Campbell-scientific OBS-3+ and OBS300 Suspended Solids and Turbidity M Manual de usuario descargar pdf (Pagina 9)

Table of Contents

8-3. OBS-3+ (left) and OBS300 (right) in 500-NTU AMCO Clear

turbidity standard in 100-mm black polyethylene calibration

cup .................................................................................................. 18

8-4. Portable sediment suspender (left) and OBS beam orientation in

suspender tub (right) ....................................................................... 20

11-1. Normalized OBS sensitivity as a function of grain diameter ............. 23

11-2. The apparent change in turbidity resulting from disaggregation

methods .......................................................................................... 24

11-3. Relative scattering intensities of grain shapes .................................... 25

11-4. Response of an OBS sensor to a wide range of SSC .......................... 26

11-5. Infrared reflectivity of minerals as a function of 10-Munzell

value ............................................................................................... 27

C-1. Pin assignments for MCBH and MCIL wet-pluggable

connectors ..................................................................................... C-1

D-1. Wiring diagram for connecting an OBS sensor to an external

relay and a datalogger .................................................................. D-1

Tables

7-1. Connection to Campbell Scientific Dataloggers ................................ 11

8-1. SDVB NTU values for turbidity calibrations in standard low

ranges. ............................................................................................. 15

8-2. Change in NTU value resulting from one hour of evaporation of

SDVB standard; in other words, loss of water but not particles. .... 16

9-1. Troubleshooting Chart ....................................................................... 22

C-1. Pin numbers, electrical functions and wire color codes for OBS

sensor bulkhead connectors. ......................................................... C-2

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 53 54

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Campbell-scientific OBS-3+ and OBS300 Suspended Solids and Turbidity M Manual de usuario Pagina 9