Watts 300156 Installation guide

Brand: Watts

Model: 300156

Type: Installation guide

This manual is also suitable for

Installation & Operation Manual

 of4 ©203WattsRadiant

Universal Sensor 082

ReadthisManualBEFOREusingthisequipment.

Failuretoreadandfollowallsafetyanduseinformationcanresultin

personalinjury,propertydamage,ordamagetotheequipment.

KeepthisManualforfuturereference.

Itisyourresponsibilitytoensurethatthissensorissafelyinstalledaccordingto

allapplicablecodesandstandards.WattsRadiantisnotresponsiblefordamages

resultingfromimproperinstallationand/ormaintenance.

TheUniversalSensor082isa0kΩtemperaturesensordesignedtobestrapped

ontoapipe.ItcanbeusedwithselectWattsRadiantcontrolsensorinputs,butis

mostcommonlyusedtomonitorsupplyandreturnwatertemperatures.Thisproduct

hasabrasssleeveforfastresponse,awideoperatingrange,anindenttoallow

pipestraponinstallation,and8ft(2.4m)of2-conductorwire.

Mounting the Sensor

TheUniversalSensorcanbestrappeddirectlytothepipeusingthe

cabletieprovided.Insulationshouldbeplacedaroundthesensorto

reducetheeffectofaircurrentsonthesensormeasurement.

TheUniversalSensorshouldbeplaceddownstreamofapumpor

afteranelboworsimilarfitting.Thisisespeciallyimportantiflarge

diameterpipesareusedasthethermalstratificationwithinthepipe

canresultinerroneoussensorreadings.Propersensorlocation

requiresthatthefluidisthoroughlymixedwithinthepipebeforeit

reachesthesensor.

hesesensorsaredesignedtomountonapipeorinatemperatureimmersionwell.

IOM-WR-Universal_Sensor-082323 2of4

Wiring & Testing the Sensor

Donotrunsensorwiresparalleltotelephoneorpowercables.Ifthesensorwires

arelocatedinanareawithstrongsourcesofelectromagneticinterference,shielded

cableortwistedpairshouldbeusedorthewirescanberuninagroundedmetal

conduit.Ifusingshieldedcable,theshieldwireshouldbeconnectedtotheCom

orComSenterminalonthecontrolandnottoearthground.

Ifthesuppliedwireisnotlongenoughtomakeaconnectiontothecontrol,8AWG

orsimilarwirecanbeconnectedwithappropriatelysizedwiringconnectors.

Followthesensortestinginstructioninthisbrochure.

Connectthetwowiresfromthe082tothesensorandcommonterminalsonthe

control.

•

Sensor Testing Instructions

Agoodqualitytestmetercapableofmeasuringupto5,000kΩ(kΩ=000Ω)is

requiredtomeasurethesensorresistance.Inadditiontothis,theactualtemperature

mustbemeasuredwitheitheragoodqualitydigitalthermometer,orifathermometer

isnotavailable,asecondsensorcanbeplacedalongsidetheonetobetestedand

thereadingscompared.

Firstmeasurethetemperatureusingthethermometerandthenmeasuretheresistance

ofthesensoratthecontrol.Thewiresfromthesensormustnotbeconnectedto

thecontrolwhilethetestisperformed.UsingtheTemperaturevs.ResistanceTable,

estimatethetemperaturemeasuredbythesensor.Thesensorandthermometer

readingsshouldbeclose.Ifthetestmeterreadsaveryhighresistance,theremay

beabrokenwire,apoorwiringconnectionoradefectivesensor.Iftheresistance

isverylow,thewiringmaybeshorted,theremaybemoistureinthesensororthe

sensormaybedefective.Totestforadefectivesensor,measuretheresistance

directlyatthesensorlocation.

Temperature vs. Resistance Table

Temperature Resistance

°F °C

-50 -46 490,83

-45 -43 405,70

-40 -40 336,606

-35 -37 280,279

-30 -34 234,96

-25 -32 96,358

Temperature Resistance

°F °C

-20 -29 65,80

-5 -26 39,402

-0 -23 8,08

-5 -2 00,22

0 -8 85,362

5 -5 72,98

Do not apply voltage to a sensor at any time as damage to the sensor may result.

 3of4 ©203WattsRadiant

Temperature Resistance

°F °C

0 -2 62,465

5 -9 53,658

20 -7 46,28

25 -4 39,93

30 - 34,558

35 2 29,996

40 4 26,099

45 7 22,763

50 0 9,900

55 3 7,436

60 6 5,3

65 8 3,474

70 2 ,883

75 24 0,50

80 27 9,299

85 29 8,250

90 32 7,334

95 35 6,532

00 38 5,828

05 4 5,20

0 43 4,665

5 46 4,84

Temperature Resistance

°F °C

20 49 3,760

25 52 3,383

30 54 3,050

35 57 2,754

40 60 2,490

45 63 2,255

50 66 2,045

55 68 ,857

60 7 ,689

65 74 ,538

70 77 ,403

75 79 ,28

80 82 ,72

85 85 ,073

90 88 983

95 9 903

200 93 829

205 96 763

20 99 703

25 02 648

220 04 598

225 07 553

Temperature vs. Resistance Table Continued

Technical Data

WARNING:

This product contains chemicals

known to the State of California to cause cancer

and birth defects or other reproductive harm.

