The installer of the equipment is solely responsible for the correct installation of the
equipment. WASSP Ltd. holds no responsibility for any damage associated with incorrect
installation.
»Sensor configuration and commissioning
»Control and Display Application interfacing
This manual does not cover installation and setup of external sensors. Refer to installation
and operation manuals for the specific sensors that are being used.
NOTE: For DRX with serial number below #50, please refer to WASSP DRX
Installation Manual Version 1.1 due to connector configuration changes.
DOCUMENT REVISION HISTORY
REVISION DATEREASON FOR CHANGEVERSION
March 2016Compilation1.0
June 2016Corrected RS-422 pin-out1.1
July 2016Connector and Setup Webpages2.0
RELATED DOCUMENTS
»WASSP DRX Installation Manual – For the latest version of this manual go to
wassp.com
ELECTRICAL SAFETY
»Fire, electrical shock, or equipment damage may occur if the transceiver comes into
contact with liquid.
»The DRX is rated for operation at 9-32 V DC.
»Make sure that the power is switched OFF at the main supply (e.g. switchboard)
before beginning the installation. Fire or electrical shock may occur if the power is
left ON.
»Do not open or access equipment covers unless you have had DRX service training
and are cognisant with the system’s electrical circuits.
»Make sure all safety precautions for electrical equipment are taken when operating
or servicing the equipment. These are to be carried out in accordance with local or
national regulatory body safety regulations.
»Make sure that the DRX is secure and will not loosen due to the vessels vibration.
SUPPORT INFORMATION
For details on Registration, Support and Resources see “Appendix C - Product
Registration, Support and Resources” on page 70.
»WASSP Transducer Installation Manual – Installation manual for specific transducers
supported by DRX.
»WASSP CDX Operators Manual – User manual for the WASSP CDX application for
control, visualisation and data post processing of DRX data.
shipped with WASSP DRX.
»3rd Party Application Manuals – 3rd Party Applications that interface with DRX
»Sensor Installation and Operation Manuals – Sensors supported by DRX.
»WASSP DRX ICD – Interface documentation for DRX and associated DRX SDK/API
documentation.
»Sensor Box Installation Manual - Installation Manual for the WASSP Sensor package
Further documentation and updated specifications and DRX installation manual can be
found at wassp.com
GENERAL NOTICES
WASSP Ltd. reserves the right to change the contents of this manual and any system
specifications without notice.
Contact WASSP Ltd. regarding copying or reproducing this manual.
WARNINGS, CAUTIONS AND NOTES
Warnings, cautions, and notes are indicated by the following icons throughout this
manual:
WARNING indicates that if the instruction is not heeded, the action may result
in loss of life or serious injury.
CAUTION indicates that if the instruction is not heeded, the action may result
in equipment damage or software corruption.
NOTE indicates a TIP or additional information that can be helpful while
performing a procedure.
DHCPDynamic Host Configuration Protocol, for automatically providing IP addresses.
DRX Setup WebpagesWebpages that DRX provides for configuration, setup, installation, upgrading.
GbEGigabit Ethernet.
HDGHeading.
IMUInertial Motion Unit/Motion Sensor, typically for roll, pitch and heave.
KP Key Pulse, typically used to synchronise sonar/sounder transmit timing.
LANLocal Area Network.
LEDLight Emitting Diode.
PPSPulse Per Second, used for synchronising time, typically to UTC through GPS.
RTK GPSReal Time Kinematic GPS, used for high quality positioning.
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RXReceive.
TXTransmit.
WASSP CDXWASSP PC application for control, visualisation and post processing of DRX data.
XDCRTransducer.
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FIGURES
Figure 1. Complete System 10
Figure 2. Recommended System 10
Figure 3. Survey System 11
Figure 4. DRX Bulkhead Mount 15
Figure 5. DRX Horizontal Mount 15
Figure 6. Front Plate 16
Figure 7. Back Plate 17
Figure 8. RX Cable Connection 18
Figure 9. Find My DRX App 22
Figure 10. Startup Sequence 24
Figure 11. Normal Operation LED Indications 25
Figure 12. System Upgrade 26
Figure 13. Restore Defaults Tab 27
Figure 14. System Features 29
Figure 15. Ship Measurements Diagram 31
1 INTRODUCTION
The WASSP DRX is a ‘Black Box’ smart transceiver that interfaces to devices and sensors
to make up the WASSP Multibeam Sounder System.
The system can be configured to operate in various modes, typically using a wide-angle
sonar transducer to profile the water column and seafloor in high resolution.
Using appropriate sensors, the DRX can be configured to be suitable for operations such
as commercial fishing, sport fishing, survey and mapping, exploration, search and rescue
and many more.
Actual data types output to client applications, such as WASSP CDX, will be determined
by:
»Data types enabled in DRX, as determined by the licensing model
»Data types the client application supports and queries for
»If the client application is using raw, processed or post processed data
»Data types that are supported will increase through continual product development
and DRX upgrades
The DRX functionality is defined by the software installed, the data types enabled, the
transducer connected, and the physical DRX model. The physical DRX model is currently
available in 3 configurations:
»WSP-603-200; DRX wideband model
Figure 16. DRX Setup, Port Setup Table 33
Figure 17. DRX Setup, Port Setup Tab with Sensor Data 34
Figure 18. DRX Setup, Sensor Tab 34
Figure 19. DRX Setup, Data Setup Tab 35
Figure 20. DRX Setup, Corrections Tab 36
Figure 21. DRX Setup, PPS Tab 38
Figure 22. PPS Status 39
Figure 23. GPS Time Delay Stage 1 40
Figure 24. GPS Time Delay Stage 2 41
Figure 25. GPS Time Delay Stage 3 41
Figure 26. Manual Roll Patch Test 43
Figure 27. Measurement of Swath Width H 44
Figure 28. Pitch Corrections 45
Figure 29. DRX Dimensions 54
»WSP-603-300; DRX-46 wideband model
»WSP-603-205; DRX wideband model with IP67 rating
The same software package is applicable to all models.
For specification details on each model see “9 Technical Specifications” on page 57.
Figure 30. Front Plate 54
Figure 31. Back Plate 55
Figure 32. Interconnection Diagram 56
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1.1. MAIN FEATURES
The main features of DRX in a multibeam configuration will depend on the model as
follows:
»Variable number of beams - Model and configuration dependent
»120° Swath coverage – Transducer dependent
»Depth capability is configuration and environment dependent. Typical
configurations:
• DRX with WMB160 transducer; 1-150m
• DRX-46 with WMB160 transducer; 1-300m
• DRX-46 with WMB80 transducer; 1-600m
»Variable frequencies
»Supported by multiple client applications to meet dierent customer requirements
»Direct Ethernet connection to multiple client applications
»Continuous real-time 2D and 3D mapping.
»Easy to operate and quick to install
»Web based setup and configuration
»Beam stabilisation
»Variable beam width
2 SYSTEM OVERVIEW
The WASSP multibeam sounder system requires the following components:
DRX; Transmit, receive, digital signal processing, display processing, licence management
and data server for client applications.
WASSP TRANSDUCER; See WASSP Transducer Reference Manual.
PC; Control, post processing and viewing of sounder, sonar and mapping needs to be
handled by a suitable application, running on PC or tablet.
GPS; Position and time required for water column and bathymetry geo-referencing.
HEADING SENSOR; Required for correctly orienting the multibeam data.
MOTION SENSOR; Required for stabilising the water column and bathymetry data for
vessel roll, pitch and heave.
