Jotron AS TR8000 Technical Manual

TECHNICAL MANUAL

Tron AIS TR-8000

AIS Class A transponder

www.jotron.com

EC Declaration of Conformity, available at www.jotron.com

Table of Contents

1 Revision History.................................................................................................................... 1-4

2 SPECIFICATIONS ................................................................................................................... 2-5

2.1 Transponder unit ......................................................................................................................................... 2-5

2.1.1 Integrated GPS ......................................................................................................................................................... 2-5

2.1.2 TDMA Transmitter ................................................................................................................................................. 2-6

2.1.3 TDMA Receivers ...................................................................................................................................................... 2-6

2.1.4 DSC Receiver ............................................................................................................................................................. 2-7

2.2 Display unit: .................................................................................................................................................... 2-8

2.2.1 LCD Display with Touch ...................................................................................................................................... 2-8

2.3 Transmission intervals ................................................................................................................................. 2-9

2.4 Interfaces ...................................................................................................................................................... 2-10

2.5 Transmission Intervals ........................................................................................................................... 2-10

3 DATA TRANSMISSION .................................................................................................... 3-11

3.1 Data transmission...................................................................................................................................... 3-11

3.1.1 RS422 interface .....................................................................................................................................................3-11

3.1.2 RS232 interface .....................................................................................................................................................3-12

4 DESCRIPTION OF SENTENCE FORMAT ................................................................ 4-14

4.1 Input ................................................................................................................................................................ 4-15

4.1.1 ABM - Addressed Binary and safety related Message ..........................................................................4-15

4.1.2 ACA - AIS Regional Channel Assignment Message .................................................................................4-15

4.1.3 ACK - Acknowledge alarm ................................................................................................................................4-15

4.1.4 AIR - AIS Interrogation Request ....................................................................................................................4-16

4.1.5 AIQ - Query Sentence ..........................................................................................................................................4-16

4.1.6 BBM - Broadcast Binary Message ..................................................................................................................4-16

4.1.7 DTM Datum reference ........................................................................................................................................4-17

4.1.8 EPV – Command or report equipment property value ........................................................................4-17

4.1.9 GBS - GNSS satellite fault detection ..............................................................................................................4-19

4.1.10 GGA - Global positioning system (GPS) fix data ......................................................................................4-19

4.1.11 GLL - Geographic position - latitude/longitude ......................................................................................4-20

4.1.12 GNS - GNSS fix data ..............................................................................................................................................4-20

4.1.13 HBT Heart Beat ......................................................................................................................................................4-20

4.1.14 HDT - Heading true ..............................................................................................................................................4-21

4.1.15 LRF - Long Range Function ..............................................................................................................................4-21

4.1.16 LRI - Long-Range Interrogation .....................................................................................................................4-21

4.1.17 OSD Own ship data ..............................................................................................................................................4-22

4.1.18 RMC Recommended minimum specific GNSS data ...............................................................................4-22

4.1.19 ROT - Rate of turn .................................................................................................................................................4-23

4.1.20 SPW - Security password sentence ..............................................................................................................4-23

4.1.21 SSD - Station static data .....................................................................................................................................4-23

4.1.22 VBW - Dual ground/water speed ..................................................................................................................4-24

4.1.23 VSD - Voyage Static Data ...................................................................................................................................4-24

4.1.24 VTG - Course over ground and ground speed ..........................................................................................4-24

4.1.25 ZDA – Time and date ...........................................................................................................................................4-25

TR-8000 Technical manual 1-2

4.2 Output.............................................................................................................................................................. 4-25

4.2.1 ABK - Addressed and binary broadcast acknowledgement ..............................................................4-25

4.2.2 ACA  See “Input “ .................................................................................................................................................4-25

4.2.3 ALR - Set alarm state ...........................................................................................................................................4-25

4.2.4 EPV  See “Input “ ..................................................................................................................................................4-26

4.2.5 HBT  See “Input “ .................................................................................................................................................4-26

4.2.6 LRF  See “Input “ ..................................................................................................................................................4-26

4.2.7 LR1 - Long-range Reply with destination for function request "A" ...............................................4-26

4.2.8 LR2 - Long-range Reply for function requests "B, C, E, and F" .........................................................4-26

