Valeport - Model VA500 - Altimeter
From Echosounders and Bathymetry Instruments
The VA500 Altimeter delivers a new approach to the problem of underwater positioning. State of the art signal processing offers unrivalled range and performance from a 500kHz transducer. Millimetre precision, 0.1m – 100m range, RS232/RS485/0-5V & 0-10V analogue outputs with a wide range power supply address the needs of the ROV, AUV and Hydrographic community in a compact, robust package.The option of integrating a high accuracy pressure sensor (0.01%) as used in the MiniIPS offers an unbeatable package for your underwater positioning requirements.
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Specifications
Sensors
Acoustic
State of the art signal processing technology provides stable, repeatable readings while allowing the range to be extended to unrivalled distances for a 500kHz altimeter.
- Type: 500 kHz broadband transducer
- Range: 0.1m – 100m
- Resolution: 1mm
- Beam Angle: ±3º
Pressure
The optional pressure sensor fitted to the Altimeter is a temperature compensated piezo-resistive sensor, which delivers the performance previously only available from a resonant quartz sensor at a more costeffective price.
- Type: Temperature compensated piezo-resistive
- Range: 10, 30, 100, 300 or 600 Bar
- Accuracy: ±0.01% FS
- Resolution: 0.001% FS
Data Acquisition
- Sampling: Continuous or data on demand (by command/TTL).
- Data Rate: 1, 2, 4Hz continuous,
Physical
- Housing:
- Titanium (6000m rated)
- Size: 49mm max Ø
- 47mm main body Ø
- 195mm length (including connector)
- 225mm length with pressure fitted
- Weight: <1kg (air)
- Connector: Subconn MCBH10F (titanium)
- Shipping: 36 x 29 x 16cm, 3Kg
Communications
- Digital Output: RS232 & RS485 fitted as standard
- Protocol: 4800 to 115200 baud, (8,1,N)
- Format: User defined out put formatting
- Analogue output: 0-5/10V fitted as standard
Power Requirements
- Input: 9 - 28vDC
- Power: >125 mA @ 12V
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