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Seanet SCU v5

0581-SOM-00002, Issue: 05

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© Tritech International Ltd.

Seanet SCU v5

Product Manual

0581-SOM-00002, Issue: 05

Summary of Contents for Tritech Seanet SCU v5

Page 1: ...Seanet SCU v5 0581 SOM 00002 Issue 05 1 Tritech International Ltd Seanet SCU v5 Product Manual 0581 SOM 00002 Issue 05...

Page 2: ...lied by Tritech International Ltd on the understanding that it may not be copied used or disclosed to others except as authorised in writing by Tritech International Ltd Tritech International Ltd rese...

Page 3: ...ut 9 2 6 Major differences between SCUv4 and SCUv5 10 3 Installation 12 3 1 Connections 12 3 2 Communication Configuration 13 4 Operation 15 5 System Software Configuration 16 5 1 Seanet System Re Ins...

Page 4: ...or firmware revision numbers 3 A clear fault description 4 Details of any remedial action implemented Contamination If the product has been used in a contaminated or hazardous environment you must de...

Page 5: ...t topic Important When this is shown there is potential to cause harm to the device due to static discharge The components should not be handled without appropriate protection to prevent such a discha...

Page 6: ...ographic package and Sidescan together Uses a fast ARCNET communications to the subsea devices allowing a standard data rate of 156kbps max cable length 1200m with options for fibre optic interfaces a...

Page 7: ...SCU v5 0581 SOM 00002 Issue 05 7 Tritech International Ltd 2 Specification 2 1 Dimensions All dimensions are in mm Not to scale 375 5 432 4 482 6 325 0 132 5 465 9 57 2 All dimensions are in mm Not to...

Page 8: ...Interface Ports 4 x 9 pin DE 9 ports configurable RS 232 RS 485 RS 422 ARCNET 1 x 15 pin DA 15 port for ARCNET or RS232 1 x 24VDC at 36VA Output for equipment test purposes Front and rear USB ports 3...

Page 9: ...age is accessible on the DC OUT banana plugs on the rear 3 The memory card reader is compatible with Compact Flash I II and SD cards The restore disk on earlier Seanet SCUs is no longer used as there...

Page 10: ...o connect sensor equipment Contact Tritech International Ltd with details of your SCU if more information or assistance is required 2 6 Major differences between SCUv4 and SCUv5 Feature SCU v4 SCU v5...

Page 11: ...M 00002 Issue 05 11 Tritech International Ltd motherboard it is recommended that this port is not used to connect sensor equipment Contact Tritech International Ltd with details of your SCU if more in...

Page 12: ...t should be connected to a fused rated 5A 100 240V 50 60Hz power supply The mains supply to the SCU must be clean free of transient noise spikes and interference as suitable for computers and electric...

Page 13: ...ore details please contact Tritech International Ltd Caution SeaKing units fitted with a COMV5 MOD A PCB or earlier have an operating voltage range of either 18 28 VDC or 18 36 VDC Please contact Trit...

Page 14: ...arty sensors devices can be connected Ports A to D can be configured to operate to different communication standards Port RS232 RS422 RS485 ARCNET A YES NO YES NO B YES YES YES NO C YES NO YES YES D Y...

Page 15: ...controls in addition to installation and connection instructions Further separate manual sections will describe operation of each of the subsea Sensors and their connection details Full details of th...

Page 16: ...ry installation state D drive user files will be unaffected The D drive is also where a copy of the Seanet Pro software installer and manuals can be located 5 1 Seanet System Re Installation The Seane...

Page 17: ...he Microsoft Windows Startup Menu will soon appear For Microsoft Windows XP units the user should select Option 1 Restore System Disk to Factory Defaults press Enter on the keyboard and then press the...

Page 18: ...e front If the COM Ports A through D are subjected to very high electrostatic noise or transients the protective elements on this PCB would blow open circuit and therefore protect the serial UART that...

Page 19: ...Sonar Sensor Serial Interface 4 RAT Interface 1 ARCNET Link 2 Rear Panel SVGA XGA SXGA 1 Notes 1 500mA current capacity per USB port 2 Sonar Sensor Serial ports are software selectable up to 4 x RS 23...

Page 20: ...he communications power supply The modes are software selectable When used in RS 232 mode the pin out of this port is wired in the same way as a PC serial COM port i e using DTE signal directions and...

Page 21: ...and pins 7 and 8 permanently Pins 7 and 8 will have RS 422 signal levels 5V present on them when configured in RS 232 or RS 485 mode RTS and CTS handshaking protocol is not available on this port PC S...

Page 22: ...10 VCC 3 Ground 11 LAN EN 4 LAN RX 12 RS232 RTX 5 RS232 CTS 13 RS232 RX 6 RS232 TX 14 LAN PULSE1 7 LAN PULSE2 15 LAN B 8 LAN A nc not connected Signals on pins 4 5 6 7 8 11 12 13 14 and 15 are with r...

Page 23: ...2 Issue 05 23 Tritech International Ltd RAT RS 485 and PS2 data signals are not isolated and are with respect to the internal power supplies 5V and GROUND An internal 150ohm termination resistor is fi...

Page 24: ...15 pin D type acting as an extension to it The Non ARCNET serial ports can have several functions depending on user configuration To allow single node communication to Subsea sensors such as Split AIF...

Page 25: ...will need to be supplied to the sonar head through pin 3 for example 24V DC supply for a SeaKing and pin 4 0V ground of the Tritech connector the ARCNET port will not be able to supply this power and...

Page 26: ...tion Pin Connection 1 nc 9 nc 2 Ground 10 nc 3 nc 11 nc 4 nc 12 nc 5 nc 13 RS232 Rx 6 RS232 Tx 14 nc 7 nc 15 nc 8 nc nc not connected Note In DA 15 can operate in RS232 mode this type of operation is...

Page 27: ...9 ports such as PORT A shown above This configuration is single head so subsea networking is not possible Multiple Sensors Connected to the SCU The connection of multiple serial sensors to a single V5...

Page 28: ...d TTL to ARCNET interface PCB or alternative such as the Subsea 7 Eagle Eye PCB Connection to the SCU should be made through the DA 15 connector wired as below TTL signals are isolated on the V5 Seane...

Page 29: ...from the cable itself The diagram below shows best practice to use when installing termination resistors on an ARCNET network of Tritech International Ltd sonar products Note A special yellow waterbl...

Page 30: ...nce for other operating systems will be similar All screenshots are from a Windows 7 installation Disconnect the computer from any existing network First click on the Start Menu and select Control Pan...

Page 31: ...g should be displayed Find the entry labelled Internet Protocol Version 4 TCP IPv4 select it and then click on the Properties button In the properties dialog which opens there will either be Obtain an...

Page 32: ...ultibeam sonars in the Gemini range by Tritech International Ltd from the market leading 720is to the world s smallest multibeam the 720im Gemini Hub A rack mountable device capable of driving 2 Gemin...

Page 33: ...ed or Windows 7 and Seanet Pro or Gemini software SeaHub An alternative to using a Seanet SCU this device connects to a laptop or PC via USB interface essentially this takes the signal from the sonar...

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