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ISD Flow Meter Installation Guide Installation Steps-Vacuum Assist System Above Shear Valve <br /> Base of dispenser cabinet <br /> Vapor return line from vacuum motor <br /> outlet(assist)or hose manifold(balanced) <br /> 1"NPT ��Mating fitting(customer supplied) <br /> threaded pipe I I <br /> 5/16 x 3/4" I /1-11.5"NPT x2"steel nipple <br /> hex bolts w/\ <br /> lock washers(typ.) cV <br /> -- V Flange with 1"NPT threaded inlet(typ.) <br /> m m <br /> INLET I Junction box <br /> OR — /Inlet Filter <br /> — (customer <br /> LTi <br /> ISD Vapor supped) <br /> It— 6" �I / <br /> Flow Meter U Cable <br /> 4- (Approx.) u <br /> I <br /> Cord grip <br /> OR —_ Outlet O-ring <br /> Seal off <br /> OUTLET ^ ~T ^ ^ (customer <br /> End view <br /> dL db dL supplied) <br /> 1-11.5"NPT x 2"steel nipple <br /> Install with arrow 1-1, <br /> \ <br /> stamped in end / � Mating fitting(customer supplied) I <br /> pointing down — -— -—-— <br /> Threaded pipe outlet option Conduit to <br /> (see inlet detail above) ® I TLS Console <br /> --——————————————— <br /> — <br /> Top of Vapor return line shear <br /> edestalisland _________________ ______ <br /> valve installed as per <br /> 0— Qo x ——————————————--————— — —local code requirements-------� x p� <br /> p o /, <br /> - -- ® -------------------� <br /> 0 ll� V vl————— A test port is required for <br /> )0 LJO I introducing liquid during DDQO <br /> O O TP-201.4 dynamic Vapor return to tank OU a20 <br /> a <br /> Do 0 <br /> Figure 1. Example Vapor Flow Meter IristaHation Above Shear Valve <br /> — Black <br /> To <br /> Smart Sensor i Seal-off i i From <br /> Interface Module i i ISO Flow Meter <br /> + White <br /> 1/2"rigid rJ <br /> conduit <br /> Epoxy sealed connections in a <br /> weatherproof junction box <br /> Figure 2 Field wiring Vapor Flow Meter-Observe Polarity <br /> 5 <br />