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- Multifunctional water quality tester
Multifunctional water quality tester
Model : 987C3/987C4
Product Features

- Advanced type, detect 3-4 electrodes at the same time
- Display all data and water temperature at the same time
- Use 9V rechargeable battery (with charger)
- SD card memory function can be selected (manual or automatic), with 16G card
- Only one of the 3 or 4 electrodes needs to be temperature compensated
- Specification
- Video
Specification
- Acid-base measurement range: 0~14pH; 414.12~-414.12mV
- pH accuracy :±0.02pH+2 reading
- Acid-base resolution: 0.01
- Conductivity measurement range: 30uS/cm~20mS/cm(K=1); 500uS/cm~199mS/cm(K=10)
- Conductivity Accuracy :±199.71(K=1);±1985.01(K=10)
- Conductivity resolution:0~199.9uS/cm(0.1), 0~1999uS/cm(1), 0~19.99mS/cm(0.01), 0~199.9mS/cm(0.1)
- Redox measurement range: -1999mV~+1999mV
- Redox accuracy:±0.2 mV (-199.9~+199.9 mV), others±2 mV
- Redox resolution: 0.1 mV (-199.9~+199.9 mV), other 1 mV
- Dissolved oxygen measurement range: 0~199.9% (saturated); 0.0~20.0 mg/L (mg/L)
- Dissolved oxygen accuracy : Full range ±2%+1 reading
- Dissolved oxygen resolution:0.1%, 0.1mg/L
- Water temperature measurement range: 0~60℃
- Water temperature accuracy:±0.5℃
- Automatic Temperature Compensation (ATC):have
- Acid-base sensor type: Glass ball
- Salinity Sensor Type:graphite
- Redox sensor type: Platinum ring
- Dissolved oxygen sensor type: Primary battery type
- Electrode wire length:1m (acidity and alkalinity);1m (salinity);1m(redox);3 meters (dissolved oxygen)
Video