High-Range Suspended Solids / Sludge Sensor
HydroMetric high-range suspended-solids sensor is designed for MLSS, TSS and sludge-concentration monitoring in wastewater and industrial water applications. Its optical measurement system supports multiple concentration ranges for low- to very-high-solids processes.
Technical Specifications
| Measuring ranges | 0.01–20,000 mg/L; 0.01–45,000 mg/L; 0.01–120,000 mg/L |
|---|---|
| Measurement accuracy | < ±5% of measured value; dependent on sludge homogeneity |
| Pressure range | ≤0.4 MPa |
| Flow rate | ≤2.5 m/s (8.2 ft/s) |
| Calibration | Sample calibration; slope calibration |
| Main material | SUS316L for fresh water; titanium-alloy option for marine service; POM cover; PUR cable |
| Communication | Modbus RS485 |
| Power | 9–36 VDC sensor/system option; controller configurations also available |
| Measuring temperature | 0–45°C, non-freezing |
| Sensor dimensions | Ø60 × 256 mm |
| Sensor weight | 1.65 kg |
| Sensor protection | IP68 / NEMA 6P |
| Cable | 10 m standard; up to 100 m |
| Cleaning | Optional automatic cleaning brush |
Applications
- Activated-sludge and MLSS monitoring
- Wastewater treatment process control
- Industrial process-water suspended-solids monitoring
- High-solids sludge measurement
- Marine or corrosive-water installations with suitable material selection
Installation & Integration
Choose the range according to expected solids concentration and sludge homogeneity. Position the probe in a representative flow zone and avoid deposits around the optical window. Specify material, cleaning, cable and transmitter requirements when requesting a quote.
Request a Quote
For configuration support, send the expected measuring range, water type, installation conditions, cable length and controller/PLC requirements to sales@waterqualityanalyzer.com.






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