Table of Contents
8-3. OBS-3+ (left) and OBS300 (right) in 500-NTU AMCO Clear
turbidity standard in 100-mm black polyethylene calibration
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
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
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
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
C-1. Pin numbers, electrical functions and wire color codes for OBS
sensor bulkhead connectors. ......................................................... C-2
iii
Summary of Contents for OBS-3+
Page 2: ......
Page 6: ......
Page 10: ...Table of Contents iv...
Page 48: ...Appendix B Example Programs B 6...
Page 52: ...Appendix D Datalogger Connection to a Relay D 2...
Page 53: ......
