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State Water Resources Control Board <br />Home >> Water Issues >> Programs >> Ust >> Leak Prevention >> Lg113 >> Vendors <br />Pagel of 3 <br />UST Programs - LG iia <br />........................................................................................................................................................................I.............. <br />Issue Date: November 22, 1995 <br />Revision Date: June 20, 2008 <br />Veeder-Root <br />TLS -300 Series, TLS -350 Series, TLS -450 Series, EMC Series, EMC Basic, Red Jacket ProMax and ProPlus with <br />Single Stage Hydrostatic Sensor 794380-301, Dual Stage Hydrostatic Sensor 03 <br />INTERSTITIAL DETECTOR (LIQUID -PHASE) <br />Detector: <br />Output type: <br />qualitative <br />Sampling frequency: <br />continuous <br />Operating principle: <br />float switch <br />Test Results: <br />Single Stage Hydrostatic Sensor <br />794380-301 <br />30% by weight <br />calcium chloride in water <br />**50% by weight <br />ethylene glycol in water <br />Product Activation Height (in) <br />1.74 <br />1.5 <br />Response time (min) <br /><1 <br />35.75 <br />Recovery time (min) <br /><1 <br /><1 <br />Dual Stage Hydrostatic Sensor <br />794380-302 ** <br />water <br />high*** low*** <br />Product activation height (in) <br />12.25 1.62 <br />Response time (min) <br /><1 <1 <br />Recovery time (min) <br /><1 <1 <br />http://www.waterboards.ca.gov/water issues/programs/ust/leak—Prevention/lgl13/vendors/veeder root_q.shtml 7/6/2010 <br />r <br />L_J <br />• <br />