Gas Appliance Pressure Regulators and Line Pressure Regulators FRS 7../6 Series FRS 5... Series
Transcript of Gas Appliance Pressure Regulators and Line Pressure Regulators FRS 7../6 Series FRS 5... Series
Gas Appliance Pressure Regulators and Line Pressure Regulators
FRS 7../6 SeriesFRS 5... Series
CSA Certified•ANSIZ21.18•CSA6.3asaGasAppliancePressureRegulator•ANSI Z21.80 • CSA 6.22 (FRS/6seriesonly)asa5PSIClassI
LinePressureRegulator•File#1205910
NPT Threaded Versions•FRS705/6(1/2”NPT)•FRS707/6(3/4”NPT)•FRS710/6(1”NPT)•FRS712/6(11/4”NPT)•FRS715/6(11/2”NPT)•FRS720/6(2”NPT)•FRS725/6(21/2”NPT)•FRS730/6(3”NPT)
ISO Flanged Versions•FRS5040(11/2”)•FRS5050(2”)•FRS5065(21/2”)•FRS5080(3”)•FRS5100(4”)•FRS5125(5”)•FRS5150(6”)
Commonwealth of Massachusetts Approved Product•ApprovalcodeG1-1107-35•Gaspressureregulator
Codes and Standards:Thisproductisintendedforinstallationscovered by but not imited to NFPA37,NFPA86,NFPA54,CSD-1,UL795,ANSIZ83.4,ANSIZ83.18,ANSIZ21.13,orCSAB149.3.
DUNGS is an ISO 9001 manufacturing facility.
FRSS
alesbroch
ure•P/N
244
909
•Ed.01/09
DescriptionTheFRS7../6Threaded&FRS5...Flang-edpressureregulators,arespring-loadedpressure regulators with an adjustablesetpoint.Bothfeatureaninternalsensorforregulatingoutputpressure.- FRS7../6Inputpressuresupto10PSI
(Seespecificationsformoredetails)- FRS5...FlangedInputpressuresup
to7PSI- Highflowrate- Sturdy,preciseandsensitiveregula-
tionofregulatoroutputpressure- Inlet pressure compensation dia-
phragms- NPT1/2”toNPT3”threadconnec-
tions(FRS7../6)- DN40toDN150flangedconnections
(FRS5...Flanged)
- Lock-up type regulator (seepage2and3fordetails).
-Factoryinstalledventlimiter.Reviewapplicablecodesforventlinerequire-ments.
ApplicationTheFRSseriesgaspressureregulatorsarerecommendedforindustrialandcommercialheatingapplicationsandaresuitablefornaturalgas,propane,butane,airandinertgases.TheFRSdoesnotcontainanynon-ferrousmet-alsandissuitableforgasescontainingnomorethan0.1%byvolume,dryH2S.
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Specifications
Bodysize(FRS7../6threadedseries)pipesize(TypeNPT)
Bodysize(FRS5...flangedseries)pipesize(TypeISOweldedflange)
Max.inletoperatingpressure FRS7../6
Max.inletoperatingpressure FRS5...FlangedInputpressurerangeforoptimalcontrol FRS7../6 FRS5...FlangedMax.bodypressure FRS7../6 FRS5...FlangedOutputpressurerangeMaterialsincontactwithgas
Ambienttemperature FRS7../6
Ambienttemperature FRS5...FlangedInstallationpositionVentlineconnection/ventlimiter
TurndownHysteresisandDroop
Lock-upRating
705/6 707/6 710/6 712/6 715/6 720/6 725/6 730/61/2“ 3/4“ 1“ 11/4“ 11/2“ 2“ 21/2“ 3“
5040 5050 5065 5080 5100 5125 51501-1/2“ 2“ 2-1/2“ 3“ 4“ 5“ 6“ConnectionflangeasperDIN2501Part1:FitspreweldflangesasperDIN2633(PN16)DN40toDN150,perISO7085-1(PN16),orperISO7005-2(PN16)10PSI(700mbar)atambient+5to+160°Fandoutlet4-80“WC.5PSI(350mbar)appliestoCSACertification.
