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OCTREGEIVEL <br /> 0 9 2015 <br /> We system Overview3�664Safe <br /> r�nmoololis�r � ,l mummirlo _ r1DQD'rM1Ab{'{' <br /> To Pump Control Relay(TLS) To Smart Sensor/Press Module(TLS) <br /> 2 Field wiring junction box <br /> Vacuum � <br /> control s Liquid float <br /> valve Vac line(1/4"ID <br /> Siphon X Pressure tubing`Typ•) <br /> sensor Reservoir <br /> Pump Vac Sensor Vac Float Module Monitored <br /> (Vac Source) Module (or tank interstice sensor) Interstitial Space <br /> va ensorsftodiagram.eps <br /> Figure 2 Vacuum Sensor System Functional Diagram <br /> Figure 3 illustrates the components of a Vac Sensor/Float assembly.Note:The Vac Sensor monitoring the tank <br /> interstice doesnot require a Vac Float-it is connected to the tank interstice sensor wiring in the junction box <br /> ------ , Front of housing <br /> I _ <br /> Vac Sensor <br /> 0 _ Barbed tee <br /> (STP SIPHON port) <br /> LI <br /> Jf <br /> Cable connector(TLS port) ,4 Tapered bushing/nut <br /> Cable pair to Barbed elbow(VAC TEST port) <br /> Junction box (Vent port <br /> 3-way bail valve <br /> Valve handle shown in <br /> Barbed elbow ' " .operating position(down) <br /> To vent monitored interstice <br /> rotate handle up <br /> Tapered bushing/nut <br /> tTubing connects to interstitial <br /> Vac Float space being monitored <br /> Figure& Example Vac Sensor and Float Component Assembly <br /> 3 <br />