Potter DPCMS-RM Owner's manual

Brand: Potter

Model: DPCMS-RM

Type: Owner's manual

This manual is also suitable for

DPCMS-RM Dry Potter Corrosion Monitoring Station Riser Mount

PRINTED IN USA PAGE 1 OF 3MFG. #5401181 - REV C

9/08

DPCMS-RM

DRY POTTER CORROSION

MONITORING STATION-RISER MOUNT

Service Pressure: Up to 175 PSIG

Temperature Range: -40°F to 120°F (-40°C to 49°C)

Coupon Holders: Qty. (2) included

Ordering Information

Stock number: 1119547 DPCMS-RM (Dry)

Replacement Kits

Stock number:

1119670 Replacement Coupon Holder Assembly

0090173 CRTK-2 Coupon Replacement Test Kit

0090177 CPRTK-2 Coupon/Probe Replacement Test Kit

Suggested Options:

0090180 PCMPK-1 Potter Corrosion Monitoring Probe Kit

1000040 RBVSRetrotBallValveSwitch(w/ocovertamper)

1000035 RBVS-TRetrotBallValveSwitch(w/covertamper)

Potter Electric Signal Company• 2081 Craig Road, St. Louis, MO, 63146-4161 •Phone:800-325-3936/Canada888-882-1833 •www.pottersignal.com

PatentPending (ShownwithoptionalPCMPK-1)

TheModelDPCMS-RMisaCorrosionMonitoringStation-RiserMount

consistingofacouponrackthatisinstalledonadrypiperesprinkler

risertomonitorcorrosioninadryresprinklersystem.TheDPCMS-

RMisdesignedtosimulateconditionswithintheresprinklersystem.

Thecouponrackcanbeisolatedfromtheresprinklerriserandeasily

accessed for servicing and monitoring of test specimens (corrosion

coupons) without interruption to re protection. Test material strip

specimens(corrosioncoupons)areinstalledintothecouponrackby

theuseofcouponholders.

TheoptionalPCMPKcontainsacorrosionmonitoringprobeandpressure

switchthatprovidesnoticationtothere/sprinkleradministratorwhen

there may be an excessive amount of corrosion taking place in the

sprinklerpiping.Thecorrosionmonitoringprobehasaprecisionthinwall

thicknesswhichwilleventuallycorrodethroughallowingthesystemair

pressuretoenterintotheprobeandactuatethepressureswitch.When

thepressureswitchiswiredtothebuildingrealarmpanel,atroubleor

supervisorysignalisgeneratednotifyingthere/sprinkleradministrator.

Thisisthenoticationtoremovethetestcouponsthatwereinstalledat

thesametimeastheprobe,foranalysisontheconditionofthesprinkler

piping.Thecorrosionmonitoringprobeisasingleusedeviceandmust

bereplacedupontheinstallationofnewtestcoupons.

The CPRTK2-Coupon/Probe Replacement Test Kit contains the

necessarycomponentstoremove,replace,andforwardforanalysis,the

corrosion monitoring probe and test coupons from a DPCMS-RM.

Note: The probe is not for analysis. It allows the re sprinkler

administrator to leave the coupons in the system until the

probe activates the pressure switch.

Coupon Rack Installation: (See Fig. 1)

1. Installtheendcapswiththerigidgroovedcouplingsandgaskets

providedontotheendsoftheCouponRack.Theproductlabels

shouldbevisibleandinproperorientationontheoutsideedgeof

thecouponrack.

2. AssemblethetriminaccordancewiththedrawingprovidedinFig.

1ofthisdocument.ThetrimcanbeassembledontheDPCMS-RM

componentsatanytimeduringtheinstallationprocess.Besureto

properlypositionallofthecomponents.

3. InstalltheCouponRackAssemblyinahorizontalandlevelposition

witha1”NPTconnectiontothesprinklerriser.Theproductlabels

mustbeeasilyvisibleintheinstalledposition.

 Theunitshallbeinstalledonthesystemsideofanycontrolvalve.

Wheninstalledonamainhorizontalfeed,itshallbeinstalledinthe

vicinityoftheriser.

Corrosion Coupon Installation (See Fig. 1, 2, 3, & 4)

1. Takecarenottotouchthecouponsbyusingthelatexglovesprovided.

2. Assembleallcorrosioncouponsontothecouponholdersasshown

in Figure 2.

