AlpHa Measurement Solutions |
Turbidity in Pool & Spa

Turbidity monitoring is essential in pools and spas to ensure clear, safe water for users and to comply with public health regulations. Cloudy or hazy water can indicate filtration failure, chemical imbalance, or organic contamination that can pose both aesthetic and safety risks.

AlpHa’s TU90 turbidity sensor features a rugged optical system designed with the following features:

• Precision 90° laser-based scattering method compliant with ISO 7027
• Wide NTU range options (0 – 100, 0 – 1500, and 0 – 5000 NTU)
• Industry-leading low-range accuracy with ± 1% error in the 0 – 100 NTU range
• Built-in temperature compensation
• Custom OEM sonde and stand-alone configurations including optional programmable wiper