age of Service This field always contains a...

Страница 35: ...as not failed five times 06 Deviation Calibration Invalid Movement During calibration the vessel must not jerk or reverse directions where the SSC200 is unable to reliably develop deviation data If th...

Страница 36: ...rameter 8 bits set this field s value to 0x02 9 Product Code 16 bits set this field s value to 0x1B2 which is the NMEA 2000 product code for the SSC200 10 Number of Third Commanded Parameter 8 bits se...

Страница 37: ...see one of the following Maretron proprietary NMEA 2000 PGNs a PGN 126270 Maretron Proprietary Slave Response Deviation Calibration Successfully Completed This indicates successful completion of the d...

Страница 38: ...SSC200 User s Manual Page B6 Appendix B NMEA 2000 Interfacing Revision 1 8 This page intentionally left blank...

Страница 39: ...Ground pin GND pin 5 of the RS 232 port b Connect TXA gray to the Receive Data pin RXD pin 2 of the RS 232 port c Connect RXA blue to the Transmit Data pin TXD pin 3 of the RS 232 port Ensure that the...

Страница 40: ...SSC200 User s Manual Page C2 Appendix C Connecting to a PC Via NMEA 0183 Revision 1 8 This page intentionally left blank...

Страница 41: ...ease note the following cable connections on the SSC200 GPS Connection SSC200 Connection TXA TX Blue Wire RXA RX TXB TX White wire RXB RX 3 The SSC200 should now be transmitting true heading data Exam...

Страница 42: ...to program the SSC200 with 18 0 easterly magnetic variation as might be seen in Seattle WA USA type the sentence PMAREXE SSC200 5D 0 18 0 To program the SSC200 with 5 5 westerly magnetic variation as...

Страница 43: ...rammed with the local magnetic variation Please see Maretron Application Note 2 Configuring the SSC200 to transmit True Heading Data Instructions 1 Connect the SSC200 to the PC s serial port and obtai...

Страница 44: ...SSC200 User s Manual Page E2 Appendix E Transmitting the HDT Sentence Revision 1 8 This page intentionally left blank...

Страница 45: ...tions 1 Connect the SSC200 to the PC s serial port and obtain the cmd prompt per the instructions in Appendix C 2 Type the following sentence PMAREXE SSC200 DF Where is replaced by the two character i...

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