Campbell-scientific OBS-5+ Sediment Concentration Monitor and Pressure Instrukcja Użytkownika Pobierz pdf (Strona 32)

OBS-5+ System

Sediment concentrations can also be calculated manually with the following

equations:

⎥

⎦

⎤

⎢

⎣

⎡

l/g

g/l) 103 x 2.65(usually

density edimentS

(liters) volume nitialIV

(g) mass SedimentM

7.1.2 Equipment and Materials

• Dry, completely disaggregated bottom sediment or suspended matter from

the monitoring site

• Large black, neoprene or polyethylene tub

• 1-gallon (4 l) brown Nalgene polypropylene bottle with top cut off

• 1-liter volumetric flask

• Hand-drill motor (manual suspender)

• Mixing propeller (manual suspender)

• Scale with 10 mg accuracy

• Automatic suspender (optional)

• Tea cup with round bottom and teaspoon

7.1.3 Procedure for Sediment

1) Put batteries in the OBS-5+ and connect it to a PC with test cable using the

RS-232 plug (FIGURE 6-1).

2) Start OBS-5+ Utility program; wake the OBS-5+; and click the

OBS

Settings button to verify its response.

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Campbell-scientific OBS-5+ Sediment Concentration Monitor and Pressure Instrukcja Użytkownika Strona 32