For more information: www.watts.com/prop65

Universal Sensor 082

Literature ES-WR-Universal_Sensor-082,IOM-WR-Universal_Sensor-082

Packagedweight 0.lbs(50g)

Dimensions 3/8"ODx3/4"(9.5mmODx9mm)

Sensormaterial Brasssleeve,8’(2438mm)20AWG,300VPVCinsulatedzipcord

Approvals CSACUS

Operatingrange

-58to22°F(-50to05°C)

Sensor

NTCthermistor,0kΩ@77°F(25°C±0.2°C)ß=3892

A Watts Water Technologies Company

USA:Springeld,MO•Tel.(800)276-249•Fax:(47)864-86•www.wattsradiant.com

Canada:Burlington,ONT.•Tel.(905)332-4090•Fax:(905)332-7068•www.watts.ca

Hydronic System Electronic Controls and Thermostats Limited Warranty

WattsRadiant(theCompany)warrantsitshydronicsystemelectroniccontrolsandthermostats(theProduct)tobe

freefromdefectsinmaterialsandworkmanshipundernormalusageforaperiodofoneyearfromthedocumented

dateofinstallationoftheProduct.Intheeventofdefectswithinthewarrantyperiod,theCompanywillreplace

theProductwithoutcharge.Thisremedyisthesoleandexclusiveremedyforbreachofwarranty.Thiswarranty

istransferabletosubsequentowners.

UnderthisLimitedWarranty,theCompanywillprovidethefollowing:

Inordertomakeaclaim,youmust:

(a)ProvidetheCompanywithsufficientdetailsrelatingtothenatureofthedefect,theinstallation,thehistoryof

operation,andanyrepairsthatmayhavebeenmade.

(b)AttheCompany’sdiscretionandattheowner’sexpense,shiptheProducttotheCompanyortheCompany’s

localrepresentativeordistributor.

(c) ProvideproofthattheProductwasinstalledinaccordancewiththeapplicableProductInstallationManualand

anyspecialwrittendesignorinstallationguidelinesbytheCompanyforthisproject.

(d)ProvideproofthattheProductwasinstalledinaccordancewiththeNationalElectricalCode(NEC)orthe

CanadianElectricalCode(CEC),andallapplicablelocalbuildingandelectricalcodes.

(e) Providearetailsalesreceiptorproofofpurchase.

ThefollowingarenotcoveredbythisLimitedWarranty:

(a)Anyincidentalorconsequentialdamage,includinginconvenience,lossoftimeorlossofincome.

(b)

AnylaborormaterialsrequiredtorepairorreplacetheProductthatarenotauthorizedinwritingbytheCompany.

(c) Anylaborormaterialsrequiredtoremove,repairorreplacematerialsotherthantheProducts.

(d)AnyfreightordeliverycostsrelatedtotheProductoranyrelatedelectricalproducts.

WattsRadiantassumesnoresponsibilityunderthisLimitedWarrantyforanydamagetotheProductcausedby

anytradespeople,visitorsonthejobsite,ordamagecausedasaresultofpost-installationwork.ThisLimited

Warrantyshallbeinvalidatedbyanyabuse,misuse,misapplicationorimproperinstallationoftheProducts.The

staffattheCompanyisavailabletoansweranyquestionsregardingtheproperinstallationorapplicationofthe

Productatthistoll-freephonenumber:800-276-249(USA/International)or888-208-8927(Canada).Ifyouare

everindoubtaboutthecorrectinstallationproceduretofollow,oriftheProductappearstobedamaged,youmust

callusbeforeproceedingwiththeinstallationorproposedrepair.

WATTSRADIANTDISCLAIMSANYWARRANTYNOTPROVIDEDHEREIN,INCLUDINGANYIMPLIEDWARRANTY

OFMERCHANTABILITYORIMPLIEDWARRANTYOFFITNESSFORAPARTICULARPURPOSE.WATTS

RADIANTFURTHERDISCLAIMSANYRESPONSIBILITYFORSPECIAL,INDIRECT,SECONDARY,INCIDENTAL,

ORCONSEQUENTIALDAMAGESARISINGFROMOWNERSHIPORUSEOFTHISPRODUCT,INCLUDING

INCONVENIENCEORLOSSOFUSE.THEREARENOWARRANTIESWHICHEXTENDBEYONDTHEFACEOF

THISDOCUMENT.NOAGENTORREPRESENTATIVEOFWATTSRADIANTHASANYAUTHORITYTOEXTEND

ORMODIFYTHISWARRANTYUNLESSSUCHEXTENSIONORMODIFICATIONISMADEINWRITINGBYA

CORPORATEOFFICER.

Somestates/provincesdonotallowtheexclusionorlimitationofincidentalorconsequentialdamagesandsome

states/provincesdonotallowlimitationsonhowlongimpliedwarrantiesmaylast.Therefore,theabovelimitations

orexclusionsmaynotapplytoyou.Thiswarrantygivesyouspecificlegalrightsandyoumayalsohaveother

rights,whichvaryfromstatetostateorprovincetoprovince.SOFARASISCONSISTENTWITHAPPLICABLE

STATE/PROVINCIALLAW,ANYIMPLIEDWARRANTIESTHATMAYNOTBEDISCLAIMED,INCLUDINGIMPLIED

WARRANTIESOFMERCHANTABILITYORFITNESSFORAPARTICULARPURPOSEARELIMITEDINDURATION

TOONEYEARFROMTHEDATEOFMANUFACTURE.

Effective: May,203.ThiswarrantyappliestoallProductspurchasedafterthisdate.

Watts 300156 Installation guide

Brand: Watts

Model: 300156

Type: Installation guide

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Watts 300156 Installation guide

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