In-Situ Aqua TROLL 400 Modbus and SDI-12 Reference Guide - Manual (Page 35)

4.17.1 RDO Calibration Calculations
Calibrated Oxygen reading:
RU RC
O c c O
2 1 0 2
× + =
where:
RUZ RUS
O O
Sat O
c
2 2
2
1
% 100
−
=
RUZ
O c c
2 1 0
× − =
where:
Sat O % 100
2
is the theoretical 100% saturation point.
RUS
O
2
is the un-calibrated reading at 100% saturation.
RUZ
O
2
is the un-calibrated reading at 0% saturation.
References:
Standard Methods:
4500-0 C. Azide Modification
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