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� b <br /> California Edition:June 1999 <br /> Veeder-Root <br /> TLS-350 Series,TLS-300/300i <br /> Discriminating Dispenser Pan Sensor(794380-322) and Discriminating Containment Sump <br /> - Sensor (794380-352) <br /> LIQUID-PHASE INTERSTITIAL DETECTOR <br /> Detector: <br /> Output type: qualitative <br /> Sampling frequency: continuous <br /> Operating principle: product permeable, reed switch/float <br /> Test Results: polymer strip float switches <br /> Discriminating Containment Sump unleaded water <br /> Sensor gasoline diesel low high <br /> Accuracy(%) 100 100 _ 100 100 <br /> Response time(min) —10 2-12 hrs <1 sec <1 sec <br /> Recovery time(min) 17.2 17.2 <1 sec <1 sec <br /> Lower detection limit-height(cm) N/D N/D 3.48 31.2 <br /> Lower detection limit-thickness(cm) 0.0127 0.0127 N/A N/A <br /> - Discriminating Dispenser Pan polymer strip float switches <br /> Sensor unleaded water <br /> gasoline diesel low high <br /> Accuracy(%) 100 100 100 100 <br /> Response time(min) —10 2-12 hrs <1 sec <1 sec <br /> Recovery time(min) 17.2 17.2 <1 sec <1 sec <br /> Lower detection limit-height(cm) N/D N/D 3.43 19.4 <br /> Lower detection limit-thickness(cm) 0.0127 0.0127 N/A N/A <br /> Specificity Results: <br /> Activated: commercial gasoline,synthetic gasoline,diesel fuel,jet-A fuel,n-hexane,toluene,xylene(s), water <br /> Not activated:polymer strip sensor did not respond to water <br /> Comments: <br /> EPA and many states require detection of 1/8 inch(0.32 cm)of product for groundwater monitoring. <br /> Test procedures were modified by evaluator using EPA's "Standard Test Procedure for Evaluation Leak <br /> Detection Methods: Liquid-Phase Out-of-tank Liquid Product Detectors". <br /> Veeder-Root Evaluator: Ken Wilcox Associates <br /> 125 Powder Forest Dr. Tel: (816) 795-7997 <br /> Simsbury, CT 06070-2003 <br /> Tel: (860) 651-2700 Dates of Evaluation: 01/02/95, 06/23/97, 04/20/98 <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 the <br /> method or equipment. Equipment should be installed and operated in accordance with all applicable laws and regulations. <br /> 321 <br />