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REGENED <br /> Veeder-Root Sensor Application Guide SEP 3 0 2016 <br /> Interstitial Sensors for Steel Tanks ENVIRONMENTAL HEALTH <br /> The Interstitial Sensor for steel tanks detects the presence of liquid between the double wallsDEWQT <br /> sensor triggers a Sensor Out alarm. <br /> Table 11. Interstitial Sensor for Steel Tanks Features and Console Compatibility <br /> Item Description <br /> Form number 794380-420(16 foot[4.9m]cable);794380-460(30 foot[9.1m]cable) <br /> Operating principle Float switch <br /> Product activation height' 1.59 inches(4.05 cm) <br /> Operating temperature -4 to--140'F(-20 to+60°C) <br /> Dimensions 2.5"(6.4cm)high,1.5"(3.8cm)diameter <br /> Compatible consoles TLS-450/TLS-450PLUS,TLS4/8601 Series,TLS-350 Series,TLS-300 Series <br /> Console Interface TLS-300 Series-No input module required <br /> Module <br /> TLS-350 Series,Interstitial/Liquid Sensor Interface Module,8 sensor input,P/N 329358-001 <br /> TLS-450/TLS-450PLUS-Universal Sensor Module(USM),16 sensor input,P/N 332812-001 <br /> TL54/8601 Series-Universal Sensor Input Output Module(USIOM)(AC ver.),12 sensor input,P/N 333238-001;(AC ver.), <br /> 6 sensor input,P/N 333238-002;(DC ver.),12 sensor input,P/N 333238-003;(DC ver.),6 sensor input,P/N 333238-004 <br /> Maximum number of TLS-300 Series(8) <br /> sensors monitored per <br /> console TLS-350 Series(48) <br /> TLS-450/TLS-450PLUS(32) <br /> TLS4/8601 Series(12) <br /> Compatible fuels See"Sensor Application Matrix"on page 1. <br /> 'For additional third party evaluation data see:http://nwglde.org/evals/veeder_root_m.html <br /> Miscellaneous — <br /> • Riser cap and adapter kit(2") - TF__0 weatherproof <br /> junction box <br /> P/N 312020-928 <br /> • Installation example (see Fig.7) -off <br /> Manhole-- Rigid conduit <br /> (to Console) <br /> 1/2"NPT <br /> cord gaps <br /> Appropriate reducer , ----- --- <br /> with 1/2"NPT <br /> opening for cable <br /> cord grip <br /> i <br /> i <br /> i <br /> Leader cable <br /> i <br /> Riser <br /> Tank <br /> Sensor must rest <br /> on bottom of <br /> interstit at riser <br /> 12 <br />