PA200 / PA500 Altimeters

The PA200/PA500 altimeters offer high-performance depth measurement capabilities specifically designed for ROVs, WROVs, and AUVs, ensuring accurate and reliable results.


Energy Underwater Vehicles Defence Survey & Hydrographic Marine Science & Aquaculture

Experience unparalleled performance in underwater positioning measurements with our high-performance PA200/PA500 altimeters. Designed with a compact and robust form factor, these altimeters incorporate state-of-the-art electronics to ensure reliable depth measurements.

The altimeters feature a complete digital synthesis of transmit and receive frequencies, resulting in enhanced input dynamic range and improved overall performance. This advanced technology allows for precise and consistent measurements in various underwater environments.

Customizability is a key feature of our altimeters, with configurable designs and a wide range of options available. OEM configurations include the choice of low magnetic signature rigid Delrin™ (Plastic) housings or a right-angled transducer for seamless integration into your specific application.

Controlling the altimeters is convenient and flexible, with multiple options available:

  • Direct control from a PC running DOS
  • Direct control from a PC running Windows
  • Direct control from a suitable control system
  • Integration into a multidrop network

Furthermore, our altimeters are supplied with AltTest diagnostic software, providing additional testing and troubleshooting functionality.

For added versatility, the PA500 Altimeter operates at a frequency of 500kHz and is supplied with our SeaKing 700 series bathy, ensuring comprehensive underwater exploration capabilities.


Manuals, Datasheets, Software, etc.

PA200 & PA500 Altimeters (PDF 252 KB)


Genesis v1.7.3.76 (MSI 163 MB)
Seanet Pro v2.25 (590) Standard (ZIP 54 MB)
AltTest v1.12 (EXE 2 MB)


Genesis – Supported Interface Strings and File Formats (PDF 417 KB)
Seanet Pro Remote Communications (PDF 1 MB)


PA200, PA500, LRPA, and Dual Frequency Echosounder Altimeters (PDF 3 MB)

STEP Files

PA200 & PA500 Altimeters – p/n S02125 (ZIP 177 KB)

Frequently Asked Questions (FAQs)

1. Why are the appendices in the PA Altimeter manual blank?
The PA range of Altimeter products available from Tritech offers a wide variety of connector, material, and electrical wiring options. To accommodate the specific requirements of individual customers, the appendices in the manual are left blank and customized at the point of sale to provide tailored information for each altimeter.
2. How can I obtain the pinout or material information for my Altimeter?
For detailed pinout or material information regarding your Altimeter, please reach out to Tritech’s Customer Support Team at (858) 454-4044 (option 2), or email Kindly provide the full serial number of your Altimeter (e.g. S02125.123456), and they will promptly supply you with the complete details of your unit.

Related Products

Micron Echosounder Altimeter

The Micron Echosounder is a compact and versatile echo sounder designed specifically for seamless integration with ROVs, AUVs, and WROVs, offering effortless installation and exceptional performance.


Super SeaKing Bathy

Experience unparalleled accuracy with the Super SeaKing 704 Bathymetric system, providing precise measurements of depth, conductivity, and temperature.


Multicomm Intelligent Junction Box

Streamline your sensor control with the Multicomm Intelligent Junction Box, seamlessly linking multiple Tritech sensors and enabling centralized control through a single Surface Control Unit (SCU).


Seanet SCU V5

Experience streamlined control and operation of multiple sensors and sonars with the SeaNet SCU V5 from Tritech.


Call us

(858) 454-4044


7416 Cabrillo Avenue, La Jolla, CA  92037, United States