WTW FDO 700 IQ 201650

Digital optical oxygen sensor with intergrated temperture sensor

Design according to the minimum requirements defined by ATV (waste water association) in bulletin M256 for meters to be used at waste water treatment plants

Calibration free optical oxygen sensor (Flureszenzprinziple)
- To be connected to the IQ SENSOR NET multiparameter measuring system
* With integrated temperature sensor

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

Measuring range (25°C):
- 0 ... 20 mg O2/l
- 0 ... 200 % air saturation

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: -5°C ... 50°C
- Storage range: -25°C ... 60°C

Pressure resistance:
- max. 10 bar

Sensor length:
- 428 x 40mm (incl. adapter of the sensor connection cable)

Material:
- Membrane-/sensor cap, protective hood: POM, PVC, Silicon
- Enclosure shaft: V4A stainless steel 1.4571

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

Power consumption:
- 0.75 Watt