SOUND VELOCITY PROFILER; For accurate range measurement, sound velocity needs to
be known at the transducer and through the water column.
NOTE: As with any multibeam sounder, the quality of the sensors connected
will directly aect the performance of the system. Enhancements to system
performance include using high precision RTK GPS, accurate sound velocity
measurements, sound velocity profiles, and high performance motion
sensors. Your WASSP dealer can advise on sensors to suit your requirements.
WASSP recommended sensors are also detailed in this manual, see
“Appendix B - Supported Sensors and Sentences” on page 69.
The WASSP system can be supplied in various configurations to allow customised or
turnkey solutions. These include:
»DRX and transducer with WASSP CDX and sensor package; Customer supplies PC or
tablet and optionally 3rd Party navigation, fishing or survey package
»DRX and transducer with WASSP CDX; Customer supplies sensors, PC or tablet and
optionally 3rd Party navigation, fishing or survey package
»DRX and transducer with WASSP CDX and sensor package and wireless package;
Customer supplies PC or tablet
For details on WASSP system packages available see wassp.com
NOTE: Sensor package details can be found in the WASSP Sensor Box
Installation Manual.
Some typical system configurations are as follows:
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2.1. COMPLETE SYSTEM
Web Browser
DRX Setup
webpages
USER PC
WASSP CDX
Data Manager
or 3rd Party
Application
WASSP
Transducer
Required
Optional
Figure 1. Complete System
2.2. RECOMMENDED SYSTEM
DC Power
9-32V DC
PPS
KP
Satellite
Compass
GPS / HDG /
Motion
GPS or RTK
GPS
Heading
Sensor
IMU
Pitch /Roll /
Heave
Sound
Velocity
Probe
2.3. SURVEY SYSTEM
USER PC
3rd Party
survey SW
–Hypack,
Qinsy, Eiva …
Figure 3. Survey System
WASSP
Transducer
DC Power
9-32V DC
RTK GPS
Heading
Sensor
IMU
Pitch /Roll /
Heave
Sound
Velocity
Probe
PPS
Satellite
Compass
GPS / Heading
USER PC
WASSP CDX
Data Manager
Figure 2. Recommended System
WASSP
Transducer
DC Power
9-32V DC
IMU
Roll / Pitch /
Heave
See “8.1. Interconnection For Recommended Sensors” on page 56 for recommended
sensor configuration.
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INSTALLATION PROCEDURES
3
Basic Installation Flow:
CHECK INSTALLATION PARTS
(Section
- Check that all parts for installation have been received.
This should include: cables, connectors, brackets etc.
“3.1. Installation Parts” on page 13
TRANSDUCER
(Section
- Install the Transducer
- Install the Transducer Cable Gland
“3.2. Transducer” on page 13
LOCATE DRX / GPS / SENSORS
(Section
- Run cables to DRX location
“3.3. Locating the DRX System” on page 13
3.1. INSTALLATION PARTS
Standard supply:
»1 x DRX unit
»4 x Connector cable assemblies
)
)
)
»1 x power cable
»1 x LAN cable
»1 x USB Flash Drive:
• Find My DRX Application
• WASSP CDX Application
• WASSP Utilities
• Licence key for Data Manager
»Depending on kit:
• Transducer installation kit (a package with a transducer cable clamp, a TX
connector and installation manual)
• Widescan Sensor package (refer to Sensor Box Installation Manual)
»WASSP DRX Installation Manual
3.2. TRANSDUCER
MOUNT THE DRX
(Section
“3.4. Mounting the DRX” on page 14
)
CONNECTING THE DRX
(Section
- Connect Power to DRX
- Connect Transducer to DRX
- Connect Sensors to DRX
“3.5. Connecting the DRX” on page 16
)
CONNECT DISPLAY AND CONTROL DEVICE
(Section
- DRX Setup
- Control, Display and Data
“3.6. Display and Control Devices” on page 22
)
The DRX supports multiple transducer types and can be setup to operate in a variety of
configurations. Typical setup will be multibeam wideband mode with:
»WMB160
»WMB80
Detailed specification and mounting methods for supported transducers is described in
the WASSP Transducer Installation Manual.
3.3. LOCATING THE DRX SYSTEM
The DRX is a highly sensitive receiver which is capable of discerning signals of less than
one microvolt. In order to get the highest performance out of the DRX system keep
the transducer, transducer cable and the DRX far away from sources of electrical and
acoustic noise. AC/DC inverters and DC/DC converters are particularly noisy and even if
not used to power the system, should be kept as far away as possible.
The DRX will need to be located with access to all required sensors. This needs to
include transducer cable, GPS, motion sensor and LAN connections. Serial cables from
sensors should be run direct to DRX with no splitters or interfaces boxes.
When selecting a mounting location, keep the following points in mind to maintain
optimal performance:
»Maintain ambient temperature in the vicinity of the DRX within operating
specifications. Operating in temperatures outside of specification will result in
reduced operating lifetime or direct failure due to overheating:
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Back Plate
Front Plate
300mm
clearance
500mm
clearance
• The area needs to be well ventilated in order to avoid local ambient increase
from self heating
• Keep out of direct sunlight. Exposure to sunlight will result in direct solar gain
• Keep away from exhaust pipes and vents
»Avoid electrical and acoustic noise as this will have a direct impact on system
performance:
• Avoid locations close to electrical equipment such as inverter, converters and
other power supplies
• Keep away from electromagnetic field-generating equipment such as motors
and generators
»To avoid damage to the DRX:
• Locate where Shock and vibration are minimal
• The area should not be prone water ingress or high moisture content
CAUTION: Electrical or acoustic noise will directly impact system
performance and signal integrity. All AC/DC inverters and DC/DC converters
should be switched o to maximise system sensitivity.
CAUTION: Operating outside the temperature specification will reduce
the operating lifetime of the DRX. For specifications, see “9 Technical
Specifications” on page 57.
CAUTION: Operating outside the temperature specification will reduce
the operating lifetime of the DRX. For specifications, see “9 Technical
Specifications” on page 57.
CAUTION: IF DRX is mounted in an enclosed space forced ventilation as
described below is required.
Top
500mm
clearance
300mm
clearance
300mm
clearance
3.4. MOUNTING THE DRX
Installation & Mounting Considerations
The DRX can be installed on a desktop, deck or on a bulkhead.
Using the mounting flanges on the bottom plate, the DRX is mounted vertically on a
bulkhead, or horizontally on a hard surface. Important considerations are:
»A vertical position is ideal for optimal thermal performance (Transducer Connectors
front face down). See”Figure 4. DRX Bulkhead Mount” on page 15
»The second option is horizontal on a hard, flat surface. See “Figure 5. DRX Horizontal
Mount” on page 15.
»If mounted in an enclosed space, forced ventilation is required to maintain an
ambient temperature within the stated limits around DRX. See “Figure 4. DRX
Bulkhead Mount” on page 15and “Figure 5. DRX Horizontal Mount” on page
15Leave slack in cables for maintenance and servicing ease.
»For maintenance and checking purposes, leave sucient space at the sides and rear
of the DRX installation location.
»Fasten the DRX to the mounting location with a minimum of four self tapping
screws. See Section “7 Outline Drawings” on page 53 for DRX dimensions and
mounting clearances.
Hard Surface
Figure 4. DRX Bulkhead MountFigure 5. DRX Horizontal Mount
Figures 4 and 5 show clearance required for cabling and forced air ventilation if DRX is in
an enclosed space.
