MISCELLANEOUS SYMBOLS: VALVE ACTUATORS

1 INSTRUMENT SYMBOLS: TEMPERATURE ELEMENT (WITH WELL)MEASURING ELEMENTS:VARIABLE AREA FLOW METER (ROTAMETER)FLOW INDICATOR VALVED(ROTAMETER WITH ATTACHED VALVE )FLOW ORIFICEINLINE FLOW INSTRUMENTPRIMARY ELEMENT ORANNUNCIATOR CABINET ORINSTRUMENT MOUNTEDINSTRUMENT MOUNTED ATHARDWARE INTERLOCKAN AUXILIARY LOCATIONON BACK OF PANELPANEL MOUNTED INSTRUMENTLOCALLY MOUNTED INSTRUMENTRELAYCOMPUTER INPUT / OUTPUTSTATUS LIGHT, BEACONW = WHITE, R = RED, G = GREENPOWER RELAYSOFTWARE INTERLOCKRECORDERORIFICE,RESTRICTIONLIGH TINDICATEGLASSELEMENTALARMPASSIVEFUNCTIO NREADOUT ORINSTRUMENT SYMBOL LETTER IDENTIFICATION TABLESAFETYSPEEDSPOSITIONEVENT, STATEOR PRESENCETROUBLEWEIGHT FACTORWEIGHT ORFORCE (STRAIN)MULTIVARIABLETEMPERATUREGRAVITYS PECIFICZYXWFUWVTSGFAILURESTATUSRADIATION VACUUMPRESSURE,LEVELTIMEPOWERCURRENTHAND (MANUALLYINITIATED)RQPOLKJIHGTOTALIZEFLO WVOLTAGEDENSITYANALYSISVARIABLEINITIATIN GMEASURED ORFEDCASYMBOLDIFFERENTIALMODIFIERFIRST LETTERSWITCHACTUATORCONVERTRELAY,COMPUTE ,FAILUREVALVETRANSMITLOWHIGHFUNCTIONCONT ROLSUCCEEDING LETTERSOUTPUTMODIFIERDCS SHARED DISPLAYNOT NORMALLY ACCESSIBLEDCS MONITORING FUNCTIONACCESSIBLE IN AUXILLARYLOCATION (PANEL HMI)DCS CONTROL OR MONITORINGFUNCTION ACCESSIBLE TO THEOPERATORSOLENOID3-WAY SOLENOID4-WAY SOLENOID4-WAY DUALSOLENOIDAIR OPERATEDMOTOR OPERATEDHAND OPERATED ORHANDWHEELDIAPHRAGM OPERATEDPNEUMATIC PISTONPNEUMATIC PISTONVALVE ACTUATORS .

2 (SINGLE ACTING)(DOUBLE ACTING)MOTOR OPERATED VALVEW/ MANUAL OVER-RIDEREGULATOR WITHEXTERNAL PRESSURE TAPREGULATOR (SELF CONTAINED)PRESSURE REDUCINGPRESSURE REDUCINGREGULATOR WITHEXTERNAL PRESSURE TAPBACK PRESSURE REDUCINGINLINE PRESSURE OR3- VALVE INSTRUMENTMANIFOLDRADIATION SENSING ELEMENTVIDEO CAMERARUPTURE DISK (PRESSURE RELIEF)ALARM HORNBELL (ALARM) MISCELLANEOUS SYMBOLS: DIAPHRAGM SEALMAGNETIC FLOW METERAIRSETVORTEX METERCCTV CAMERATEMPERATURE SENSINGELEMENTLEVEL ELEMENT / LEAK DETECTIONELEMENTTURBINE OR PROPELLER FLOW METERINLINE RADIATION ELEMENTRADAR LEVEL SENSORTAGZSODESCRIPTIONI / O TYPEOPEN LIMIT SWITCHDIZSCCLOSE LIMIT SWITCHDIZIOLIMIT SWITCH INDICATION OPENSDIZICLIMIT SWITCH INDICATION CLOSESDIZAVALVE STATUSSOFTXYSOLENOID VALVE /POSITIONERDO/AOZTPOSITION TRANSMITTERAI (SAFETY)ZIPOSITION INDICATIONSOFTXVON-OFF VALVEN/AHISVALVE SWITCHSOFTLEVEL GAGE GLASS, FLOAT,MAGNETIC, DISPLACEMENT ORDIFFERENTIAL-PRESSURE TYPELEVEL INSTRUMENTSXX - INDICATES THE TYPECONDUCTIVITYVIBRATIONWELLMOISTUREMPI TOT OR PITOT- VENTURI TUBEAVERAGING PITOT TUBE FLOW METERXX - METER TYPEXXDIRECT CONNECTEDWITH DIAPHRAGM SEAL, PIPED(INACCESSIBLE)NOTE 1, 3 DETAIL 1A: ON / OFF PNEUMATIC ACTUATED,DCS / PLC CONTROLDETAIL 1B.

