Digital optical oxygen sensor for use in seawater


Calibration free optical oxygen sensor (Flureszenzprinziple)
with integrated temperature sensor, designed for use in seawater;
to be connected to the IQ SENSOR NET multiparameter measuring system.

Equipped with the following performance features:

- Factory calibration (IQMC-Method)
- Highest stability (EPRS-Referencemethod)
- Long lifetime (greenlight-Technology)
- No flow is needed
- Integrated lightning protection
- Insensitive for H2S, chlorine, ionogenic substances
- Changable sensorcap with stored calibration data
- Automatical temperature compensation
- Digital data transfer
- With screw/plug connector for connection of the SACIQ sensor connection cable

Measuring range (25C): 
0 ... 20 mg O2/l
0 ... 200 % airsaturation

Response time (EN ISO 15839):
t90 (90 % of the final display value after) < 150 s
t95 (95 % of the final display value after) < 200 s

Measurement accuracy:
+/- 0.05 mg/l, O2 < 1mg/l
+/- 0.1 mg/l, O2 > 1mg/l

Reproducibility:
0.05 mg/l

Temperature range:
Measurement range: -5C ... 50C
Storage range: -25C ... 60C

Pressure resistance:
max. 10 bar

Sensor length: 
424 x 59,5 mm (incl. adapter of the sensor connection cable) 

Material:
Membrane-/Sensor cap, protective hood: POM, PVC, Silicon
Enclosure shaft: POM

Type of protection: 
IP 68 (with connected SACIQ sensor connection cable)

Power consumption:
0,75 Watt

Manufacturer: 
WTW

Type: 
FDO 700 IQ SW
or equivalent