Before installing the DRX in an enclosed space ensure that the ventilation is sucient to
prevent overheating. Consider the following:
»Cool air supply needs to be able to adequately dissipate the thermal output of DRX.
»Ensure the hot exhaust air from the enclosed area does not recirculate into the DRX.
Perforations in the top will assist in removing exhaust air.
»Install the DRX in a position to allow the air flow to circulate eectively through the
outlet.
»Route all cabling to minimise blockage of airflow.
• Mounting screws; Minimum M6 x 40mm x 4
• When installing the DRX, thread locking fluid or locking washers are recommend
to avoid vibration loosening
»DRX should be always be mounted on a hard surface capable of supporting the DRX
weight.
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NOTE: If operating in a high ambient environment an optional fan
attachment will significantly improve thermal performance. However,
only use the fan attachment as an aid to cooling where there is adequate
ventilation.
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3.5. CONNECTING THE DRX
This section describes the installation requirements for cables from and to the DRX.
Access to, and connection of all cables should be performed by a qualified installer.
3.5.1. Power Supply
The DRX should use a clean power supply. For best performance use a DC battery supply
or as a secondary alternative use a low noise AC/DC inverter.
Do not use any DC/DC converter with DRX.
CAUTION: A noisy power supply will have direct impact on system
performance.
3.5.2. Connectors and Components
This section identifies the various connectors exposed on the DRX.
Power On / O
N2K
Figure 7. Back Plate
Fan
Power Ethernet
Grounding
Point
Serial RS-232
Serial RS-422
AUX
AUX
NMEA 0183
Figure 6. Front Plate
NOTE: X/TX connector in Transducer RX block is only used for IP67 version
of DRX.
Transducer RX
LED Indicators
Transducer TX
CAUTION: All serial cables from sensors on RS-232, RS-422 or NMEA 0183
should be direct with no splitters or interface boxes. Failure to do this will
result in compromised mapping performance due to potential timing issues.
For descriptions, see “3.5.3.2. Connectors and Components – Back Plate” on page 19.
3.5.3. Cables and Components
3.5.3.1. Cables and Components – Front Plate
Power On/O
The power button controls system on/o through soft control. It requires power to be
connected to the unit.
»Short press the power button to turn the power on. To power down, press and hold
the power button for 4 seconds (to prevent bumping starting a power down).
»Power on/o can also be controlled remotely using the remote control cable on
back plate, referenced in the following page.
NOTE: Remote Power Control is described in “3.5.3.2. Connectors and
Components – Back Plate” on page 19.
For descriptions, see “3.5.3.1. Cables and Components – Front Plate” on page 17.
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Transducer RX
The Transducer RX is connected to the DRX through seven receive cables. The receive
cables must be connected in the colour order shown on the connector.
See “Appendix A.1 Transducer RX” on page 58 for connection specification.
7 Receive
Cables
Transmit
Cable
Transducer TX
The Transducer TX cable applies transmit signal to the transducer.
See “Appendix A.3 Transducer TX” on page 60 for connection specification.
3.5.3.2. Connectors and Components – Back Plate
RS-232 IN/OUT
Connector RS232
RS-232 is a serial connection for sensors/processors that natively output RS-232. For
NMEA 0183 talkers it will depend on the instrument as to whether it will be RS-232
compliant or require a converter. See “Appendix B - Supported Sensors and Sentences”
on page 69.
RS-232 can be configured using the DRX SETUP WEBPAGES. See “5.2. Commissioning
Step 2: Sensor Configuration” on page 32.
See “Appendix A.4 RS-232” on page 61 for connection specification.
RS-422 IN/OUT
Figure 8. RX Cable Connection
CAUTION: The 7 receiver cables MUST be connected in the colour order
indicated on the DRX. Failure to do this will result in faulty operation of the
WASSP system.
CAUTION: The cable MUST be fitted with the supplied cable restrainer to
prevent stress on the RJ45 Receive connector block. See “Appendix A.2
Transducer Cable Restrainer” on page 59.
Cable to
Restrainer
Connector RS422
RS-422 is a serial connection for sensors natively outputting RS-422 or by using RS-232 to
RS-422 converter. For NMEA 0183 talkers it will depend on the instrument as to whether
it will be RS-422 compliant or require a converter.
The RS-422 Connector also supports PPS IN, described below.
See “Appendix B - Supported Sensors and Sentences” on page 69.
RS-422 can be configured using the DRX SETUP WEBPAGES. See “5.2. Commissioning
Step 2: Sensor Configuration” on page 32.
See “Appendix A.5 RS-422” on page 62 for connection specification.
NMEA 0183
Connector 0183
NMEA 0183 is a serial connection for sensors natively outputting NMEA 0183 (single
talker, multi listener). As well as an NMEA input, this connector also features an NMEA
output.
The 0183 Connector also supports PPS IN, described below.
See “Appendix B - Supported Sensors and Sentences” on page 69.
NMEA 0183 can be configured using key DRX SETUP WEBPAGES. See “5.2.
Commissioning Step 2: Sensor Configuration” on page 32.
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Remote Power
Connector AUX
A local supplied latching switch can be connected to pins four (Remote PWR On) and five
(Remote PWR On GND) of connector DATA1 (RS-232). When the switched is closed the
DRX will power on. When the switch is open (circuit open) then the DRX will power o.
See “Appendix A.7 Remote Power” on page 64 for connection specification.
KP1/KP2 IN
Connector AUX
KP IN interface is to allow the DRX to transmit in sync with another sounder/sonar. This
feature is useful for helping reduce transmit pulse interference.
KP IN takes the key pulse from an external system (master) and synchronises the DRX
(slave) transmit pulse with that key pulse as a trigger.
See “Appendix A.8 KP1/KP2 In” on page 65 for connection specification.
KP1 OUT
Ethernet
Connector LAN
The Ethernet link is used for all communication between the client application running
on PC (or other devices) and the DRX. This link is used for control of the DRX and for the
DRX to supply data for visualisation and post processing to the client device.
The Ethernet connection can be connected either:
• directly using crossover cable or auto crossover (DRX supports auto MDI/MDI-X)
OR
• via a network switch if supporting multiple clients or running the DRX on vessel
LAN (local area network).
The Ethernet connection needs to support at least Gigabit network to enable full
functionality.
If there is a DHCP server on the LAN, the DRX will be assigned an appropriate IP address
by the DHCP server. If there is no DHCP server, the DRX will fall through to Zeroconfiguration assignment in block 169.254.0.0/16. Any connected device will need to
be assigned an appropriate IP address on the same subnet as the DRX, either via DHCP
server, Zero-configuration or fixed IP.
See “Appendix A.11 Ethernet” on page 67 for connection specification.
Connector AUX
KP OUT interface is to allow the DRX to transmit in sync with another sounder/sonar.
This mode allows the DRX to be the KP master, and the receiving sounder/sonar to be
the slave. This feature is useful for helping reduce transmit pulse interference.
This mode is recommended to optimise the ping rate of the DRX over the connected
sounder.
See “Appendix A.9 KP1 Out” on page 66 for connection specification.
PPS IN
Connectors RS422 and 0183
Pulse-per-second (PPS) input allows connection equipment with a PPS timing output.
PPS input allows the DRX to be accurately synchronised with GPS UTC enabling highly
accurate positional timing accuracy, potentially improving mapping data positional
accuracy by removing GPS latency issues.
Through the DRX SETUP WEBPAGES the user can choose which PPS input is tied to
which input, and view that the signal is being correctly received. See “5.2. Commissioning
Step 2: Sensor Configuration” on page 32.
