wtw MultiLine P4 Bedienungsanleitungen Seite 72

Oxygen measurement
Dissolved oxygen saturation measurement
(Pay attention to the technical data of the probe additionally)
AutoRange = Automatic selection of measuring ranges
Measuring ranges:
Measuring range 1
Resolution
Accuracy
Measuring range 2
Resolution
Accuracy
Accuracy of temperature
compensation
Usable probes
Calibration procedure
Calibration interval
Slope range
D. O. concentration measurement
(Pay attention to the technical data of the probe additionally)
AutoRange = Automatic selection of measuring ranges
Measuring ranges:
Measuring range 1
Resolution
Accuracy
Measuring range 2
Resolution
Accuracy
Accuracy of temperature
compensation
Salinity correction
Barometric pressure correction
Usable probes
Calibration procedure
Calibration interval
Slope range
72
Technical data
0 ... 199.9 %
0.1 %
– 0.5 % of measured value – 1 digit when
measuring at calibration temperature – 10 K
0 ... 600 % (upper limit at pO
1 %
– 0.5 % of measured value – 1 digit when
measuring at calibration temperature – 10 K
< 2 % with 0 ... 40 °C
WTW D. O. probe CellOx 325
WTW air calibration
1 ... 999 days (preset 14 days)
0.6 ... 1.25
0 ... 19.99 mg/l
0.01 mg/l
– 0.5 % of measured value – 1 digit with ambient
temperature 5°C ... 30°C
0 ... 90.0 mg/l bei 0 °C
(upper limit at pO
2
0.1 mg/l
– 0.5 % of measured value – 1 digit with ambient
temperature 5°C ... 30 °C
< 2 % with 0 ... 40 °C
0.0 ... 70.0 SAL
automatically with built-in pressure sensor
in the range 500 ... 1100 mbar
WTW D. O. probe CellOx 325
WTW air calibration
1 ... 999 days (preset 14 days)
0.6 ... 1.25
=1250 mbar)
2
=1250 mbar)