7PSI(500mbar)+5°Fto+150°F(-15°Cto+70°C)5PSI(350mbar)appliestoCSACertification
2in.W.C.to200in.W.C.(5mbarto500mbar)2in.W.C.to200in.W.C.(5mbarto500mbar)
15PSI(1000mbar)10PSI(700mbar)1in.W.C.to80in.W.C.(2.5mbarto200mbar).Seespringselectionbelow.Housing: Aluminum,steel(freeofnon-ferrousmetals)Sealsanddiaphragms: NBR-basedrubber+5°Fto+160°Fforupto10PSIforregulatingbehavior(+/-10%ofsetpoint).-40°Fto+160°Fforupto5PSI:Diaphragmsaresuitableforthelowtempera-ture,buttheremaybeoutofrangeregulatingbehavior.CSACertifiedfor-40°Fto+160°Fforupto5PSI.
+5°Fto+150°Fforupto7PSI(-15°Cto+70°C)RegulatordomefromverticallyuprighttolyinghorizontallyVentlineconnectionisG1/4“forFRS‘supto1“NPT,anditisG1/2“forFRS‘s11/4to3“NPT.TheFRS/6alsohasafactoryinstalledventlimiter,whichlimitstheescapeofgastolessthan0.5CFHincaseatmosphericdiaphragmruptures.Noventingisrequiredwhenacceptedbytheauthorityhavingjurisdiction.Ratedfor20:1Hysteresis/repeatabilityislessthan10%forupto7PSIinlet.Averagedroopat20:1turndownis10%forupto7PSI.TheFRSmeetstheANSIZ.21.80/CSA6.22asClassI,whichallowslockuprating•notmorethan150%or5in.W.C,whicheverisgreater.TheFRSmeetsEN88asSG30,whichallowslock-upashighas+30%ofthe•outletpressure.SeeLock-uppressureparametersonpage3formoredetails.•
FRS Spring-loadedpressureregulatorwithadjustablesetpointspring.Internalsensorforregulatingoutputpres-sure.
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Outlet Pressure Spring Selection (outlet pressure values are for horizontal pipe mounting)Theoutputpressureiscontrolledbytheforceoftheadjustablespring.ThepressureregulatorissuppliedwiththebluespringNo.4.Byexchangingsprings,otheroutputpressurescanbeattained.Subtract1”W.C.whenmountedvertically.
Spring Range (W.C.)Spring color
FRS 705/6FRS 707/6FRS 710/6FRS 712/6, 715/6, 5040FRS 720/6 & 5050FRS 725/6, 730/6, 5065, 5080FRS 5100FRS 5125FRS 5150
24to40black
229-824229-839229-848229-871
229-880229-889
229-898229-907229-915
2.8to8orange
229-820229-835229-844229-853
229-876229-885
229-894229-903229-911
2to5white
229-818229-834229-843229-852
229-875229-884
229-893229-902229-910
1to3.6brownNotCSA229-817229-833229-842229-851
229-874229-883
229-892229-901229-909
12to28yellow
229-823229-838229-847229-870
229-879229-888
229-897229-906229-914
4to12bluestandard
229-821229-836229-845229-854
229-877229-886
229-895229-904229-912
10to22red
229-822229-837229-846229-869
229-878229-887
229-896229-905229-913
40to60pink
229-825229-840229-849229-872
229-881229-890 229-899229-908229-916
60to80greyNotCSA229-826229-841229-850229-873
229-882229-891 229-900243-416243-417
PerANSIZ21.80,lock-upisdefinedasanoutletpressurenotmorethan150%or5in.W.C,whicheverisgreater,abovethesetpointafteradownstreamsafetyshutoffvalvecloseswith2seconds,andthetwofollowingconditionsexists:1)outletpressureissettothehighestsetpointofthespring,
and2)theregulatorissettomaximumcapacityorflowatwhich
the regulatorwillcontrol lockuppressurewithin theac-ceptablelimits.
Thismeansthatinagivenapplication,alockupgreaterthan150%or5in.W.Ccouldoccur,dependingouttheinletpres-sure,theoutletpressureoftheregulator,theflowrateoftheregulator,andthepipevolumedownstreamtheregulatorandupstreamthesafetyshutoffvalve.
