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Opening of Bids - Two (2) More or Less Custom Rear Mount Pumpers Spec C - Sentinel Emergency Solutions
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Opening of Bids - Two (2) More or Less Custom Rear Mount Pumpers Spec C - Sentinel Emergency Solutions
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9/14/2020 4:49:49 PM
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Board of Public Works
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Projects
Document Date
9/8/2020
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shall beproperlylabeledand put withineasyreach ofthe operator. <br />GAUGES,VACUUM and PRESSURE <br />The pump vacuum andpressuregauges shall beliquidfilled andmanufacturedbyClass1, <br />Inc. <br />Thereshallbe four(4)pressuregauges 2forcrosslayand 2 to be determinedatprebuild. <br />The gaugesshall be aminimum of4.00" indiameterand shallhave whitefaces with black <br />lettering, with a pressurerange of30.00"-0-600#. <br />Gauge construction shall include a Zytel nylon case with adhesivemounting gasket and <br />threaded retaining nut. <br />The pump pressureandvacuumgauges shall beinstalled adjacenttoeachotheratthe pump <br />operator's control panel. <br />Testport connections shallbe providedat the pump operator'spanel. One shallbeconnected <br />to theintakesideofthe pump, and theother tothedischargemanifoldof the pump. They <br />shall have 0.25 in.standard pipethreadconnections and non-corrosivepolished stainless <br />steelor brassplugs. Theyshall bemarkedwithalabel. <br />YES/NO <br />Thisgaugeshallincludea10-year warrantyagainstleakage,pointer defect,anddefective <br />bourdon tube. <br />PRESSURE GAUGES <br />The individual"line" pressuregauges for thedischarges shall beliquidfilled and <br />manufactured by Class 1. <br />They shall beaminimumof 2.00" in diameter and shall have whitefaces withblack <br />lettering. <br />Gauge construction shall include a Zytel nylon case with adhesivemounting gasket and <br />threaded retaining nut. <br />Gaugesshallhavea pressure rangeof 30"-0-400#. <br />The individualpressure gauge shallbeinstalled asclose totheoutlet controlas practical. <br />Thisgaugeshallincludea10-year warrantyagainstleakage,pointer defect,anddefective <br />YES/NO <br />bourdon tube. <br />WATER LEVEL GAUGE <br />An electricwaterlevel gauge shallbeincorporatedinthe pressurecontrollerthatregisters <br />water levelbymeans of9LEDs. They shall be at1/8levelincrements with atankempty <br />LED. The LEDs shall beabrighttypethatisreadablein sunlightandhavea full 180-degree <br />ofclear viewing. <br />To furtheralertthepump operator, the gauge shall have a warningflash whenthetank <br />volumeisless than 25% and shallhave"Down Chasing LEDs when thetankisalmost <br />empty. <br />The waterlevel gaugeshall alsoincorporatean audible alarm. <br />The levelmeasurement shallbe ascertained by sensing the headpressure of thefluid in the <br />tankorcell. <br />PDF created with pdfFactory Pro trial version www.pdffactory.com <br /> <br />
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