Measurement Method

 Ion-selective electrodes for ammonium and potassium with pHD reference electrode and temperature sensor

 Range

 0.2 to 1000 mg/L NH4-N

 Accuracy

 5% of measured value ±0.2 mg/L (with standard solution)

 Detection Limit

 0.2 mg/L

 Response Time

 Less than 2 minutes (T90)

 Operating Temperature

 -20 to 45°C (-4 to 113°F)

 Sample Temperature

 0 to 40°C (32 to 104°F)

 Sample pH

 5 to 9

 Sensor Immersion Depth

 0.3 to 3.0 m (1 to 10 ft.) maximum

 Sample Pressure

 0.3 bar (4.4 psi) maximum

 Storage Temperature

 Sensor: -20 to 60°C (-4 to 140°F)
 Sensor Cartridge: 5 to 40°C (41 to 104°F)

 Calibration

 Sensor cartridge, calibrated (sensor code contains factory calibration in code form) Entry of sensor code calibrates the sensor
No standard solutions needed
Optional: 1- or 2-point inline matrix correction adapts sensor to the wastewater matrix

 Certifications

 CE approved

 Sensor Construction

 316 stainless steel with Ryton® ends

 Dimensions

 48 x 361 mm (1.9 x 14.2 in.)

 Cable Length

 Standard: 10 m (33 ft.)
 Optional Extensions: 7.6 m (25 ft.), 15.2 m (50 ft), or 30.5 m (100 ft.)
 Maximum Total Length: 100 m (328 ft.)

 Weight

 1.3 kg (2.9 lbs.)