YSI IQ S ENSOR N ET TriOxmatic 700 IQ (SW) - Manual (Page 47)

TriOxmatic
®
700 IQ (SW) Technical data
7 - 1 ba76013e01 01/2012
7 Technical data
7.1 Measurement characteristics
Measuring principle Membrane-covered amperometric sensor with potentiostatically
operated 3-electrode system;
Integrated microprocessor electronics, shielded 2-wire connection for
power and data transmission.
Electrolyte ELY/A
Measuring ranges and
resolutions
Temperature
compensation
IMT (integrated membrane temperature compensation)
Measurement in water According to solubility function DIN 408 / Part 22
Measurement in salt-
contaminated
wastewater
Salinity input from 2.0 ... 70.0;
corresponds to 3.4 mS/cm ... 86.2 mS/cm at T
REF
20 °C
(salinity measurement in the range 2 ... 42 according to IOT =
International Oceanographic Tables)
Polarization time
Temperature
measurement
Calibration procedure, Air calibration
Measuring
mode Measuring range Resolution
D. O.
concentration 0.0 ... 60.0 mg/l 0.1 mg/l
D. O. saturation 0 ... 600 %
(
≈
0 ... 1200 mbar pO
2
)
1 %
In the case of re-commissioning
or change of electrolyte At least 60 minutes
In the case of short polarization
interruptions (depending on the
duration of the interruption) 15 to 60 minutes
Temperature sensor integrated NTC
Measuring range - 5 °C ... + 60 °C (23 ... 140 °F)
Accuracy ± 0.5 K
Resolution 0.1 K