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Calitomia Edition:September 1997 <br /> Veeder-Root <br /> TLS-350/350 PC /350R/350RPC <br /> Dispenser Pan Sensor(794380-320) and Containment Sump Sensor(794380-350) <br /> LIQUID-PHASE INTERSTITIAL DETECTOR <br /> Detector: <br /> Output type: qualitative <br /> Sampling frequency: continuous <br /> Operating principle: electrical conductivity/ultrasonic <br /> Test Results: <br /> unleaded <br /> gasoline water <br /> low high <br /> Accuracy (%) 100 100 100 <br /> Response time (min) 6.59 4.60 5.00 <br /> Recovery time (min) 17.17 <1 <1 <br /> Product activation height(cm) 3.40 2.45 20.3 <br /> At a flow rate of 0.17 gal/hr in a 6.0 cm diameter test chamber. <br /> Specificity Results: <br /> Activated: diesel fuel (at liquid height of 4.75 cm), synthetic fuel (at 2.58 cm), heating oil #2 <br /> (at 4.67 cm). <br /> Comments: <br /> EPA and many states require detection of 1/8 inch (0.32 cm) of product for groundwater monitoring. <br /> Test procedures used were Carnegie Mellon Research Institute's"Test Procedures for Third Party <br /> Evaluation of Leak Detection Methods: Point Sensor Liquid Contact Leak Detection Systems": <br /> Final Report- November 11, 1991. <br /> Detector is reusable. <br /> Veeder-Root Evaluator: Carnegie Mellon Research Institute <br /> 125 Powder Forest Dr. Tel: (412)268-3495 <br /> Simsbury, CT 06070-2003 <br /> Tel: (203) 651-2700 Date of Evaluation: 05/26/93 <br /> 294 <br /> Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of <br /> the method or equipment. Equipment should be installed and operated in accordance with all applicable laws and regulations. <br />