Valeport VA500 Operating Manual

Altimeter
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Document Ref:
0430844c
Date:
May 2019
This document was prepared by the staff of Valeport Limited, the Company, and is the property of the
Company, which also owns the copyright therein. All rights conferred by the law of the copyright and by
virtue of international copyright conventions are reserved to the Company. This document must not be
copied, reprinted or reproduced in any material form, either wholly or in part, and the contents of this
document, and any method or technique available therefrom, must not be disclosed to any other person
whatsoever without the prior written consent of the Company.
Valeport Limited
St Peters Quay
Tel:
Totnes
e mail:
Devon, TQ9 5EW
Web:
United Kingdom
As part of our policy of continuous development, we reserve the right to alter, without prior notice, all
specifications, designs, prices and conditions of supply for all our equipment.
VA500 Altimeter
Operating Manual
+44 1803 869292
sales@valeport.co.uk | support@valport.co.uk
www.valeport.co.uk

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Summary of Contents for Valeport VA500

  • Page 1 Date: May 2019 This document was prepared by the staff of Valeport Limited, the Company, and is the property of the Company, which also owns the copyright therein. All rights conferred by the law of the copyright and by virtue of international copyright conventions are reserved to the Company. This document must not be...
  • Page 2: Table Of Contents

    4. Physical Characteristics ............................. 9 4.1. Dimensions ............................ 9 4.1.1 Standard VA500 Altimeter ............................ 9 4.1.2 VA500 Altimeter with 90° Transducer ............................ 10 5. Configuration and Operation ............................. 11 5.1. Using The Configuration Wizard ............................ 11 5.2. Manually Configuring The Unit ............................
  • Page 3 8.2. Non Standard Instrument Connectors ............................ 25 8.2.1 Test Lead with 6 Way Female Impulse Connector ............................ 26 8.2.2 6 Way XSG-6-BCL ............................ 26 8.2.3 Test Lead with 6 Way Female RMG-6-FS Connector ............................ 27 Page 3 © 2019 Valeport Ltd...
  • Page 4: Eu Declaration Of Conformity - Ce Marking

    0430844c - VA500 Altimeter 1. EU Declaration of Conformity - CE Marking Page 4 © 2019 Valeport Ltd...
  • Page 5 Please note: Any changes or modifications to the product or accessories supplied, that are not authorised by Valeport Ltd, could void the CE compliance of the product and negate your authority to operate it. This product has demonstrated CE compliance under conditions that include the use of shielded cables. It is important that you use shielded cables compliant with the product’s conformance, to protect from potential damage and reduce the...
  • Page 6: Introduction

    0430844c - VA500 Altimeter 2. Introduction The VA500 altimeter has been designed with the objective of providing an accurate, reliable and robust measurement of range from surface and underwater platforms. State of the art signal processing offers unrivalled range and performance from a 500kHz transducer.
  • Page 7: Specifications

    RS232 & RS485 fitted as standard Protocol: 4800 to 115200 baud, (8,1,N) Formats: Valeport NMEA / Tritech / Kongsberg / $SDDBT / NMEA Analogue output: 0-5/0-10 V fitted as standard RS485 is enabled by grounding pin 9 to pin 5 in the communications lead...
  • Page 8: Power Requirements

    0430844c - VA500 Altimeter 3.5. Power Requirements Input: 9 - 28 volts DC (isolated power supply) Power: <125 mA @ 12V Page 8 © 2019 Valeport Ltd...
  • Page 9: Physical Characteristics

    48mm max Ø 43mm main body Ø 215mm length (including connector) 248mm length with pressure module fitted Weight: 0.95 kg (air)/ ~0.7 kg (in water) Connector: SubConn MCBH10F (titanium) 4.1. Dimensions 4.1.1. Standard VA500 Altimeter Page 9 © 2019 Valeport Ltd...
  • Page 10: Va500 Altimeter With 90° Transducer

    0430844c - VA500 Altimeter 4.1.2. VA500 Altimeter with 90° Transducer Page 10 © 2019 Valeport Ltd...
  • Page 11: Configuration And Operation

    Configuration and Operation 5. Configuration and Operation The VA500 is supplied with a Valeport Terminal, a terminal communications program and configuration tool designed specifically for use with Valeport instruments. Install the program by opening the install package on the supplied CD and follow the on screen instructions. Once installed, launch the terminal program 5.1.
  • Page 12 The next page defines: Output units, can be seconds, metres, feet or fathoms. Minimum range allows fixed returns close to the VA500 to be filtered out. Maximum range allows filtering of spiking in noisy environments or in the presence of multiple echoes.
  • Page 13 Latitude is used in the conversion from pressure to depth. Continuous output rates can be 1,2 or 4 Hz Alternatively the VA500 can be triggered with a serial command (S followed by a carriage return) or via TTL (see wiring schedule in...
  • Page 14: Manually Configuring The Unit

