A06_Specifications.docx
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- Solicitation number
- 140G0119Q0185
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Specifications
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| A06_Specifications.docx | DOCX document | |
| Sol_140G0119Q0185.pdf |
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Salient Characteristics S19137B The USGS Water Science Center in Coram, NY needs to purchase four (4) Acoustic Doppler Velocimeter system and accessories. This equipment is intended to be used for accurate flow measurements in streams, channels, or pipes using acoustic beams. Therefore, it is imperative that the accuracy level of this equipment meet or exceed the requirements below.
ACOUSTIC DOPPLER VELOCIMETER SYSTEM AND ACCESSORIES BRAND NAME OR EQUAL
SALIENT CHARACTERISTICS:
1. Shall have fixed sampling volume of 0.25cc located 10 cm from transducer.
2. Shall have 3-D down-looking 10 MHz ADV probe on 15 cm stem.
3. Shall have RS232 and SDI-12 communication protocols.
4. Shall have flexible sampling strategies for reduced duty cycle operation and extended deployments.
5. Shall have 4 MB internal memory (over 100,000 samples).
6. Shall have acoustic altimeter.
7. Shall have compass/tilt sensor.
8. Shall have internal battery pack.
9. Shall have temperature sensor for automatic sound speed compensation.
10. Shall have user-programmable, velocity data output rate.
11. Shall have velocity range from ±0.001 - 4.5 m/s (±0.003 to 15 ft/s).
12. Shall have velocity resolution at 0.0001 m/s.
13. Shall have velocity accuracy at ±1% of measured velocity, ±0.001 m/s.
14. Shall weigh no more than 3.18 kg (7 lbs) in air.
15. Shall weigh no more than 0.45 kg (1 lb) in water.
16. Shall have pressure rating at 60 m.
17. Shall have 3-D probe circumference no larger than 130 mm (5.1 in).
18. Shall have 2-D probe circumference no larger than 147 mm (5.8 in).
19. Shall have temperature sensor resolution at 0.01°C.
20. Shall have temperature sensor accuracy at ±0.1°C.
21. Shall have operating temperature from -5° to 40°C.
22. Shall have storage temperature from -10° to 50°C.
23. Shall have pressure sensor strain gauge accuracy at 0.1%.
24. Shall have input power at 7-15 VDC.
25. Shall have typical power consumption at 0.2 to 0.5 W in continuous operation.
26. Shall include four (4) 10-m power and RS232/SDI12 communication cable with compact, male, 8-pin wet pluggable to 9-pin D-sub, 8-conductor.
27. Shall include eight (8) battery pack, alkaline, 10-5v, 21C, per ADV.
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