See “Appendix A.5 RS-422” on page 62 and “Appendix A.6 NMEA 0183” on page 63
for connection specification.
Power
NMEA2K
Connector N2K
See “Appendix B - Supported Sensors and Sentences” on page 69.
See “Appendix A.12 NMEA2K” on page 68 for connection specification.
Power Out
Connector FAN
Availability dependent on model.
The fan connector powers the optional single or double fan assembly.
See “Appendix A.13 FAN” on page 68 for connection specification.
Grounding Point
The grounding point is used to minimise the pickup of noise from interfering sources.
For optimal performance, connect the earth lug on the DRX to a good earth point on the
vessel. Use a short braided cable for optimal noise rejection.
CAUTION: Noise due to poor grounding will have direct impact on DRX
performance and signal integrity.
The DRX is designed to be run on DC voltage from 9-32 Vdc.
See “Appendix A.10 Power Connection” on page 67 for connection specification.
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3.6. DISPLAY AND CONTROL DEVICES
The DRX supports two levels of communication over the Ethernet link; web browser
based DRX SETUP WEBPAGES and IP based DRX client applications.
In order to initiate communication with the DRX the client needs to know the DRX IP
address. This can either be done through the client application discovery mechanism or
using the ‘Find My DRX’ Help utility.
The ‘Find My DRX’ utility can be run on any PC connected to the DRX over the Ethernet
connection. ‘Find My DRX’ will find any DRX on the network by IP address.
NOTE: The PC only needs a physical Ethernet connection to find DRXs on the
network. IP address and subnet is unimportant.
3.6.2. DRX Client Applications
Ethernet IP is used for discovery, control and data through supported DRX client
applications. Current supported client applications include WASSP CDX, 3rd Party
Navigation, sounder and survey applications and are described in “6 Control and Display
Application Support” on page 47.
NOTE: For DRX client application connection, the DRX and client application
need to be on the same TCP/IP subnet.
If DRX and client applications have incompatible IP addresses, discovery will
succeed but connection will fail.
Figure 9. Find My DRX App
3.6.1. DRX Setup Webpages
DRX SETUP WEBPAGES are used for upgrade, setup, feature licencing and configuration.
For more details see“4 Operating the DRX” on page 24 and “5 Sensor Configuration”
on page 30.
The DRX SETUP WEBPAGES are launched by opening any supported web browser and
entering the DRX IP address followed by port 2001 e.g. 169.254.54.69:2001
NOTE: Clicking on the appropriate DRX in ‘Find My DRX’ will automatically
launch the web browser with the appropriate URL.
NOTE: Some older browsers may not be fully supported. If the Webpage
does not update, use Ctrl F5.
CAUTION: Only one instance of ‘DRX Setup Webpages’ should be run
otherwise a corruption may occur.
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4 OPERATING THE DRX
»To turn ON the DRX, short press the power key.
»To turn OFF the DRX, press and hold the power key for more than 4 seconds. All LEDs
will turn o, indicating that power has been turned o.
4.1. POWER
The DRX can be powered on/o using the power button or the remote power switch.
4.2. LED STATUS
The DRX features 4 LEDS next to the power button which give a quick indication of the
status of the DRX system.
4.2.1. Startup sequence.
The boot sequence is as below:
Power on
4.2.2. Normal Operation LED Indications
PowerNetworkPingError
Figure 11. Normal Operation LED Indications
Power LED:
O = Power OFF
PowerNetworkPingError
Booting
Starting
Process
Normal
Operation
On Solid = DRXApp is running
Network LED:
O: No Link (cable not connected)
Solid: Link/Link Established
Blinking: TX or RX trac
Ping LED:
O: Not pinging
Blinking: Pinging with frequency relative to ping rate (not actual ping rate).
Error LED:
O: Normal operation
On: (While booting) system is booting
On: (After booting) Indicates an error state, refer below table for error.
Figure 10. Startup Sequence
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Power LED Network LED Ping LED Error LED Error Description
On O OOn Power supplied to board, but cannot boot
O On O On Error 1
On O On On Error 2
On On O On Error 3
Table 1. LED Error Status Table
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4.3. SYSTEM UPDATE & RESTORE
The System section of the DRX SETUP WEBPAGES is used for checking DRX versions,
upgrading the DRX and restoring the DRX settings.
Launching the DRX SETUP WEBPAGES is described in “3.6.1. DRX Setup Webpages” on
page 22.
To check DRX version, open the DRX SETUP WEBPAGES and open the SYSTEM tab.
Versions should be recorded by copying and pasting or through screen capture.
CAUTION: Do not power down your DRX during the update procedure, this
may result in complete system failure.
NOTE: Note down version numbers before and after upgrading.
To perform a system upgrade:
1. Open the DRX SETUP WEBPAGES, open the SYSTEM tab and select the UPGRADE
tab.
2. Select the BROWSE button to navigate to the folder containing the software update
package and select the UPLOAD button.
3. During the update procedure the DRX system will reboot. Once completed, check
the new software version in the System tab.
Upgrade Error Codes
Upgrade may fail for various reasons. An error code and/or text will be displayed in the
message box.
1Transferred Data is not a file.
2Transferred File is not of valid type.
3Transferred File contains bad data.
4Unable to initiate upgrade, stage 1.
5Failed to install.
6Unable to initiate upgrade, stage 2.
7Unable to restart after upgrade.
8No File transferred.
9Undefined.
10Failure. See error log files for detail.
Contact WASSP Support if this error occurs.
TIP: F5 (refresh button) should be pressed if there is any doubt in data
consistency between the Webpage and the DRX.
4.3.1. To Perform a System Restore
System Restore sets all settings to factory default values.
1. Select the SYSTEM tab and select the RESTORE tab.
2. Click the RESTORE DEFAULTS button to restore the unit to default configuration
settings. The unit will reboot and you will then need to re-enter all the sensor setup
and oset values. See “5 Sensor Configuration” on page 30.
Figure 13. Restore Defaults Tab
Figure 12. System Upgrade
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4.4. SYSTEM FEATURES
DRX optional features can be enabled through license keys.
To enable a feature, the appropriate feature license file needs to be purchased through a
WASSP dealer or directly through WASSP Ltd. The license will be supplied as a license file
over email, on a USB flash drive or other media.
To install the license follow the steps below:
1. Select SYSTEM tab and
select FEATURES tab.
2. Select the REFRESH
LICENSE STATUS button to
see current active licences
and associated expiry date.
6. Licence file will be
uploaded and applied.
3. Select the BROWSE button
to select the appropriate
license file.
4. Select UPLOAD button for
the selected license file.
5. You will be asked to
confirm selection.
Figure 14. System Features
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5 SENSOR CONFIGURATION
The WASSP system requires position, heading, attitude, heave and time information
in order to be fully functional. The overall performance will be directly aected by the
quality of the sensors chosen and being configured as described below.
WASSP supplies sensor package kits for recommended install. See the WASSP Sensor Box
Installation Manual for detailed information.
For supported sensors and sentences, see “Appendix B - Supported Sensors and
Sentences” on page 69.
NOTE: Currently support sensors and sentences will depend on software
version and can be found at wassp.com
5.1. COMMISSIONING STEP 1: SHIP MEASUREMENTS
Take measurements from the GPS antenna, motion sensor and transducer to the vessel’s
reference point. See “Figure 15. Ship Measurements Diagram” on page 31. These measurements must be as accurate as possible. The accuracy of these measurements
have a direct eect on the accuracy of the recorded data.
