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California Edition: August, 1996 <br />Tidel Engineering <br />EMS -3500 <br />Liquid Discriminatory Probes Part 301-0635 <br />LIQUID -PHASE INTERSTITIAL. DETECTOR <br />Detector: <br />Output type: qualitative <br />Sampling frequency: continuous <br />Operating principle: electrical conductivity / hydrocarbon sensitive polymer <br />Test Results*: <br />Manufacturers Specifications: NONE <br />Comments: <br />The test procedures used were those in Camegie Mellon Research Institute's "Test Procedures for Third <br />Party Evaluation of Leak Detection Methods: Point Sensor Liquid Contact Leak Detection Systems": Final <br />Report - November 11. 1991. <br />Tidel Engineering Evaluator. Carnegie Mellon Research Institute <br />2615 East Belt Line Road— <br />Carrollton, TX 75006 <br />Tel: (800) 678-7577 Date of Evaluation: 01/29/93 <br />172 <br />Appearange on this list is not to be construed as an endorsement by any regulatory agency nor is A any guarantee of the performance of the <br />method or equipment. <br />Commercial <br />Gasoline <br />Water. <br />Accuracy (%) <br />100 <br />100 <br />Response time (min) <br />3.59 <br />0.96 <br />Recovery time (min) <br />13.18 <br /><1 <br />Product activation height (cm) <br />1.76 <br />0.49 <br />Lower detection limit <br />4.19 <br />1.52 <br />* at a flow rate of 0.04 gal/hr in a 2.54 cm diameter test chamber <br />Specificity Results: <br />Activated: diesel fuel (at liquid height of 1.78 cm), synthetic fuel (at 2.30 cm), home heating oil #2 (at 2.30 cm). <br />Manufacturers Specifications: NONE <br />Comments: <br />The test procedures used were those in Camegie Mellon Research Institute's "Test Procedures for Third <br />Party Evaluation of Leak Detection Methods: Point Sensor Liquid Contact Leak Detection Systems": Final <br />Report - November 11. 1991. <br />Tidel Engineering Evaluator. Carnegie Mellon Research Institute <br />2615 East Belt Line Road— <br />Carrollton, TX 75006 <br />Tel: (800) 678-7577 Date of Evaluation: 01/29/93 <br />172 <br />Appearange on this list is not to be construed as an endorsement by any regulatory agency nor is A any guarantee of the performance of the <br />method or equipment. <br />