3. Attachcoupontoholderwiththesuppliednonconductivescrew

andnut.Followtheinstructionsprovidedwithcoupon.

4. Install the Coupon Holder Assemblies-quantity (2) in the

recommended1”NPToutletttingonthecouponrackassembly,

asindicatedinFigure4orthelabelonthecouponrackassembly.

5. Openthecouponrackisolationvalve.Be sure to leave the coupon

rack isolation valve open to the re sprinkler system. Verify

that all valves are in the correct position and the corrosion

monitoring station is free of any leaks.

6. Filloutthecouponcardcompletelyforthecouponanalysis.Forwardthe

couponsandcompletedcardtothecouponsupplieraftertherequired

amountoftimeorwhentheoptionalPCMPK-1probeactivatesthe

pressureswitch.

firealarmresources.com

PRINTED IN USA MFG. #5401181 - REV C

9/08

PAGE 2 OF 3

DPCMS-RM

DRY POTTER CORROSION

MONITORING STATION-RISER MOUNT

Fig. 2 Corrosion Coupon Holder Assembly

Item Number Description Quantity

1Coupon Rack-Riser Mount 1

2Coupon Holder Assembly-2 ½" 2

3Corrosion Coupon (Steel) 2

4Plug-1" (Cast Iron) 2

5Coupling-2½"GroovedRigid 2

6Cap-2½"CapGrooved 2

7Union-1" (Cast Iron) 1

8Elbow-1"FemalexFemale(CastIron) 1

9Nipple-1" Close (Steel) 3

10 Nipple-1" X 2 ½" (Steel) 1

11 Valve-Ball1"(Brass) 1

12 PCMPK-1 (Optional) 1

Fig. 1 DPCMS-RM Assembly

Fig. 4 Corrosion Coupon/Probe Installation Diagram

Outletsareprovidedforthemostcommonsystemsprinklers.

ThesesamplesprinklersareinstalledONLYwhentheiroperation

willnotinterferewiththeoperationofsystemresprinklers.

Theoperationoftestsprinklerscoulddelayorpreventoperation

of system sprinklers.

Fig. 3 Corrosion Monitoring Probe

DWG# 1181-3

1" NPT ½" NPT FEMALE

CONNECTION FOR PS10-1

PRESSURESWITCH

DWG# 1181-2

Optional

FLOW

DWG# 1149-2A

FERROUS/STEEL

CORROSION

COUPON

FERROUS/STEEL

CORROSION

COUPON

LOWER

CONNECTION

TO RISER

TOP

BOTTOM

CORROSION

MONITORING

PROBE OR PLUG

PLUG

DWG# 1181-5

firealarmresources.com

PRINTED IN USA PAGE 3 OF 3MFG. #5401181 - REV C

9/08

DPCMS-RM

DRY POTTER CORROSION

MONITORING STATION-RISER MOUNT

Fig. 5 DPCMS-RM Outline Drawing

13.84

1.63

PLUG

COUPLING,

GASKETS, AND

END CAPS FOR

COUPON RACK

PROVIDED

PCMPK-1 (OPTIONAL)

OR PLUG

3.25

COUPON HOLDER

ASSEMBLY

COUPON/PROBE

INSTALLATION

DIAGRAM LABEL

COUPON HOLDER

ASSEMBLY

6.52

COUPON

RACK

ISOLATION

VALVE

(NORMAL

OPEN)

13.37

10.67

1” NPT RISER

CONNECTION

(SUPPLIED BY OTHER)

RISER PIPE

DWG# 1181-6

Note: 3½"minimumclearanceheightrequiredtoremovecouponholderfromcouponrack.

DonotinjectanycorrosioninhibitordirectlyintotheDPCMS-RM

astheinhibitorcouldadverselyeffecttheabilityofthecoupons

andprobetoprovideanaccurateassessmentoftheconditionofthe

sprinkler system.

ClosetheDPCMS-RMisolationvalvewheninjectinginhibitor.Open

theisolationvalvewhentheinjectionoftheinhibitoriscomplete.

firealarmresources.com

Potter DPCMS-RM Owner's manual

Brand: Potter

Model: DPCMS-RM

Type: Owner's manual

This manual is also suitable for

DPCMS-RM Dry Potter Corrosion Monitoring Station Riser Mount

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Potter DPCMS-RM Owner's manual

This manual is also suitable for

Potter DPCMS-RM Owner's manual

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