Enter these values in the spaces below, and in the SENSOR INSTALLATION tab within the
SENSOR tab of the DRX SETUP WEBPAGES. See “Figure 18. DRX Setup, Sensor Tab” on
page 34.
Sensor Installation
X axis
Stern
Negative
Y axis
Looking from above
XDCR
E
XDCR X (-)
IMU X (-)
GPS X (+)
IMU
H
Reference
B
GPS
R
Bow
Positive
Port
Negative
NOTE: The Ships Reference Point is an arbitrary point close to the ships
centre of Pitch and Roll. It pays to make this point easy to measure to for
improved accuracy of measurements. A good guideline for a reference point
is a point near the water line in the centre of the ship (port to starboard) and
half way down the length of the ship.
Transducer (XDCR) Depth (Draft) Displacement: m 🅰_______
GPS X Displacement from reference: m 🅱_______
GPS Y Displacement from reference: m _______
GPS Z Displacement from reference: m _______
Transducer (XDCR) X Displacement from reference: m _______
Transducer (XDCR) Y Displacement from reference: m _______
Transducer Z Displacement from reference: m _______
Motion Sensor X Displacement from reference: m _______
Motion Sensor Y Displacement from reference: m _______
Motion Sensor Z Displacement from reference: m _______
NOTE: Separate Sensors can be used for GPS data, heading, roll, pitch and
heave as required. Make sure to note down all Sensor oset.
Z axis
A
Transducer Draft
I
IMU Y (-)
XDCR
Sky
Negative
R
XDCR
Sea
Positive
R = Ship’s Reference Point
R
GPS
GPS
GPS Z (-)
XDCR Z (+)
D
IMU Z (-)
G
GPS Y (-)
XDCR Y (+)
J
C
Reference
F
Starboard
Positive
TIP: Transducer Draft is used
to adjust for true depth from
sea level.
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Figure 15. Ship Measurements Diagram
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5.2. COMMISSIONING STEP 2: SENSOR CONFIGURATION
The Configuration section of the DRX SETUP WEBPAGES is used for configuring the DRX
physical ports and the sensors connected to the DRX.
Launching the DRX SYSTEM WEBPAGE is described in “3.6. Display and Control Devices”
on page 22.
5.2.1. Presets Tab
The PRESETS Tab allows a selection of preconfigured sensor setup options. This is used
for automatically configuring sensors in typical deployments. To select a Preset:
1. Select required preset from the PRESETS tab
2. Select the LOAD CONFIGURATION button.
Preset options include:
»Widescan Sensor Package – V103 With Spatial; Sensor package supplied as optional
kit. Reference Sensor Box Installation Manual for details
»Widescan Sensor Package – V103 With SMC; Sensor Package available from WASSP
Ltd. Configures as SMC IMU on RS232 Port and V103 on RS422 Port with PPS
configures
»Widescan Motion Package – SC-30 With Spatial; Motion package supplied as option
kit to be used with customer supply SC-30 Satellite Compass. Reference Sensor Box
Installation Manual for details
»SC-30 Standalone; Configuration for customer supply SC-30 used for Position,
heading and attitude data. Configure with SC-30 on 0183 port
These presets may change depending on version and model.
5.2.2. Port Setup Tab
The PORT SETUP tab is used for configuring the physical DRX ports to receive data from
the sensors attached to that port.
3. Presets will be loaded and set PORT SETUP, SENSOR, DATA SETUP,
CORRECTIONS. PPS configuration.
NOTE: Sensor Osets still need to be manually setup.
Figure 16. DRX Setup, Port Setup Table
The following options need to be set up for each of the DRX ports being used:
»Enabled; Marks a port as active or not active
»Baud; Sets port’s baud rate to match the sensor baud rate. Bits, Stop Bits, Parity and
Handshake; Configures the port to match the incoming sentences from the sensor
NOTE: You must COMMIT or these settings will be lost.
NOTE: Port assigned to sensor in the ‘Sensor’ tab.
TIP: F5 (refresh button) should be pressed if there is any doubt in data
consistency between the Webpage and the DRX.
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The monitor check box can be selected to display the incoming sentences on the
specific port. This can be used to identify if the port is configured correctly and the
sensors are outputting the correct data.
For each Sensor being used, set the following:
»Sensor; Select the sensor type from the drop down list. Select USER DEFINED if
the sensor being used is not listed (any sensors not listed have not been specifically
tested with DRX).
»X, Y, Z Oset; Set the measurement as per section “5.1. Commissioning Step 1: Ship
Measurements” on page 30.
»Port; Select the physical port on the DRX that the sensor is connected to from the
drop down list.
NOTE: You must COMMIT or these settings will be lost.
NOTE: Osets should be entered in meters to nearest cm (0.01m).
5.2.4. Data Setup Tab
The DATA SETUP tab is used to setup each external data type that is required by DRX to
function correctly. Each of the data types; position, heading, roll, pitch, heave and time
need to be set.
Figure 17. DRX Setup, Port Setup Tab with Sensor Data
5.2.3. Sensor Tab
The SENSOR tab is used to configure the physical position of each sensor being used
and which port that sensor is connected to on the DRX.
Figure 19. DRX Setup, Data Setup Tab
For each data type setup the following:
»Sensor; The specific sensor that is supplying the data, selected from the drop down.
This sensor will have been configured under the SENSOR tab.
Figure 18. DRX Setup, Sensor Tab
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»Sentence; Select the appropriate sentence from the drop down. This can be cross-
referenced with the data being monitored under the PORT SETUP tab to make sure
that it is available to the DRX.
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»Lag; The sentence lag (also called latency or delay) from the specified sensor should
be entered here. Section “5.3. Commissioning Step 3: On Water Patch Tests” on
page 40 gives detail on calculating delay for GPS position. Lag for attitude data
should be obtained from the sensor manufacturer specification.
»Bias; The bias (also called oset or correction) of a data type should be entered
here. “5.3. Commissioning Step 3: On Water Patch Tests” on page 40 gives details
on calculating bias for each of roll, pitch and heading.
NOTE: ‘Current Value’ will display the values being used by the DRX. However
these will be raw values and not account for latency settings.
NOTE: Lag is in seconds and Bias is in degrees. Lag should be entered to
nearest millisecond and Bias to nearest 0.01 degrees.
NOTE: You must COMMIT or these settings will be lost.
5.2.5. Corrections Tab
The CORRECTIONS tab is used to enable or disable specific attitude corrections being
applied, to invert attitude corrections, and correct for depth through adjusting transducer
draft.
2. Press COMMIT button to save any changes.
3. The indicator beside the check box shows the status of the DRX. If the indicator is
green the correction is enabled in the DRX. If the indicator is red the correction is
disabled in the DRX.
Attitude corrections may need to be inverted if either the sensor is mounted incorrectly
or if the sensor supplies inverted roll data, for instance:
7. Select the check boxes of the attitude correction that should be inverted, under
INVERT.
8. Press COMMIT button to save any changes.
9. The indicator beside the check box shows the status of the DRX. If the indicator is
green the correction is inverted in the DRX. If the indicator is red the correction is
not inverted in the DRX.
Transducer Draft value will correct the depth by taking into account the transducer draft.
See “Figure 15. Ship Measurements Diagram” on page 31.
NOTE: ‘Induced Heave’ may depend on whether a motion sensor is
configured to account for induced heave.
