EXO2 – Multiparameter probe

EXO2 – Multiparameter probe, new generation

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High-performance system to monitor water quality - even under harsh operating conditions. Continuous water quality monitoring of natural waters includingestuaries and oceans.

  • Six sensor connections plus one more slot for a wiper or seventh sensor
  • Immediate operational readiness in the field by preconfigured probes with preinstalled sensors
  • Impact-proof sensor- body for high pressures and depths up to 250 m
  • Intelligent, welded sensors in titanium casing with connection monitoring
  • Improved accuracy of conductivity and temperature sensors
  • Improved energy management
  • Wireless communication
  • Wet-pluggable connections
  • Fast and easy calibration
  • Built in diagnostic functions
  • Records up to 12 weeks
Multiparameter Probe EXO 2  
Ports:

6 sensor ports ; free provable

1 central port for the wiper

1 power and communication port

1 additional port for the connection to an additional sensor

Size  
Diameter: 7,62 cm
Length: 71,1 cm
Weight: ca. 3.6 kg equipped with 6 sensors, central wiper, protection cage and batteries
Probe-specifications  
Operating temperature: -5...50°C
Storage temperature: -20...80°C
Relative humidity: 5%...95% non-condensing
Depth measurement: 0...250 m
Communication:

Bluetooth wireless-technology,

half-duplex RS-485 (USB + RS232 + USB optional)

SDI12 data transmission

Batterie-Lebensdauer: 90 days*
Datenspeicher: 512 MB total storage;
> 1.000.000 records
Sensor-specification  
Parameter Measuring range / (Resolution)
Conductivity: 0...200 mS/cm (0,001...0,01 or. 0,1mS/cm (dep. on measuring range))
Temperature: -5...50 °C (0,001 °C)
pH: 0...14 pH (0,01 pH)
Redox: -999...+999 mV (0,1 mV)
Oxygen: 0...500 % / 0...50 mg/l (0,1 % / 0,01 mg/l)
Turbidity: 0...999 FNU  (0,01 FNU) 1000...4000 FNU (0,1 FNU)
Chlorophyll: 0...400 µg/l ; 0...100 RFU (0,01 µg/l / 0,01 RFU)
Cyanobacteria (PC/PE): 0...100 µg/l ; 0...100 RFU (0,01 µg/l / 0,01 RFU)
Depth: 0...250 m (0,1 cm)
fDOM:

0...300 ppb Chininsulfat-equivalent (QSE) 

(0,01 ppb QSE)

Nitrate: 0...2000 mg/l (0,01 mg/l)
Chloride: 0...100 mg/l (0,01 mg/l)
Ammonium: 0...200 mg/l (0,01 mg/l)

* 90 days at 20 ° C and 15-minute measurement interval; effective to the following sensors: temperature / conductivity, pH / ORP, oxygen and turbidity for EXO1, temperature / conductivity, pH / ORP, oxygen fDOM, total algae and turbidity for EXO2, with an installed central wiper unit and one wiping unit per measurement interval. The battery life depends on the sensor payload.