Instruction manual

EM Series

Multibeam echo sounders

Datagram formats

Kongsberg EM SeriesMultibeam echo sounder

EM datagram formats

850-160692/WJanuary 2018 Kongsberg Maritime AS

Document history

Document number: 850-160692

Rev. O March 2012 General update including updates for SIS 3.9

Rev. P June 2012 Updated Quality factor datagram 79, added appendix BHandling of .all files

Rev. Q February 2013 General update including updates for EM 2040C and SIS 4.0

Rev. R October 2013

Raw range and beam angle 78 datagram: Quality factor correctedto QF = 2500*sd/dr (Was QF = 250*sd/dr).Multibeam installation parameters updated for EM 2040 DualTX.

Rev. S May 2015

Sound speed profile datagram, Time since midnight is sent asseconds, not milliseconds.Installation parameters, System transducer configurationparameter (STC): more options added.PU ID outtput, System descriptor: more options added.Added Extra detections datagram.Minor text corrections.

Rev. T June 2015 Added data in Extra detections datagram

Rev. U June 2015 Added info. about support of Seatex binary 26 format

Rev. V July 2016 Added info about EM 2040P and EM 2040M installation offsets

Rev. W January 2017 Added info about STC parameter and installation offsets for EM2040M 1500m version

Copyright2018 Kongsberg Maritime ASThe information contained in this document remains the sole property of Kongsberg Maritime AS. No partof this document may be copied or reproduced in any form or by any means, and the information containedwithin it is not to be communicated to a third party, without the prior written consent of KongsbergMaritime AS. The document, or any part of it, may not be translated to any other language without thewritten approval from Kongsberg Maritime AS.

DisclaimerKongsberg Maritime AS endeavours to ensure that all information in this document is correct and fairlystated, but does not accept liability for any errors or omissions.

WarningThe equipment to which this manual applies must only be used for the purpose for which it wasdesigned. Improper use or maintenance may cause damage to the equipment and/or injuryto personnel. All users must be familiar with the contents of the appropriate manuals beforeattempting to install, operate, maintain or in any other way work on the equipment.Kongsberg Maritime AS disclaims any responsibility for damage or injury caused by improperinstallation, use or maintenance of the equipment.

Support informationIf you require maintenance or repair, contact one of our offices, distributors or dealers. You can also contactus using the following address: km.hydrographic.support@kongsberg.com. If you need information aboutour other products, visit http: //www.km.kongsberg.com.See also Support information on page 8.

Kongsberg Maritime ASwww.kongsberg.com

mailto:km.hydrographic.support@kongsberg.comhttp://www.km.kongsberg.com

EM datagram formats

Table of contents

EM DATAGRAM FORMATS.................................................. 7Presentation format...................................................................................................8Support information .................................................................................................8INPUT DATAGRAMS .......................................................... 9Position.....................................................................................................................9

Overview ................................................................................................... 10GGA Datagram .......................................................................................... 12PTNL, GGK Local coordinate position datagram.......................................... 14Trimble GGK Datagram.............................................................................. 15VTG Datagram........................................................................................... 16Transponder position................................................................................... 17Simrad 90 Position...................................................................................... 18Tide Input .................................................................................................. 20Depth, pressure or height input ................................................................... 20

Attitude ..................................................................................................................21Overview ................................................................................................... 21EM Attitude input format ............................................................................ 23Network attitude velocity input format ......................................................... 24Sperry MK-39 Attitude input format ............................................................ 25HDT format................................................................................................ 26SKR80 format ............................................................................................ 26

Clock datagrams .....................................................................................................27Clock ......................................................................................................... 27ZDA format................................................................................................ 27

Sound speed datagrams ..........................................................................................28Overview ................................................................................................... 28Kongsberg Maritime SSP format ................................................................. 29AML Smart Sensor and AML Micro Sensor format ...................................... 32

Depth input datagrams from single beam echo sounder ........................................33DBS Format ............................................................................................... 33DPT Format ............................................................................................... 33Simrad format............................................................................................. 34

Remote control datagrams......................................................................................35Sound speed at transducer ......................................................................................37

KSSIS 80 Datagram.................................................................................... 37

OUTPUT DATAGRAMS...................................................... 38Introduction ............................................................................................................38Multibeam data.......................................................................................................40

Depth datagram .......................................................................................... 40

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Kongsberg EM Series

XYZ 88...................................................................................................... 43Extra detections .......................................................................................... 46Central beams echogram ............................................................................. 50Raw range and beam angle (F)..................................................................... 52Raw range and beam angle (f)...................................................................... 53Raw range and angle 78 .............................................................................. 55Seabed image datagram............................................................................... 58Seabed image data 89.................................................................................. 60Water column datagram............................................................................... 62Quality factor datagram 79 .......................................................................... 64

External sensors......................................................................................................66Attitude datagram ....................................................................................... 66Network attitude velocity datagram 110 ....................................................... 68Clock ........................................................................................................ 70Depth (pressure) or height datagram............................................................. 71Heading .................................................................................................... 72Position ..................................................................................................... 73Single beam echo sounder depth ................................................................. 75Tide datagram............................................................................................. 76

Sound speed............................................................................................................77Surface sound speed ................................................................................... 77Sound speed profile datagram ...................................................................... 78Kongsberg Maritime SSP output datagram ................................................... 79

Multibeam parameters ............................................................................................80Installation parameters ....................................................