Figure 20. DRX Setup, Corrections Tab
NOTE: Transducer draft might be adjusted for change in ballast due to fuel,
payload etc.
NOTE: You must COMMIT or these settings will be lost.
By default, all attitude corrections should be applied for optimal performance. To enable
or disable specific attitude corrections:
1. Select the check boxes of the attitude correction that should be applied, under
ENABLED.
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5.2.6. PPS Tab
PPS input can be configured from the PPS TAB.
PPS can be configured for the sensor that is supplying time data as long as that sensor
also supports PPS out.
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Figure 21. DRX Setup, PPS Tab
The following parameters need to be set:
»PPS Port
»Trigger Edge; Typically this is rising edge for PPS
NOTE: The Time data sensor that has been selected under DATA SETUP
is indicated under PPS Setup. This needs to correspond with the PPS Port
selected.
NOTE: You must COMMIT or these settings will be lost.
With correct configuration TIME will update and status will proceed from Disabled, red
indicator, to Training, amber indicator, to synchronised, green indicator, as the following
shows:
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Figure 22. PPS Status
With PPS operating correctly status indicator will remain on green.
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5.3. COMMISSIONING STEP 3: ON WATER PATCH TESTS
On water patch tests are essential for correctly configuring the DRX. The accuracy of the
values derived from these patch tests will directly impact system performance.
These patch tests can be run using various tools including those in 3rd Party application
such as HYPACK, WASSP Patch Test Utility shipped with WASSP CDX or manually through
WASSP CDX. The sections below describe methods for running patch tests manually
using WASSP CDX.
5.3.1. GPS Time Delay
Most GPS sources used in conjunction with WASSP will have a significant delay between
when the ship passes through a position and when that position is sent on the serial port.
This delay may be in the order of 1 second. This means at 10 knots an object will move
10 metres if passed in opposite directions at this speed.
IMPORTANT NOTE: NMEA Buer and multiplexers can add significant
delays to serial data. Any configuration change will require recalculation of
delays. All connections from sensors should be direct to DRX..
NOTE: If using PPS input to synchronise to UTC time (configured through
the DRX SETUP WEBPAGES) the GPS time delay will be automatically
accounted for, and the GPS Patch Test is not required.
2. Run back over object in the opposite direction, same SOG (e.g. 5kts) and drop a
mark on the same spot.
Test 1: For use with standard GPS
To perform this test, find a distinct feature such as a big rock, sharp slope or cable.
1. Run over the distinct object at SOG (e.g. 5kts).
Figure 24. GPS Time Delay Stage 2
3. Use the measure tool to measure the dierence between the object’s position in
the direction the vessel traveled. If the object appears earlier than the previous pass,
the time delay is positive.
Figure 23. GPS Time Delay Stage 1
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Figure 25. GPS Time Delay Stage 3
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The formula below outlines this process.
DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
adjustment =
( - late / + early ) change in position in metres
speed in knots used in both directions
4. The delay adjustment is added to the current Time Lag (Sec) value in the DATA
SETUP section of the DRX SETUP WEBPAGES. See “5.2.4. Data Setup Tab” on page
35.
Test 2: For use with DGPS
The advantage of this approach over the previous test is that it will eliminate pitch errors.
However, the displacement of the object will be smaller and this will be dicult to
measure accurately as GPS errors can make this impossible.
Approach the distinct feature from the same direction at two vastly dierent known
speeds, as close to zero and at the fastest mapping speed. If the object moves by delta
metres further along the vessel track (+ve) at a faster speed the adjustment to the time
delay will be:
( - late / + early ) 2 x delta
adjustment =
(fast speed in knots) - (slow speed in knots)
Figure 26. Manual Roll Patch Test
5.3.2. Roll Oset
Before attempting a roll patch test it is suggested that the GPS Time lag and any latencies
are accounted for. Also, it is recommended that you conduct a preliminary adjustment
of the Sound Speed settings to get things in the correct ballpark. Configure the mapping
width to be at the maximum 120° for best results.
The WASSP Patch Test Utility, shipped with CDX, can be used to automatically calculate
and apply Roll Oset. Alternatively, Roll Oset can be manually calculated.
Manual Roll Patch Test
1. Use the local chart and local knowledge to identify a spot for the roll patch test –
ideally a flat area between 20-40m (shallower than 10m will make it hard to get an
accurate reading).
2. Run the ship along a line in direction A (it may help to run with the tide and wind
behind the vessel as the return journey is the important one).
3. Turn the ship and make a return journey B so that the same area is mapped but
where the exact opposite heading is used. It may help to use the Heading Up and
COG functions.
NOTE - Showing path A and path B overlapping. Measurement D is the
change in the depths (2.8m in this case) between the edges of swaths.
4. Use the WASSP CDX Profile tool to measure the depth displacement between the
edges of the swath on one side. This value is D. It will help to stop pinging while
making the measurement so that the swath does not get overwritten.
5. Measure the entire width of the swath at the point you have measured the
displacement. This value is H (73.229m in this case).
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5.3.3. Pitch Oset
If GPS time delay can be completed using variable speed, See ‘Test 2 For use with DGPS’
“5.3.1. GPS Time Delay” on page 40 then attempt to compute pitch oset as follows:
Pitch Correction
Requires: >10m depth, Distinct Object, DGPS or better,
Accurate Time Lag.
1. Once the Time Lag is accurately ascertained using
the variable speed method described in the previous
commissioning step, a Pitch Correction value can be
ascertained by having the Ship travel over a distinct object
in opposite directions.
2. The object will move if the Pitch oset is incorrect and
the use of trigonometry will determine the Pitch oset
between the Motion Sensor and the Transducer.
Figure 27. Measurement of Swath Width H
NOTE: the measurement is the distance of the line in this case rather than
the depth change – this depth change across the swath is not used.
6. Use a calculator (one is present in Windows) to compute tan(a) (D/H) e.g.
a. Run window Calculator, Select ‘View: Scientific Mode’
b. Enter D (e.g. 2.8)
c. Press ‘/’
d. Enter H (e.g. 73.23m)
e. Press ‘=’
f. Select ‘Inv’
g. Press ‘tan-1‘
h. Record this number as the Patch Roll Quantity
7. To compute the sign (positive roll or negative roll) of the Roll patch look at the
Starboard side-track as journey B is made.
If this is shallower than track A then the sign for the roll oset is positive. If this is
deeper then the depths from track A the sign for the roll oset is negative.
8. Enter the Roll oset value computed into the Roll Oset setting in the DATA SETUP
section of the DRX SETUP WEBPAGES. See “5.2.4. Data Setup Tab” on page 35.
3. Enter this number into the Pitch Oset in the DATA SETUP
section of the DRX SETUP WEBPAGES. See “5.2.4. Data
Setup Tab” on page 35.
Figure 28. Pitch Corrections
5.3.4. Heading Oset
Requires: DGPS or better, Distinct Object and >10m depth.
To determine an accurate heading correction between the heading sensor and the
transducer orientation we need high accuracy position sensors and corrected seafloor
data.
1. Approach a small, distinct seafloor feature so that the port side of the swath covers
the object.
2. Pass over the object so that the starboard side of the swath crosses the same
object in the opposite direction. It is important that these two tracks are on exactly
parallel heading lines.
3. Use basic trigonometry to calculate the required heading oset that will allow the
object to remain stationary. Redo the heading test to check that the heading oset
was entered correctly.
9. Repeat these steps in a dierent area, or on a dierent Mapping database. If there is
still a significant dierence > 50cm add any dierence generated to the Roll oset
already computed and then test again. It should be possible to generate a roll oset
within 0.1 degrees.