4.2.9 LR3 - Long-range Reply for function requests "I, O, P, U and W" ....................................................4-26

4.2.10 NAK – Negative acknowledgement ..............................................................................................................4-27

4.2.11 TRL – AIS transmitter non functioning log ...............................................................................................4-27

4.2.12 TXT - Text transmission ....................................................................................................................................4-28

4.2.13 VDM - VHF Data-link Message ........................................................................................................................4-28

4.2.14 VDO - VHF Data-link Own-vessel message ................................................................................................4-28

4.2.15 VER – Version .........................................................................................................................................................4-29

5 Abbreviations and Definitions ...................................................................................... 5-30

TR-8000 Technical manual 1-3

AMENDMENT

NO.

INCORP.

DATE

PAGE(S)

VERSION

REASON

FOR CHANGE

FIT

12.4.2012

2-8

Added “IEC60945 Protected”

to chapter 2.2

6 7

11 12

13 14 15 16

17 18

1 Revision History

TR-8000 Technical manual 1-4

2 SPECIFICATIONS

2.1 Transponder unit

Size: 274 x 204 x 67 mm Size with bracket: (319 x 204 x 76 mm) Weight: 3.7 Kg Color: Black Enclosure: Aluminium Supply voltage: 12-24 VDC +30% / -10% Power consumption: <15W average <50W burst Operating temperature: -25°C to +55°C Storage temperature: -40°C to +70°C Environmental: IP56 / IEC60945 exposed Compass safe distance: Standard Compass: 95cm Steering Compass: 65cm

2.1.1 Integrated GPS

Receiver type: 16 channel u-blox ANTARIS 4 positioning engine SBAS: WAAS, EGNOS, MSAS

Navigation update rate: Up to 4 Hz Accuracy1: Position: 2.5 m CEP

SBAS: 2.0 m CEP

Acquisition2 Cold Start: 36s

Warm Start: 33s Hot Start: <3.5s Reacquisition: <1s

Tracking: -158 dBm

Sensitivity

Acquisition: -148 dBm

Cold Starts: -142dBm

Depends on accuracy of correction data of DGPS or SBAS service

Measured with good visibility and -125 dBm signal strength .

Demonstrated with a good active antenna. Sensitivity will reduce by 2 dB when using passive antennas.

TR-8000 Technical manual 2-5

Frequency Error

< +/- 0.5 kHz under normal conditions (n.c.). < +/- 1.0 kHz under extreme conditions (e.c.).

Frequency Range

156.025-162.025MHz

Channel Switching Time

< 25 ms.

Carrier Power, High power setting Carrier Power, Low power setting

: :

12.5 W, 41dBm +/- 1.5dB (n.c.) +/- 3.0dB (e.c.) 1 W, 30dBm +/- 1.5dB (n.c.) +/- 3.0dB (e.c.)

Data transmission bit rate

9600 bits/s +/- 50ppm.

Modulation Spectrum

< -25 dBc @ Δfc < ±10 kHz < -70 dBc @ ±25 kHz<Δfc< ±62,5 kHz

Modulation Accuracy test signal 2 Modulation Accuracy test signal 3

: :

< +/- 175 (n.c.) < +/- 350 (e.c.) < +/- 240 (n.c.) < +/- 480 (e.c.)

Maximum Transmission Time

A transmission shall not exceed 5 slots (133ms).

Excessive Transmission Failure mode

A transmission is shut down by hardware if transmission exceeds 300ms.

Spurious emissions

< -36 dBm @ 9 kHz - 1 GHz

< -30 dBm @ 1 GHz - 4GHz

Transmission output power versus time

Power within mask shown in Fig.2 and timings given in Table 6 in ITU-R M.1371.4

Sensitivity

< 20% PER @ –107 dBm (n.c.) < 20% PER @ –101 dBm (e.c.)

Error behaviour at high input levels

< 1% PER @ –77 dBm < 1% PER @ –7 dBm

Adjacent channel selectivity

< 20% PER @ 70 dB (n.c.) < 20% PER @ 60 dB (e.c.)

