DO-66 Dissolved Oxygen Meter DO pen type Digital Dissolved Oxygen

DO-66 Dissolved Oxygen Meter DO pen type Digital Dissolved Oxygen Tester for Aquarium Aquaculture - SKU 2.002.0923 - DO-66 Product Description: The DO-66 type pen type intelligent Dissolved Oxygen Analyzer (hereinafter referred to as the instrument) is designed to facilitate the user to carry the operation on the spot. The instrument can be divided into two parts: the sensor and electronic unit. The sensor adopts thin film dissolved oxygen electrode. The electronic unit is an integrated operational amplifier + microcomputer chip with automatic temperature compensation function. Technical parameters: 1.Measurement range: DO: 0~199.9%; 0~16.50mg/L Temperature :0~50℃; 32~122℉ 2.Resolution: DO: 0.1%; 0.01mg/L Temperature :0.1℃; 32.18℉ 3.Accuracy: DO: ±1.5% F.S Temperature :±1℃;±33.8℉ 4.Residual current: No more than 0.15mg/L 5.Response time: No more than 15 seconds 6.Temperature compensation: 0℃~50℃ 7.Power supply: 2 *AAA batteries (not included) 8.Working temperature: 0℃~50℃ 9.Dimensions: 207*32*36mm 10.Weight: 85g (No batteries included) Operation : 1. Installing batteries. 2. Connect the DO electrode to the corresponding input. 3.Press ON/OFF key to turn on the machine, take off the electrode protector and insert the electrode into the solution to be tested. 4. Press [% and mg / L] key for % and mg/L display conversion. 5. The dissolved oxygen concentration of the solution (mg/L or %) can only be read after the display of the instrument is stable. 6. Press the ‘°C/°F’ key to switch between Celsius and Fahrenheit. 7. Press the ON/OFF key to turn off the power.