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6 CONTROL AND DISPLAY APPLICATION SUPPORT
The DRX system is supported by a number of PC and/or Tablet based applications for
DRX control and data post processing, data storage and data visualisation.
For detailed operating instruction refer to the applications’ appropriate user manual.
Supported applications and connection procedures are outlined here.
tan(α) = -d/(2w)
α = tan-1 (-d/2)
If object moves as above the sign is negated otherwise remove the -ve sign from this
equation.
4. Enter the calculated value for a into the Heading Oset in the DATA SETUP section
of the DRX SETUP WEBPAGES. See “5.2.4. Data Setup Tab” on page 35.
5.3.5. Patch Test Validation
With on water patch tests complete the configuration can be checked.
1. Find an area with distinct features such as sand waves, depth variance, rocks etc
2. Map the area with parallel overlapping tracks in both directions.
3. Validate alignment of the features.
Any misalignment will be due to inaccuracies in the commissioning values that have
been applied.
NOTE: DRX SDK and API with integration instructions are available from
WASSP Ltd.
6.1. CONNECTING THE WASSP CDX TO THE DRX
WASSP CDX ships free with DRX and can be installed directly from the USB Flash Drive.
1. After installing WASSP CDX on your PC, start the DRX and run WASSP CDX.
2. WASSP CDX will automatically select the DRX as long as the network has been
correctly configured.
3. To manually select the DRX you wish to connect to:
Open the HOME menu and select DEVICES.
NOTE: Navigation to DEVICES will depend on CDX version.
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4. The DEVICES page displays the current (or previous) connection. Press the
CHANGE button and a drop-down list of available connections will be displayed.
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5. Select your desired connection.
6. The connection light will display the following depending on the current status of
the connection:
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6.2. CONNECTING MAXSEA TIMEZERO PLOT TO THE DRX
TimeZero Plot needs to be purchased from Maxsea, see http://www.maxsea.com/
products/software
After installing the TZ Professional software on your PC, start the configured DRX and
ensure that all connected sensors are on and sending data.
1. Open the
CONNECTION
WIZARD.
2. Select ‘Manual Port
Configuration’ and
press the NEXT
button.
»GREEN: Connected
»AMBER: Connection is being changed
»RED: No Connection
NOTE: Refer to WASSP CDX Operators Manual for more details.
3. Select ‘Add/
Configure
TCP WASSP
Connection’.
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4. Enter in the IP address of the DRX and the TCP port (default is 55555).
NOTE: If you don’t know the IP address of the DRX, use the ‘Find My DRX’
app to locate it
5. The TZ Professional software should find all the data being output from the DRX. If
not, recheck your network settings.
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6.3. CONNECTING HYPACK TO THE DRX
HYPACK needs to be purchased from your local HYPACK dealer. See www.hypack.com
for details.
Install HYPACK 2016. Refer to HYPACK manual for details.
1. Go to
PREPARATION and
select HARDWARE
SETUP.
6. Select your desired sources for each connected sensor.
NOTE: Navigation sources can be dierent from the DRX, but this may make
installation simpler to use the DRX as the primary source.
2. INCLUDE
HYSWEEP Survey.
7. To begin logging on to TZ Professional software, ensure that PBG icon is enabled.
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3. Select HYSWEEP
SURVEY in the tree
on the left.
4. Then select WASSP
DRX.
5. Select ADD
(WASSP DRX will
now be in the
list of Installed
devices).
6. Close HYPACK
Combined
Hardware and save
changes.
7. Select SURVEY in
the menu.
8. Select HYPACK
SURVEY AND
HYSWEEP SURVEY.
7 OUTLINE DRAWINGS
216
260
111
20.50
6.60
9. Once connection
is established DRX
control can be
performed through
the WASSP
DRX CONTROL
accessed from
HYSWEEP TOOLS
menu.
R5.75
377
NOTE: Osets recorded under “5.1. Commissioning Step 1: Ship
Measurements” on page 30 need to be applied in HYPACK directly.
- OtherRemote Power Control, Power out 12V x2 (model dependent)
Data Formats
- Input SentencesSee “Appendix B - Supported Sensors and Sentences” on page 69
- Output SentencesSee “Appendix B - Supported Sensors and Sentences” on page 69
- Output Data typesSee WASSP DRX ICD (Interface documentation for DRX and associated
DRX SDK/API documentation)
Power
- Power SupplyDC Input, 9-32V DC
- Power Consumption (max)DRX, WSP-603-20X; 25W
DRX-46, WSP-603-300; 50W
Mechanical
- Dimensions377mm(L) x 260mm(W) x 132mm (H)
- Weight8.3kg
- MountingBulkhead or Flat
Environmental
o
- Operating Temperature*DRX, WSP-603-20X; 0
DRX-46, WSP-603-300; 0oC to 40oC
- Storage Temperature-20oC to 85oC
- Ingress/Water Impact**IP53, Bulkhead Mounted
- Humidity/Damp HeatIEC60945
+40 °C 93 % relative humidity
- Vibration"IEC60945
Sweep 2 Hz – 13,2 Hz at ± 1 mm, 13,2 Hz – 100 Hz at 7 m/s2 and for 2 h
on each resonance, otherwise 2 h at 30 Hz in all three axes"
- ShockMIL-STD-901, Grade B, Class II
- EMCIEC60945
C to 50oC
Figure 32. Interconnection Diagram
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*Extending the operating temperature to 0oC to 50oC by using the optional external fan mount
**Extended ingress rating to IP67 available; model WSP-603-205
Doc: DRX Installation
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
10 APPENDIX
APPENDIX A - CABLE DRAWINGS
APPENDIX A.1 TRANSDUCER RX
Screen / drain wire
Green and Green / White
Orange and Orange / White
Brown and Brown / White
Blue and Blue White
APPENDIX A.2 TRANSDUCER CABLE RESTRAINER
The supplied cable restrainer must be fitted to ensure that transducer connections are
not damaged due to strain from the transducer cable. Ensure that when mounted there
is still room to remove the cables from the DRX for servicing.
H1H2lLB
34-4645-57 609060
The CAT5E cables used in the
transducer cable follow standard
CAT5 colour codes but the RJ-45
plug wiring is specific to the DRX
and does NOT conform to T568A
or B.
RJ-45 Plug
CAT 5 conductor colour
Pin Number
1Orange
2Orange / White
3Green
4Green / White
5Blue
6Blue / White
7Brown
8Brown / White
CaseScreen / drain wire (solder)
Pin #8
Pin #1
The screen / drain wire should be soldered on to the side of
the RJ-45 connector. Scratch the side of the connector with
something sharp before soldering to assist with the join.
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
E
L
N
WHITE
GREEN
BLACK
APPENDIX A.3 TRANSDUCER TX
Transmitter Cable Socket Assembly
If the transmitter cable socket needs to be disassembled, use the locking ring tightening
tool (supplied with the DRX) to loosen the locking ring. To assemble the 3-pin sealed
plug:
1. Push the following parts over the transmitter wires:
• Gland Nut
• Gland Cage
• Gland
• Main Body
Locking Ring
Tightening Tool
Locking CapGland NutGland
Later Cable Colour Code
3. Push the socket into the main body, making
sure that the flat on the socket locates into the
flat on the main body.
4. Using the tightening tool, screw the locking ring
into the front of the socket until tight.
5. Push the gland, gland cage, and gland nut into
the main body as far as it will go and tighten the
nut securely.
