Optical dissolved oxygen meter Dissolved oxygen, temperature, salinity FDO3800 1 piece

Optical type that does not consume oxygen! Measurement items: Dissolved oxygen, temperature, salinity Measurement range: Dissolved oxygen/0-20.0mg/L, Saturated oxygen concentration/0-200% Resolution: Dissolved oxygen/0.01/0.1mg/L (ppm), Saturated oxygen concentration/0.1/1% Repeatability: ±2%rdg or ±0.2mg/L, whichever is greater Cable length: 5m Memory: 500 points Temperature measurement: Measurement range: 0-50℃, Resolution: 0.1℃, Repeatability: ±0.5℃ Functions: Automatic temperature compensation/0-50℃, Automatic atmospheric pressure compensation/60-120kPa, Stable measurement value display, Measurement value auto-lock, Backlight Salinity compensation: automatic/manual Response speed: 90% response within 30 seconds (25℃) Dust and water resistance: IP57 (excluding electrode connection parts) Weight: Approx. 1.4kg Power supply: 3 AA batteries (included for testing) Accessories: DO electrode, salinity electrode, carrying case