Ref. No. [UMCES] CBL 2016-014
ACT VS16-05
18
Figure D.
Response of the Hach HL4 LDO (sn 0431) to changing dissolved oxygen
concentrations at 5.4
o
C and S=0.00.
Top Panel
: Time series of instrument readings and Winkler
reference samples drawn at level of sensor foil in well-mixed test tanks.
Bottom Panel
:
Corresponding offset between instrument reading and Winkler DO reference sample during
exposure trial. Dotted line represents zero offset from reference.