    0430844c - VA500 Altimeter 5.2. Manually Configuring The Unit Alternatively the VA500 Altimeter can be manually configured via serial communications using a series of # code commands. This can be with Valeport terminal or an alternative terminal program such as HyperTerminal.
  • Page 15: Communications Settings

    Reads analogue output voltage range set #095 above #096 ;counts<CR> Analogue output test. ;Analogue range limit<CR> Sets the range equivalent to full scale DAC #097 output <CR> Reads the range equivalent to full scale DAC #098 output Page 15 © 2019 Valeport Ltd...
  • Page 16: Sampling Regime

    0430844c - VA500 Altimeter 5.5. Sampling Regime # code Followed By: Operation <CR> Performs Single measurement Performs continuous measurement at set rate. If rate is omitted then instrument performs continuous rate<CR> measurements at previous rate. 1,2, or 4 Hz Set mode without putting unit into run mode...
  • Page 17: Range Settings

    Configuration and Operation 5.7. Range Settings The VA500 has a standard operational range of 0.1m to 100m. If required this can be restricted with the setting of a minimum range and maximum range. The default setting for sound speed used to calculate range is 1500 m/s...
  • Page 18: Pressure Settings

    0430844c - VA500 Altimeter 5.8. Pressure Settings The pressure sensor fitted to the VA500 measures absolute pressure, i.e. it includes atmospheric pressure. The pressure tare function allows the atmospheric pressure (as measured by the sensor before deployment) to be removed from the readings, so the output is simply pressure of water. Note also that by taking a tare reading at any fixed point in the water column, readings will then be output relative to that point.
  • Page 19: Output Telegram Formats

    6. Output Telegram Formats If the optional pressure sensor is fitted and enabled then the only data format that supports this is the Valeport NMEA format. A number of other formats have been implemented to provide compatibility with existing systems.
  • Page 20: Tritech Telegram

    0430844c - VA500 Altimeter 6.3. Tritech Telegram xx.xxxm<CR><LF> Example: 00.126m 00.124m 6.4. Benthos Telelgram Rxx.xx<cr><lf> where xx.xx can range from 0.10 to 99.99. If no echo was received the output will be R99.99E<cr><lf>. Example: R00.13 R00.12 Page 20 © 2019 Valeport Ltd...
  • Page 21: Appended Digiquartz Telegram (Vp500P)

    = Destination ID (ID of Host - fixed) = Source ID (ID of Device responding - fixed) xx.xxx = Data – NO TARE applied (psia) <CR><LF> Telegram example: Valeport NMEA telegram appended by the DigiQuartz type telegram (without psia units) >#042;1 (enable DQ output) >#028 (run) $PRVAT,05.432,M,0010.076,dBar*39...
  • Page 22: Care And Maintenance

    0430844c - VA500 Altimeter 7. Care and Maintenance There are no user serviceable parts within the VA500. The VA500 is remarkably robust, being primarily constructed of titanium. The only maintenance required, other than periodic recalibration as necessary, is to keep the sensor as clean as possible.
  • Page 23: Wiring Information

    Analogue +'Ve Analogue -'Ve Enable 485 Link to Pin 9 for RS485. N/C for RS232 TTL trigger +Ve RS232 Tx (To PC) / RS485A RS232 Rx (From PC) / RS485B RS232 Ground TTL Trigger -'Ve Page 23 © 2019 Valeport Ltd...
  • Page 24: Extended Y Lead - Power/232 Comms / Analogue

    0430844c - VA500 Altimeter 8.1.1. Extended Y Lead - Power/232 Comms / Analogue END1: SubConn END 3: MCIL10M 9 Way D + DLSA-M END 2: Socket Connector FUNCTION Black 4mm Plug RS 444-797 Red 4mm Plug RS 444-832 Analogue +ve...
  • Page 25: Non Standard Instrument Connectors

    8.2. Non Standard Instrument Connectors 6 way Impulse Function MCBH-6-MP RS232 Rx (into sensor / From PC) Power Ground RS232 Tx (from sensor / into PC) Analogue +Ve Analogue –Ve/ RS232 Ground Power +V Page 25 © 2019 Valeport Ltd...
  • Page 26: Test Lead With 6 Way Female Impulse Connector

    0430844c - VA500 Altimeter 8.2.1. Test Lead with 6 Way Female Impulse Connector END 1: 6 Way In Line END 3: Female END 2: END 2: 9 Way D Impulse Power In Analogue Out Socket Connector Connector FUNCTION Black 4mm Plug...
  • Page 27: Test Lead With 6 Way Female Rmg-6-Fs Connector

    Female Impulse Connector Connector Black 4mm Plug -ve in Red 4mm Plug +ve in Green 4mm Plug Analogue +ve Black 4mm Plug Analogue ve RS232 TX (out of sensor) RS232 RX (into sensor) RS232 1,5,6,8,9 Page 27 © 2019 Valeport Ltd...

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