Transcription
Legend & SymbolsP&IDBambang HNTripatra, 1 Sept 2014
Legend & wdown ValveSDVShutdown ValveEDPEmergency DepressurizeSOVSolenoid ValveESDEmergency ShutdownSPSet PointESDVEmergency Shutdown ValveSRSplit RangeHCVHand Control ValveSSSoft Start/StartIASInstrument Air SupplyTBGTubingMCSMonitoring and Control SystemUAUnit AlarmPSTPump StartVDUVisual Display UnitPSTPPump StopVFDVariable Frequency DriveRResetXVActuated On/Off ValveREVReverse Acting
Legend & SymbolItemDescriptionConnection to Process Mechanical Link orInstrument SupplyPneumatic SignalSoftware or Data LinkElectrical SignalElectromagnetic or High Frequency SignalInstrument TubingHydraulic SignalCapillary
Legend & Symbol
Legend & SymbolPressurePressure GaugePressure TransmitterTemperatureCapillary Temperature Transmitter(with well)Flanged ThermowellBi-Metallic Type (with Well)RTD – Temperature Transmitter(with well)ThermowellTemperature Element(with well)
Legend & SymbolLevel
Legend & SymbolFlowOrifice PlatePositive DispalcementType with Flow TotalizingIndicatorOrifice Plate withQuick ChangeFittingTurbine PrimaryElementFlow SwitchAnnubar ElementSilencerNon Intrusive ElementVentury TypeFlow ElementVariable AreaRestricted OrificeNozzle TypeFlow Element
Legend & SymbolValvesGate ValveNeedle ValveHydraulic/PneumaticActuated ValveBall ValveHand Control ValveThree Way ValveGlobe ValveMotor OperatedValvePressure VacuumRelief ValveCheck ValveControl Valve c/wPositionerPressure Safety ValveButterfly ValveSelf-Acuating ControlValvePlug ValveControl Valve withHand Wheel
Legend & SymbolConnection
Legend & SymbolEquipment
Legend & SymbolEquipmentMOTOR DRIVEN SCREW PUMP
Legend & SymbolEquipmentFLAME ARRESTORBUG SCREEN
Legend & SymbolGeneral
Legend & SymbolSample ConnectionFor liquid sample below 150 F with atm,Boiling temperature above the sampleTemperature for all possible conditionsFor liquid sample below 150 F with atm,Boiling temperature below the sampleTemperature.
Legend & SymbolSample ConnectionFor HC vapor and Fuel GasFor propane liquid.Propane is sampled at liquid
Instrument Identification
Instrument IdentificationFunctional Identifier
Line IdentificationService Code
Line IdentificationService Code
Line IdentificationPiping Class
Line IdentificationPiping Line NumberingLine TypeLow Pressure Process (300# ASME and lower)Off-skid number1000On-skid number100High Pressure Process (600# and higher)2000200Extra High Pressure (API 3000#/5000# / 10000#, 15000#, eqp. trim)3000300LP Flare/Cold Flare/VentHP Flare/VentDrain Open/ClosedFuel & Utility GasesFuel & Utility LiquidUtility Water400050006000700080009000400500600700800900
02.09.2014 · Piping Class. Line Identification Line Type Off-skid number On-skid number Low Pressure Process (300# ASME and lower) 1000 100 High Pressure Process (600# and higher) 2000 200 Extra High Pressure (API 3000#/5000# / 10000#, 15000#, eqp. trim) 3000 300 LP Flare/Cold Flare/Vent 4000 400 HP Flare/Vent 5000 500 Drain Open/Closed 6000 600 Fuel & Utility Gases 7000 700 Fuel &