3 THREE - WAY PNEUMATIC ACTUATED,DCS / PLC CONTROLNOTE 1 NOTE 1 OPENCLOSETRAVELFAULTNOTE 2(WHEREAPPLICABLE)XXVALVE FAIL ACTION AS PER P&IDNOTE 1, 3 NOTE 1 OPENCLOSETRAVELFAULTVALVE FAIL ACTION AS PER P&IDXXVENTVENTPRESSURE OR VACUUMRELIEF (ANGLE PATTERN)FLOW METERPRESSURE SENSORPRESSURE SENSORVACUUM RELIEFDETAIL 1C: MODULATINGPNEUMATIC ACTUATED,DCS / PLC CONTROLNOTES 1, 3, 5 IAW/ POSITIONERDIAPHRAGM OPERATEDIAGENERIC FLOW METERCONTROLLER (YYC FOR DCSPLC FOR PLC)SYMBOLVALVE FAIL POSITIONSDESCRIPTIONFOFAIL OPENFCFAIL CLOSEDFLFAIL LASTIAIAREGULATOR (SELF CONTAINED)BACK PRESSUREVALVE FAIL ACTIONAS PER P&IDWHERE X = PROCESS VARIABLE(F = FLOW, P = PRESSURE, ETC.)DETAIL 1D: ON/OFF PNEUMATIC ACTUATEDDCS / PLC CONTROL WITH POSITIONTRANSMITTER AND SAFETY SOLENOIDSYSAFETY SOLENOID (AS REQUIRED)DO (SAFETY)DETAIL 1E: ON/OFF PNEUMATIC ACTUATED DCS / PLCCONTROL WITH POSITION TRANSMITTER FOR SAFETY INTERLOCKNOTE 1, 3 OPENCLOSETRAVELFAULTVALVE FAIL ACTIONAS PER P&IDPNEUMATIC PISTONWITH HANDWHEELDIAPHRAGM OPERATEDWITH HANDWHEELI ORF O (R) CONVENTIONALRELIEF VALVEWITH DETAILS:IINLET SIZEORF ORFICE SIZEOOUTLET SIZE(R)RELIEF CONDITIONNOMENCLATURE.

4 F = FIREB = BLOCKED OUTLETC = CONTROL FAILUREP = PROCESSM = MECHANICAL FAILURET = THERMAL EXPANSIONR = REVERSE FLOWH-16-000001 IAPNEUMATIC piston (SINGLE ACTING) W/POSITIONERNOTE 1 NOTE 2(WHEREAPPLICABLE)ZYPOSITION INDICATION (AS REQUIRED)AIIASAFETYINTERLOCKNOTE 2(WHEREAPPLICABLE)OPENCLOSETRAVELFAULTVA LVE FAIL ACTIONAS PER P&IDIASAFETYINTERLOCKNOTE 2(WHEREAPPLICABLE)VENTNOTE 4 NOTE 1, 3 CORIOLIS FLOW METERURS ENERGY & CONSTRUCTION Inc. - an AECOM Company1. LOOP NUMBERS FOR TAGS ARE TAKEN FROM THE VALVE TAG, AS SHOWN ON EACH P&ID THATREFERENCES THIS INTERLOCK NUMBER AND PROPER SYMBOL (DCS OR PLC) WILL BE SHOWN ON PROCESS P& FOR VALVES LOCATED IN PITS WITH EXTENDED VALVE STEMS / ACTUATORS , LIMIT SWITCH ANDPOSITIONER WILL BE LOCATED OUTSIDE THE SAFETY SOLENOID VALVE (SY) IS TO TRIP THE VALVE TO ITS FAILURE REMOTELY MAINTAINABLE MODULATING CONTROL VALVES WILL UTILIZE A PNEUMATIC piston ACTUATOR TYPE (SINGLE ACTING, DOUBLE ACTING, ETC.)

5 AND SOLENOID TYPE (3-WAY, 4-WAY,ETC.) WILL BE SPECIFIED ON THE INDIVIDUAL VALVE FOR COMPLETE CONTROLS AND STATUS INDICATIONS OF MOTORS, CONTROL STATIONS, ANDVFDS, SEE I/O LIST DOCUMENT EVERY SAFETY PLC ANALOG INPUT SIGNAL IS ALSO WIRED VIA A SIGNAL SPLITTER TO ANANALOG INPUT IN THE DCS FOR MONITORING AND :FLOW NOZZLEPILOT OPERATED RELIEFVALVEULTRASONIC FLOW METERNOTE 6 NOTE 6 NOTE 6 NOTE 6 NOTE 6IN-PROGRESS TO SUPPORT60% DESIGN REVIEWNOT FOR CONSTRUCTION