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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 lone from vacuum motor <br /> outlet(assist)or hose manifold(balanced) <br /> 1"NPT f-1-1—Mating fitting(customer supplied) <br /> threaded pipe I I <br /> 5/16 x 3/4" I /1-11.5"NPT x 2"steel nipple <br /> hex bolts w/\ I <br /> lock washers(typ.) -- Flange with 1"NPT threaded inlet(typ.) <br /> m m I <br /> INLET I Junction box <br /> OR — ( /Inlet Filter <br /> I <br /> ISD Vapor I.- s"�I / I <br /> Flow Meter <br /> Cable <br /> 8. <br /> Corg <br /> ripd I <br /> � I <br /> —-— OR —- Outlet O-ring <br /> --- m Seal oft <br /> OUTLET —^ ^ ^ ^ (cstome <br /> supplied) <br /> End view <br /> Install with arrow I \ 11.5"NPT x 2"steel nipple <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 /> I <br /> Topa I ® V return line shear <br /> pedestal island — valve installed as per ——————-I <br /> -- <br /> Q—4 o� x I ——local code requirements. — <br /> 3) 0 --ol-------------------- ® ––––––––––––– I �1 <br /> Q � V vl--——— Atestportisrequxredfor <br /> -- -- ------------------- <br /> O x0 �'4 I introducing liquid during `� I p / <br /> p O� I T c20t�dynaure � Vapor return to tankI/O 6 <br /> 0 0 00 , I �Onx�l <br /> �a x cZ <br /> Figure 1. Example Vapor Flow Meter Installation Above Shear Valve <br /> Black <br /> To r r i • <br /> Smart Sensor i i Seal-off i i From <br /> Interface Module I I ISD Flow Meter <br /> r i + • While <br /> � <br /> 1/21'rigid f y <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 />