NH4-N sensor NH351

Utilizing ion-selective electrode technology, this integrated sensor offers reagent-free, rapid ammonia nitrogen monitoring for wastewater treatment and field water quality testing.

  • Measuring Range: 0~1000 mg/L
  • Delivery time: 2-5 weeks
  • MOQ: 1
  • Price: Contact Us
Option
  • Anti-twist cap
  • PG13.5
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Standard

Model NH351
Measuring Principle Ion-selective electrode (ISE) method
Measuring Range NH4-N: 0~1000mg/L  
Accuracy NH4-N: 5% of the measured value ± 0.2mg/L  pH: 0.1pH
Resolution NH4-N: 0.01mg/L  
Communication RS-485, MODBU-RTU
Related Measurement pH: 5.0~9.0pH (recommendation)
Response Time T902min
Temperature Range 0~45 (does not freeze)
Storage Temperature 0~50℃ (does not freeze)
Working Pressure ≤1bar
Sample Flow Rate 0.5m/s≥flow rate≥0.001m/s
Protection Grade IP68
Calibration Method Standard solution
Sensor Interface Support
Power Supply DC 9~24 V
Lead Interface M16
Shell Material POM
Dimension Diameter: 65mm Length: 275mm
Installation Investment, 1 inch NPT pipe thread
Power Consumption

Normal measurement: 0.6W; Automatic cleaning:1.5W; Abnormal jamming of mechanical wiper: 4.5W