PerEN88,lock-upis+30%oftheoutletpressuresettingafter downstream shutoff valve slowly closeswithin 30seconds.Therefore,inagivenapplication,alockupgreaterthan+30%or5 in.W.Ccouldoccur,dependingout theinletpressure,theoutletpressureoftheregulator,theflowrateoftheregulator,andthepipevolumedownstreamtheregulatorandupstreamthesafetyshutoffvalve.
If inagivenapplicationtheLock-uppressure istoohigh,imployingoneormoreofthefollowingshouldreducethelock-uppressure:
1)increasethesizeoftheregulator.2)increasethepipevolumedownstreamtheregulatorand
upstreamthesafetyshutoffvalve.3)decreasetheinletpressure.4)decreasetheouletpressure.5)reducetheflowrate.
Lock-up Rating Parameters
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Pressure Taps - FRS 7../6 Threaded Version
1Vent/breatherconnection FRS705/6-FRS710/6,G1/4in. FRS712/6-FRS730/6,G1/2in.
2Externalfeedbackpressureconnection FRS705/6-FRS710/6,G1/4in.-oneside. FRS712/6-FRS730/6,G1/4in.-bothsides.
3Upstreampressureconnection FRS705/6-FRS710/6,1/4in.NPT-oneside. FRS705/6-FRS710/6,G1/4in.-oneside. FRS712/6-FRS730/6,1/4in.NPT-bothsides.
4Downstreampressureconnection FRS705/6-FRS710/6,1/4in.NPT-oneside. FRS712/6-FRS730/61/4in.NPT-bothsides.
Pressure Taps - FRS 5... Flanged Version
FRS Flanged1Vent/breatherconnection FRS5040-FRS5150,G1/2in.
2Externalfeedbackpressureconnection FRS5040-FRS5150,bothsidesG1/4in. Seecautionbelow.
3Upstreampressureconnection FRS5040-FRS5150,bothsidesG1/4in.
TheFRSalsohasafactoryinstalled,whichlimitstheescapeofgastolessthan0.5CFHincaseatmosphericdiaphragmruptures.Noventingisrequiredwhenacceptedbytheauthorityhavingjurisdiction.Checkapplicablecodesforrequirements.
AllFRSregulatorsalsoincorporateafactoryinstalledventlimterthatlimitstheescapeofgastotheambienttolessthan0.5ft3/hrincaseofdiaphragmfailure.
Whenusingexternalfeebackpressureconnection,theinternalfeedbacktubemustbesealedwithRTV.
FRS Flange AccessoriesSize Weld neck part # # of bolts/connection Bolt size **Bolt part # ***Seal part #
DN ISO 40 227-137 4 M16x55 135-940 100-164DN ISO 50 227-138 4 M16x55 135-940 030-221DN ISO 65 227-139 4 M16x65 135-930 099-408DN ISO 80 227-140 8 M16x65 135-930 030-254DN ISO 100 227-141 8 M16x65 135-930 030-304DN ISO 125 227-142 8 M16x75 148-830 030-312DN ISO 150 227-143 8 M20x80 135-950 030-403DN 65 to 2 1/2"NPT 243-690 4 M16x65 135-930 099-408DN 80 to 3"NPT 243-219 8 M16x65 135-930 030-254* When a control is used alone, one mating flange is needed for each end, for a total of two flanges. When one control is bolted to another, such as
an FRS to a DMV dual modular safety valve, one mating flange is needed for each end, for a total of two flanges.** Includes one bolt, one lock washer, and one nut.*** One seal needed for each flange.
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FRS 7../6 Dimensions inch (mm)
Pressuremax.
[PSI]
see specificationonpage2.see specificationonpage2.see specificationonpage2.see specificationonpage2.see specificationonpage2.see specificationonpage2.see specificationonpage2.see specificationonpage2.
FRS 7../6Type
FRS705/6
FRS707/6
FRS710/6
FRS712/6
FRS715/6
FRS720/6
FRS725/6
FRS730/6
Order No.
