The YSI 6920 V2-2 sonde is an economical water quality logging system, ideal for long-term in situ monitoring and profiling. Real-time turbidity monitoring, dissolved oxygen monitoring, algae monitoring, and more.
Specifications:
Medium | Fresh, sea or polluted water |
Operating Temperature | -5 to +50°C |
Diameter | 3.5 in, 8.9 cm |
Length, no depth | 19.6 in, 49.8 cm |
Length, with depth | 21.6 in, 54.9 cm |
Weight | 7 lbs, 3.18 kg (batteries installed, with depth) |
Internal Power | 8 C-size alkaline batteries |
Sensor Specifications:
Sensor | Range | Resolution | Accuracy |
ROX™ Optical Dissolved Oxygen• % Saturation | 0 to 500% | 0.1% | 0 to 200%: ±1% of reading or 1% air saturation, whichever is greater; 200 to 500%: ±15% of reading |
ROX™ Optical Dissolved Oxygen• mg/L | 0 to 50 mg/L | 0.01 mg/L | 0 to 20 mg/L: ± 0.1 mg/L or 1% of reading, whichever is greater; 20 to 50 mg/L: ±15% of reading |
Conductivity•• 6560 Sensor‡ | 0 to 100 mS/cm | 0.001 to 0.1 mS/cm (range dependent) | ±0.5% of reading + 0.001 mS/cm |
Salinity | 0 to 70 ppt | 0.01 ppt | ±1% of reading or 0.1 ppt, whichever is greater |
pH 6561 Sensor | 0 to 14 units | 0.01 unit | ±0.2 unit |