Hydrolab's 4-Beam Turbidity sensor is compliant with 4B-GLI Method 2 and perfect for profiling or spot-check turbidity measurements.

• 4B-GLI Method 2 compliant
• 4-beam sensor uses standard backscatter, yet has multiple beams/references checking and rechecking accuracy

• Patented technology is immune to ambient light references; therefore, it is perfect for profiling in shallow rivers and streams
• Offers a unique, patented Quick-Cal Cube for calibration verification

Range:
0-1000 NTU
Accuracy:
± (5% of reading + 1 NTU)
Resolution: 
0.1 NTU for 0-100 NTU;
1 NTU for 100 NTU and greater