BLACK
Early Cable Colour Code
E
N
L
RED
Tightening tool
GREEN
Gland CageMain Body
Locking
Socket
Ring
2. Attach the RED or WHITE wire to L, the BLACK wire to N, and the GREEN wire to E
on the socket and tighten all three screws.
APPENDIX A.4 RS232
Connector RS-232
PINFunction
1RS-232_TX
2RS-232_RX
3RS-232_GND
4
5
6
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Example Connection:
1RS-232_TXRS-232_TX
2RS-232_RXRS-232_RX
3RS-232_GNDRS-232_GND
4
5
6
Marker identifies pin 1.
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»Isolation; Fully electrically isolated
»Cable; Multi core or multi core screened with tinned copper conductors
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
APPENDIX A.5 RS422
Connector RS-422
PINFunction
1PPS (AUX)
2RD B (IN + )
3RD A (IN - )
4TD A (OUT - )
5TD B OUT +)
6GND
7
8
9
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Example Connection:
1PPS (AUX)PPS OUT
2RD B (IN + ) TD B (OUT + )
3RD A (IN - ) TD A (OUT - )
4TD A (OUT - ) RD A (IN - )
5TD B OUT +)RD B (IN + )
6GNDPPS OUT GND
7
8
9
Marker identifies pin 1.
APPENDIX A.6 NMEA 0183
Connector 0183
PINFunction
1NMEA 0183_IN A
1
2
3
7
9
6
8
5
4
2NMEA 0183_IN B
3NMEA 0183_OUT A
4NMEA 0183_OUT B
5GND (Shield)
6PPS_in
7PPS_in GND
8
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Marker identifies pin 1.
Example Connection:
1NMEA 0183_IN ANMEA 0183_IN A
2NMEA 0183_IN BNMEA 0183_IN B
3NMEA 0183_OUT ANMEA 0183_OUT A
4NMEA 0183_OUT BNMEA 0183_OUT B
5GND (Shield)PPS OUT +
6PPS_inPPS OUT GND
7PPS_in GND
8
»Isolation; Fully electrically isolated
»Cable; Multi core or multi core screened with tinned copper conductors
»Shield; If using should be connected at far end
NOTE: Depending on sensor compliance, this may be used as
direct NMEA 0183 input
»Isolation; Input electrically isolated. Output isolation, if required, should be at receive
end.
»Cable; Multi core or multi core screened with tinned copper conductors.
NOTE: A second NMEA 0183 input can be wired if required. Consult your
dealer on specification.
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
APPENDIX A.7 REMOTE POWER
Connector AUX
PINFunction
1KP1_in
2KP1_in_GND
3KP2_in
4KP2_in_GND
5KP1_OUT
6KP1_OUT_GND
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
Example Connection:
1KP1_in
2KP1_in_GND
3KP2_in
4KP2_in_GND
5KP1_OUT
6KP1_OUT_GND
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Marker identifies pin 1.
APPENDIX A.8 KP1/KP2 IN
Connector AUX
A Key Pulse (KP) can be connected to/from the sensor port of the DRX connection plate.
Input can detect a short circuit in addition to a voltage ranging from 0 - 15 V. See “KP (Key
Pulse) Settings” operating the WASSP system with a key pulse.
PINFunction
1KP1_in
2KP1_in_GND
3KP2_in
4KP2_in_GND
5KP1_OUT
6KP1_OUT_GND
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Example Connection:
1KP1_inKP H
2KP1_in_GNDKP C
3KP2_in
4KP2_in_GND
5KP1_OUT
6KP1_OUT_GND
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
Marker identifies pin 1.
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»Isolation; Fully electrically isolated
»Drive; Selectable as high, low or auto
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
APPENDIX A.9 KP1 OUT
Connector AUX
PINFunction
1KP1_in
2KP1_in_GND
3KP2_in
4KP2_in_GND
5KP1_OUT
6KP1_OUT_GND
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
View: Looking into the socket on the
DRX. Wiring view of cable side on plug.
Example Connection:
1KP1_in
2KP1_in_GND
3KP2_in
4KP2_in_GND
5KP1_OUTKP IN H
6KP1_OUT_GNDKP IN C
7REMOTE_PWR_ON
8REMOTE_PWR_ON_GND
Marker identifies pin 1.
APPENDIX A.10 POWER CONNECTION
Connect the cable assembly to 9 - 32V DC power supply and connect to the POWER
connector located on the connection end of the DRX. See below for connection details.
Pin No.Colour
1 ( + )Red or Clear
2 ( - )Black
View: Looking into the socket on the DRX.
Wiring view of cable side on plug.
NOTE: Recommended Fuse/Circuit Breaker ratings:
DRX WSP-603-20X; Peak current at 12V is 3A
Peak current at 24V is 1.5A
Recommended 5A to 10A Breaker
DRX WSP-603-300; Peak current at 12V is 10A
Peak current at 24V is 5A
Marker identifies pin 1.
»Isolation; Output isolation, if required, should be at receive end
An optional FAN can be added to assist cooling the DRX in high temperature
environments. The fan connector has two 12V outputs that are switched on when the
DRX is turned on/o.
PINFunction
112V +
212V +
312V –
412V –
View: Looking into the socket on the DRX.
Wiring view of cable side on plug.
Marker identifies pin 1.
APPENDIX B - SUPPORTED SENSORS AND SENTENCES
The following tables show sensors and sentences currently supported by DRX. This is not
a definitive list and is updated as required.
DeviceConfiguration Suggestions
Furuno SC30/SC50Position and heading via IF-NMEASC Interface unit
Select Sentence #7 when configuring the IF-NMEASC port. This
will output ATT, HVE, GGA, VTG and ZDA NMEA sentences. Set
baud rate to 38400bps and interval to 25ms.
PFEC ATTTrue heading (Furuno proprietary sentence)
GGAGlobal positioning system (GPS) fix data.
GLLGeographic position, Latitude and Longitude
HDGMagnetic Heading
HDTTrue Heading
ZDATime and date
TSS/TSS1Roll, pitch, heave
PTNL GGKTrimble Geographic Position
Description
»Voltage; Regulated
»Current should not exceed 1A
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Table 3. Supported NMEA / Serial Sentences
NMEA 2KDescription
None currently supported.
Table 4. Supported NMEA 2K Sentences
Points to Note:
»Satellite Compass with PPS output will improve system timing and simplify
commissioning.
»IMU performance will be improved with Satellite Compass input. Depending on IMU,
Satellite Compass input may be required for accurate attitude data.
Doc: DRX Installation
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DRX INSTALLATION MANUALDRX INSTALLATION MANUAL
APPENDIX C - PRODUCT REGISTRATION, SUPPORT
AND RESOURCES
WARRANTY
DRX products are covered with a one year limited warranty. In order to be covered by
the warranty, the WASSP DRX must be registered with WASSP Ltd. The product warranty
registration form can be filled in online by going to:
http://wassp.com/product-warranty-registration/
TECHNICAL SUPPORT
If you require maintenance and/or repair contact your local dealer. A list of WASSP
dealers and distributors is available at wassp.com.
DRX technical support is available directly through:
»Email: support@wassp.com
»Online: http://wassp.com/support/ and click on ‘Request Support’
YOUR NOTES
LATEST RESOURCES
»For the latest version of manuals: http://wassp.com/manuals/
»For software updates and release notes: http://wassp.com/software-updates/
»For System drawings, mechanical drawings and declarations of conformity:
http://wassp.com/dealer-resources/
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