Entech Excels in Instrumentation Testing Association
Online Sludge Blanket Level Performance Evaluation
Order the Report from ITA          ITA Report Summary

Location: Blue Plains AWTP - Washington, D.C. 370 mgd average capacity

Test Protocol:

• Field test of four ultrasonic sludge level analyzers.


• Evaluation in real-time process monitoring conditions.


• 15 week test period – side-by-side performance evaluation.


• 4-20 mA signals connected to common data system computer.


• Measurements recorded at 15 minute intervals throughout the test.


• “Sludge Judge” Reference Measurements recorded twice daily.
• Suspended solids meter reference measurements.

Results:

Entech BinMinder 9300

• Excellent correspondence with Reference Measurements – and uniformly with suspended solids meter.


• Uninterrupted service with no “loss of interface” events.


• Accurate and reliable performance even with significant variation in sludge level, blanket solids concentration, influent flow rates and environmental conditions.


• Operated for the entire evaluation period with absolutely no maintenance, calibration, adjustment, sensor cleaning, mounting or hardware repair.

For superior, trouble-free performance in the full range of water and wastewater treatment clarifiers and thickeners, Entech BinMinder 9300™ is the proven solution!