229-595
229-608
229-609
229-610
229-611
229-612
229-613
229-614
Size
NPT1/2
NPT3/4
NPT1
NPT11/4
NPT11/2
NPT2
NPT21/2 NPT3
Dimensions [inch]Dimensions[mm]
a
2.975
3.91004.31105.91505.91506.71709.1230
10.4265
b
4.51155.11305.71457.71957.71959.8250
11.2285
11.2285
c
0.924
1.128
1.36
1.640
1.640
1.947
3.795
3.795
d
5.61436.51657.51909.82509.8250
12.2310
15.9405
15.9405
e
G1/4
G1/4
G1/4
G1/2
G1/2
G1/2
G1/2
G1/2
f
8.92259.624512.231014.236514.236517.745023.259023.2590
Weight[lbs] [kg]
1.30.62.21.02.61.25.92.75.52.57.73.5
16.57.5
22.010.0
Order No.
065-144
065-151
058-792
079-681
082-552
013-250
013-268
p max.
[PSI]
7
7
7
7
7
7
7
b
7.71959.9250
11.2285
11.228513.8350
15.8400
18.9480
c
2.665
3.075
3.795
3.795
4.11055.31356.3160
d
11.0280
13.4340
16.0405
16.0405
19.5495
25.0635
30.7780
e
G1/2
G1/2
G1/2
G1/2
G1/2
G1/2
G1/2
f
15.639518.948023.259023.259029.976039.4100046.51180
size
DN40(11/2“)
DN50(2“)
DN65(21/2“)
DN80(3“)
DN100(4“)
DN125(5“)
DN150(6“)
a
7.92009.1230
11.4290
12.2310
13.8350
15.8400
18.9480
Dimensions [inch]Dimensions[mm]
Weight[lbs] [kg]
7.73.5
11.05.0
16.57.5
22.110.035.316.061.728.083.838.0
FRS 5...FlangedType
FRS5040
FRS5050
FRS5065
FRS5080
FRS5100
FRS5125
FRS5150
FRS 5... Flanged Dimensions inch (mm)
Field mountable adapter for vent connection
Field mountable adapter for vent connection
f
G 1/4 to 1/4” NPT Part # 231-944G 1/2 to 1/2” NPT Part # 231-945
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p2p1
8
7
5
4
3
2
1
6
10
9
FRS 7../6 sectional drawingPressure regulator in operating position
1 Housing2 Regulatingcup3 Internalfeedbacktube4 Compensationdiaphragm5 Diaphragmdisk6 Workingdiaphragm7 Safetydiaphragm8 Ventlineconnection9 Setpointspring10 Adjustmentdevice
Protect the pressure regulator from debris by using a suitable filter.
Spec.gravityofNaturalGas
Spec.gravityofgasused
f=
Vgasused=° V NaturalGasxf
° Typeofgasused
Naturalgas
Butane
Propane
Air
Density[kg/m3]
0.81
2.39
1.86
1.24
sg
0.65
1.95
1.50
1.00
f
1.00
0.58
0.66
0.80
Todeterminethepressuredropwhenusingagasotherthannaturalgas,usetheflowformulabelowandfvaluelocatedintheflowchartonthenextpagetodeterminethe“corrected”flowrateinCFHthroughthevalvefortheothergasused.Forexample,whenusingpropane,dividethevolume(CFH)ofpropanerequiredfortheapplicationbythecalculatedvaluef(f=0.66forpropane).Usethis“corrected”flowrateandtheflowcurveonthenextpagetodeterminepressuredropforpropane.
Usethisformulatocalculatortheffactorforothergasesnotlistedonthetable.
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Wereservetherighttomakeanychangesintheinterestoftechnicalprogress.
Karl Dungs GmbH & Co. KGP.O. Box 12 29D-73602 SchorndorfPhone +49 (0)7181-804-0Fax +49 (0)7181-804-166e-mail [email protected] http://www.dungs.com
Karl Dungs Inc.524 Apollo Drive Suite 10Lino Lakes, MN 55014, U.S.A.Phone 651 792-8912Fax 651 792-8919e-mail [email protected] http://www.dungs.com
Flow Curve Using Natural Gas.Use as a quick reference for sizing a regulator in the regulated state at:Outlet pressure = 8 in. W.C.Inlet pressure = 20 in. W.C.Vmin = 0.05 x Vmax
Pressure RegulatorFRS 7.../6 ThreadedFRS 5... Flanged
Inlet Pressure 20 in. W.C.Outlet Pressure 4 in. W.C.
Operating Range