Hach-Lange NISE sc - Manual (Page 5)

5
Section 1 Technical data
Subject to change.
General information AN-ISE sc AISE sc NISE sc
Measurement method
Potentiometric measurement using ion-selective electrodes (ISE)
Ammonium and
potassium, nitrate and
chloride, reference
system
Ammonium and
potassium, reference
system
Nitrate and chloride,
reference system
Measurement range
0 to 1000 mg/L [NH
4
–N]
0 to 1000 mg/L [K + ]
0 to 1000 mg/L [NO
3
–N]
0 to 1000 mg/L [Cl – ]
0 to 1000 mg/L [NH
4
–N]
0 to 1000 mg/L [K + ]
0 to 1000 mg/L [NO
3
–N]
0 to 1000 mg/L [Cl – ]
Precision 5 % of the measured value + 0.2 mg/L 1
Reproducibility 5 % of the measured value + 0.2 mg/L 1
Response time (90 %) < 3 minutes (5 to 50 mg/L)
Measurement interval Continuous
pH range pH 5 to pH 9
Calibration methods
Sensor code for sensor cartridge, 1 and 2-point value correction or matrix
correction
Power consumption 1 W
Power supply Via sc controller
Data transfer Via sc controller
Ambient data
Typical environment Used in the biological phase of municipal waste water treatment
Storage temperature
Sensor: –20 to 60 °C (–4 to 140 °F)
Sensor cartridge: 5 to 40 °C (41 to 104 °F)
Operating temperature Air: –20 to 45 °C (–4 to 113 °F)
Sample temperature +2 to 40 °C (35 to 104 °F)
Maximum flow velocity < 4 m/s
Maximum sensor immersion
depth/pressure Can be immersed to a depth of 0.3 to 3.0 m (1 to 10 ft);
maximum pressure: 0.3 bar (4.4 psi).
Maximum Compressed air output
during cleaning unit operation
3.1 bar (45 psi)