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Evaluation Results <br /> Note: If the test data can be presented in a more appropriate manner, the evaluator may <br /> select to present the information below in a data table, which can be attached to these <br /> forms. <br /> Table 1. Results of the Evaluation for the Position-Sensitive Sensor 794380-323 <br /> Parameter Water Diesel Fuel Gasoline <br /> Alarm Level (inches) 1.369 1.377 1.444 <br /> Precision - Standard Deviation (inches) 0.0041 0.0035 0.0035 <br /> Detection Time (minute) < 1 < 1 < 1 <br /> Fall Time (minute) < 1 < 1 < 1 <br /> Specificity — This sensor will respond to any liquid after its threshold is exceeded. <br /> This testing included water, diesel fuel and gasoline <br /> Additional Limitations or Considerations - Sensor alarms if it is raised from the bottom <br /> of the containment vessel. <br /> > Safety Disclaimer: This test procedure only addresses the issue of the methods <br /> ability to respond to liquids. It does not test the equipment for safety hazards. <br /> Certification of Results <br /> I certify that the liquid level sensor was tested under conditions according to the <br /> vendor's operating instructions. I also certify that the evaluation was performed using <br /> methods described in the attached Alternative EPA Test Procedures for Liquid level <br /> sensors, and that the results presented above are those obtained during the evaluation. <br /> H. Kendall Wilcox Ph.D., President Ken Wilcox Associates, Inc. <br /> (printed name) " (organization performing evaluation) <br /> Grain Valley, MO 64029 <br /> (signature) (city, state, zip) <br /> April 9.2003 (816) 443-2494 <br /> (date) (phone number) <br /> Liquid Level Sensor- Results Form Page 1 of 1 <br />