B08_ATCH_1_SALIENTS_S25046.pdf

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Attached to
FIVE-BEAM CURRENT PROFILING SYS IAW Salients Federal contract opportunity
Solicitation number
140G0125Q0099
Issued by
Department of the Interior US Geological Survey Office of Acquisitions and Grants

About this file

This document is a Salient Characteristics specification for a Five-Beam Current Profiling System (ADCP) for the U.S. Geological Survey California Water Science Center. The detailed technical requirements specify a multi-purpose, self-contained acoustic Doppler current profiling system with a 1000 kHz operational frequency, capable of measuring current, turbulence, waves, and sediment. Key technical specifications include a water velocity profiling range up to 30 meters, velocity measurement accuracy of 0.3% (+/-0.3 cm/s), sampling frequency of at least 16 Hz, and integrated sensors for temperature, compass, tilt, and pressure.

The system must have a compact housing no larger than 5.6" in diameter x 6" long, operate in temperatures from -4 to 40°C, and include 64 GB of data storage, Ethernet and RS232 communication capabilities, and underwater connectors. An external aluminum battery canister for two 36VDC batteries is also specified. The document is associated with Solicitation Number 140G0125Q0099, a small business set-aside procurement with NAICS code 334513, anticipated for award on 04/15/2025, with quotes due by 03/26/2025 at 08:00 AM Eastern Time.

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Sol_140G0125Q0099_Amd_0001.pdf PDF
Sol_140G0125Q0099.pdf PDF
B08_ATCH_2_508_S25046.pdf PDF
B08_ATCH_3_FISMA_S25046.pdf PDF

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Text version

Salient Characteristics S25046

FIVE-BEAM CURRENT PROFILING SYSTEM

Salient Characteristics

1 ea. Five-Beam Current Profiling System:

1. Shall consist of a multi-purpose, self-contained, broadband, five-beam, Acoustic Doppler Current Profiling (ADCP) system.

2. Shall have an operational frequency of 1000 kHz.

3. Shall include features and functionality for average current and burst current profiles.

4. Shall be capable of concurrent or alternating measurement of current, turbulence, waves.

5. Shall include pulse coherent mode functionality.

6. Shall be capable of wave measurements (height and direction) and burst mode functionality.

7. Shall include echosounder capability for the measurement of sediment.

8. Echosounder shall have a minimum resolution of at least 3 mm to 0.25 m with at least 10,000 bins.

9. Shall include an integrated altitude and heading reference system sensor.

10. Shall have a sampling frequency of at least 16 Hz.

11. Shall have a water velocity profiling range capability up to at least 30 m.

12. Shall have a water velocity range from 1.0 m/s to at least 5.0 m/s.

13. Shall have water velocity measurement accuracy of 0.3% of measured value +/-0.3 cm/s, or better.

14. Shall have a velocity resolution of 0.1 cm/s, or better.

15. Shall be capable of wave height measurements of at least 30 m.

16. Shall include built-in temperature, compass, tilt, and pressure sensors.

17. Pressure sensor shall have a range of at least 0-50 meter with an accuracy of 0.1% full scale, or better.

18. Shall include at least 64 GB of data storage capability.

19. Shall include Ethernet and RS232 communication capability and applicable interface ports.

20. Housing shall be no larger than 5.6” in diameter x 6” long and not include internal batteries.

21. Shall be capable of operating over a temperature range from at least -4 to 40o C.

22. Shall include compatible micro circular subsea (underwater) bulkhead connectors with endbell style housing for serial, Ethernet, and trigger connections.

23. Shall include a compatible 5 m Ethernet cable with micro circular 6-pin subsea (underwater) pluggable inline cable connector for power and RJ45 connections.

24. Shall include a compatible 5 m serial cable, with RS485 trigger, and micro circular 8-pin subsea

(underwater) pluggable inline cable connector.

25. Shall include an external aluminum battery cannister, capable of housing 2 ea. 36VDC batteries, with compatible 8-pin interface cable.

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