Co-channel rejection

< 20% PER @ 10 dB

Spurious response rejection

< 20% PER @ 70 dB

Intermodulasjon response rejection

< 20% PER @ 74 dB

Spurious emissions

< –57 dBm (9 kHz to 1 GHz) < –47 dBm (1 GHz to 4 GHz)

Blocking

< 20% PER @ 86 dB

2.1.2 TDMA Transmitter

2.1.3 TDMA Receivers

TR-8000 Technical manual 2-6

Frequency Range

Ch 70, 156.525 MHz

Sensitivity

< 20% PER @ –107 dBm (n.c.)

< 20% PER @ –101 dBm (e.c.)

Modulation

PSK, 1200 Baud.

Error beaviour at high input levels

< 1% PER @ –7 dBm

Co-Channel Rejection

Between –10.0 db and 0 dB.See 61993-2, 5.4.3

Adjacent Channel Selectivity

< 20% PER @ 70 dB (n.c.)

< 20% PER @ 60 dB (e.c.)

Spurious Response Rejection

< 20% PER @ 70 dB

Intermodulation response, rejection

< 20% PER @ 65 dB

Blocking or desensitisation

<20% PER @ 84 dB

2.1.4 DSC Receiver

TR-8000 Technical manual 2-7

2.2 Display unit:

Size: 192 x 144 x 52 mm Size with bracket: (210 x 150 x 84 mm) Weight: 1.0 Kg Color: Black Enclosure: ABS Supply voltage: 12-24 VDC +30% / -10% Power consumption: < 12W nominal

< 20W max intensity

Operating temperature: -25°C to +55°C Storage temperature: -30°C to +70°C Environmental: IP54 / IEC60945 protected Compass safe distance: Standard Compass: 30cm Steering Compass: 14cm

2.2.1 LCD Display with Touch

Display: NEC NL8048BC19-02 Type: WVGA, a-Si TFT LCD Display Area: 152.4 x 91.44 mm Diagonal size of display: 18 cm (7.0 inches) Pixel: 800 x 480 Interface: LVDS Luminance: 400cd/m Contrast 1000:1 (typ.) Touch technology: Resistive

TR-8000 Technical manual 2-8

Ship’s dynamic conditions

Nominal reporting interval

Ship at anchor or moored and not moving faster than 3 knots

3 min

Ship at anchor or moored and moving faster than 3 knots

10 s

Ship 0-14 knots

10 s

Ship 0-14 knots and changing course

3.33 s

Ship 14-23 knots

6 s

Ship 14-23 knots and changing course

2 s

Ship 23 knots

2 s

Ship 23 knots and changing course

2 s

2.3 Transmission intervals

The transmission intervals are normally as described in Table 1: Transmission intervals. Given certain conditions, as in assigned mode, or when other AIS stations are synchronizing to the unit, the transmission rate might be higher, but the absolute highest rate is once every 2 seconds.

Table 1: Transmission intervals.

TR-8000 Technical manual 2-9

Input sentences

Output sentences

Sensor 1, 2 and 3:

(External GPS, Gyro and ROT/LOG)

DTM, GBS, GGA, GLL, GNS, HDT*, OSD, RMC, ROT, VBW, VTG, ZDA

External Display, Aux Display/ Pilot Port

ABM, ACA, ACK, AIR, AIQ, BBM, EPV, HBT, SPW, SSD, VSD,

LRF, LRI

DTM, GBS, GGA, GLL, GNS, HDT*, OSD, RMC, ROT, VBW, VTG, ZDA,

ABK, ACA, ALR, EPV, HBT, NAK, TRL, TXT, VER, VDM, VDO,

LR1, LR2, LR3, LRF,

Long Range Port

LRF, LRI

LR1, LR2, LR3, LRF

Message output:

Description:

VDM:

At RX of VDL message

VDO:

1 second

ALR:

30 seconds during alarm, 1 minute otherwise (empty message)

ABK, ALR, NAK, TXT:

At each event

LRF, LR1, LR2, LR3:

As response to LRI/LRF requests

ACA,TXT, VSD, SSD, TRL, VER:

At request via query command (AIQ)

2.4 Interfaces

*) $HCHDT will be rejected. $HEHDT will be accepted.

All the above ports comply with IEC 61162-1 (Second edition, 2000-07) at 4800 baud and IEC 61162-2 (First edition, 1998-09) at 38400 baud

Alarm Output: Isolated digital switch.

2.5 Transmission Intervals

TR-8000 Technical manual 2-10

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