Campbell-scientific OBS-5+ Sediment Concentration Monitor and Pressure Uživatelský manuál stáhnout pdf (Strana 13)

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

=20μm): 0 to 50,000 mg/l

Sand (D

=250μm): 0 to 200,000 mg/l

Pressure

: 0 to 10, 20, 50, 100, or 200 m

Turbidity: 0.4 to 1,000 NTU

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Campbell-scientific OBS-5+ Sediment Concentration Monitor and Pressure Uživatelský manuál Strana 13