The Go Direct™ Optical Dissolved Oxygen Probe makes it easy to measure dissolved oxygen concentration, water temperature and atmospheric pressure. The probe connects wirelessly via Bluetooth® technology or USB directly to your device.
This item can only be shipped to schools, museums and science centers
The Go Direct™ Optical Dissolved Oxygen Probe combines the power of multiple sensors to measure dissolved oxygen, water temperature and atmospheric pressure. Perfect for the field or for the laboratory or experiments in biology, ecology and environmental science, this waterproof probe uses luminescent technology to provide fast, easy and accurate results and requires no calibration, filling solution, warm-up time or stirring.
Go Direct sensors connect wirelessly via Bluetooth® technology or USB directly to your mobile device, Chromebook or computer using the free Graphical Analysis™ 4 app—no additional equipment or software purchases are necessary. The robust Go Direct rechargeable battery offers long battery life that can be monitored directly from app, providing always ready operation.
Range: 0 to 20 mg/L; 0 to 300% Accuracy: ±0.2 mg/L below 10 mg/L, ±0.4 mg/L above 10 mg/L; ±2% below 100%, ±5% above 100% Response time: 90% of final reading in 40 seconds Temperature compensation: Automatic from 0 to 50 °C Pressure compensation: Automatic from 228 to 1519 mmHg