Potentiostatic D.O. sensor with integrated temperature sensor


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

Potentiostatic D.O. sensor (3-electrode principle) to be connected to the EcoLine
or QuadroLine series measuring transmitters; 
with integrated temperature sensor and built-in preamplifier for
low impedance, interference-free signal transmission.

Equipped with the following features:

- Integrated lightning protection
- Zero current free electrode system
- Exchangeable membrane head with robust 50 um special membrane
- Lowest incident flow required
- Double thermistor system for temperature compensation
- OxiCal air calibration without accessories

Measuring range (25C):
0 ... 60 mg O2/l
0 ... 600 % saturation

Response time (t90):
180 seconds

Sensor length:
196 mm

Connection cable:
15 m long, with watertight plug (IP65)

Type of protection
IP 68 (sensor)

Manufacturer:
WTW

Type:
TriOxmatic 690-15
or equivalent