OBS-5+ System
FIGURE 4-4. Calibration curves for four different sediments and SSC
values for near-detector peaks (colored arrowheads).
5. Specifications
Features:
•
Connects directly to a PC—no datalogger needed
•
Operates up to six months on three C-cell batteries
•
Monitors high sediment concentrations (up to 200g/L)
•
Logs depth, wave height, wave period, temperature, and salinity
•
Records 200,000 scans of data in the OBS-5+ flash memory
5.1 Measurement Range
Mud (D
50
=20
μ
m):
0 to 50,000 mg/l
Sand (D
50
=250
μ
m):
0 to 200,000 mg/l
Pressure
1
:
0 to 10, 20, 50, 100, or 200 m
Turbidity:
0.4 to 1,000 NTU
5
Summary of Contents for OBS-5+
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