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Measuring range:
DO Mode: Dissolved oxygen (DO): 0~30mg/L; Air oxygen (O2): 0.0 ~ 30.0% (O2); Watertemperature (TEMP): 0 ~ 50°C
pH Mode: PH: 0.00 ~ 14.00;
mV: -1900 ~ 1900 (electromotive force); ORP: -1900 ~ 1900 (ORP electromotive force)
Resolution:
DO Mode: Dissolved oxygen (DO): 0.01mg/L; Air oxygen (O2): 0.1% (O2); Water temperature (TEMP): 0.1°C
pH Mode: PH：0．01; mV：1mV; ORP：1mV
Reproducibility:
DO Mode: Dissolved oxygen (DO): within ± 0.2 mg/L; Air oxygen (O2): ± 0.2% (O2) or less; Water
temperature (TEMP): ± within 0.2°C
(35°C or less)
pH Mode: PH: ± within 0.02; mV: within ±2 mV; ORP: ±2 mV
Calibration method:
DO mode: Air Span Calibration
pH Mode: PH7, 4 (or 9) standard solution
Salinity correction: With freshwater/seawater switching function
Temperature Compensation: with automatic temperature compensation
Ambient operating temperature: 0～45℃
Power: DC4.5V (3pcs × AAA LR03) auto power-off function (after 30 minutes)
External dimensions: 70 (W) × 36 (H) × 170 (D) mm
Weight: about 290g
