Owner’s Manual - IPS Controllers · M920 CA & M920 w pH/Dual ORP Controller Owner’s Manual I....

M920CA & M920CAw pH/Dual ORP Controller

Owner’s Manual

M920CA & M920CAw pH/Dual ORP Controller Owner’s Manual

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Table of ContentsI. Introduction 2A. Water Chemistry 2B. IMPORTANT SAFETY INSTRUCTIONS 3C. System Components 4D. Specifications 7E. ControllerPanelDescriptions 8F. ElectricalDescriptions 10

II. Installation 11A. Setup 11B. Tools 11C. Procedure 11D. ConnectionRequirementsforRemoteMonitoring 15

III. Operation 17A. Overview 17B. StartupandShutdown 17C. ModesandAdjustments 18D. Maintenance 26

IV. IPS-M920CA Wi-Fi Setup 28A. SmartPhoneWi-FiSetup 28B. Desktop/LaptopWi-FiSetup 30C. RemoteMonitoringSetup 32

V. Troubleshooting 34VI. Warranty 37


I. Introduction

A. Water Chemistry

Water chemistry is a complex science that contains many variables. Thesevariablesnotonlyaffectthewaterenvironmentitself,buttheycanhaveadverseeffectsonyourequipmentaswellasyourhealth.Theseareonlysomeofthefactorswhichwefollowcloselytoensurethemosthealthywaterinteractions: pHisthemeasurementoftheacidityorbasicityinanaqueoussolution.Ameasurementbelow7isconsideredacid,whileameasurementabove7isbaseoralkaline.Itisasignificantfactorindeterminingthewaterqualityasitaffectssanitizerlevels,watercolor,andhumanreactiontothe water.

ORP(OxidationReductionPotential)isthemeasurementoftheoxidizingcapacitypresentinwater.ORPcannotbefooledbytheeffectsofpH,totaldissolvedsolids(TDS),stabilizers,andnon-chlorineoxidizers.AtypicalORPsensormeasuresHypochlorousAcid(HOCI),whichisthemoreeffectivecomponentoffreechlorine.AhigherORPreadingequatestothesanitizerworkingmoreeffectively.

WaterbalanceiscomprisedofpH,calciumhardness,totalalkalinity,temperature,andTDS.Whenwaterisbalanced,theLangelierSaturationIndexis0.Valuesabove+0.3leadtoscalingandcloudywater,whilevaluesbelow-0.3cancausecorrosionofpoolequipmentandsurfaces.Ifthewaterbalanceisnotfixedinatimelymanner,secondaryeffectscanleadtorapidlydecliningwaterconditionsthatcanaffectthehealthofthe water occupants.

pHandORPworkconverselytooneanother,andareaffectedbyotherfactorssuchastemperature,CyanuricAcid,andTDSthatcanincreasethenegativeimpactsofunbalancedwater.

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B. IMPORTANT SAFETY INSTRUCTIONS1. READ AND FOLLOW ALL

INSTRUCTIONS.2. Risk ofelectricshock:Connectthecontrollertoadedicatedground-

faultcircuitinterrupter(GFCI)circuitbreaker.a.AgreencoloredterminaloraterminalmarkedG,GR,Ground,

Grounding,orthe symbol* is located inside the supply terminalboxorcompartment.Toreducetheriskofelectricalshock,thisterminalmustbeconnectedtothegroundingmeansprovided in the electricalsupplyservicepanelwithacontinuouscopperwireequivalentinsizetothecircuitconductorssupplyingthisequipment. *IEC Publication 417, Symbol 5019.

3. Disconnectpowerbeforeservicingthecontroller.4. Inspectallpowercordsfrequently.Anydamagedcordsshouldbe

replaced immediatelytoreducetheriskofinjurybyshock.5. Alwaysmaintainarecordofmanualwaterchemistryreadingsusing

anaccuratetestkit.AutomatedcontrollersarenotasubstituteforthisHealthDepartmentrequirement.

6. WARNING –Toreducetheriskofinjury,donotpermitchildren to use this product unless they are closely supervised at all times.

7. Danger– Riskofinjury.a.Replacedamagedcordimmediately.b. Do not bury cord.c. Connect to agrounded,groundingtypereceptacleonly.

8. WARNING –Riskofelectricshock.Installatleast5feet(1.5m)frominsidewallofwaterenclosureusingnon-metallicplumbing.

9. Operationofthiscontrollerwithoutafunctioningflow-switchwillvoidtheNSFCertification.

10.WARNING – Do not install this controller where it is accessible to the public.

11. SAVETHESE INSTRUCTIONS.


C. System Components

1. IPSM920CA pH/Dual ORP Controller a. AllowsautomaticmonitoringofwatersanitizationandpH

balancethroughasimple,user-friendlyinterface,resultingineasiermanagementofwaterbalanceinswimmingpools,spas,orcirculatingwaterenvironments.

b.Canbeeasilyinstalledintoyourexistingpoolenvironmentandequipment,orcanbecustomizedtoyourneeds.

c.MonitorsanddisplaysthepHandORPlevelsusingLEDsanddigitalreadoutsonthefrontpanel.Ifthetemperaturesensorisinstalled,theM920CA will monitor temperature and display on thefrontpanelwheninTempmode.

d. DisplaysthecalculatedFreeAvailableChlorine(FAC)inpartspermillion(PPM)whenconnectedtotheIPSControllersmonitoringwebsite. The ORP / FAC display will alternate between the currentORPandthelastcalculatedFAC.FAC(PPM)calculationisnotcertifiedtoNSF50.

e.MonitorsuptotwochemicaltanksequippedwithlevelswitchesanddisplaysstatususingLEDsonthefrontpanel.

Inaddition,sixseparatefunctionbuttonsallowsimplepushbuttoncontroloftheseindividualparameters:

1. SetLevel–ORPorpHleveltobemaintained,2. DoseTimer–Timedorcontinuousfeedmodes,3. DelayTimer–Delaytimebetweenfeedcycles,4. OverTimer–Maximumfeedcyclesortimeallowed,5. HighAlert–MaximumlevelofORPorpHallowed,6. LowAlert–MinimumlevelofORPorpHallowed,7. pHCal–pHcalibrationforvariationinpHsensors.8. FACCal–FreeAvailableChlorineCalibration9. CYACal–CyanuricAcidCalibration/Entry

f.IftheORP(sanitizer)levelsreachtheprogrammedsetlevel,thenthecontrollerwillactivatethechemicalfeedertomaintainthepreset set level. The pH is similarly maintained.

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2. Flow Cell with Flow Switcha. Aninjection-moldedflowcellwithintegratedflow

switchhousesthepHandORPsensors,andpartnerswith theM920CA controller to monitor the pH and ORP levels in the water.

b. Theflowswitchverifiesthatwaterisflowingduringafeedcycle,andsendsthecontrollerinstructionstodeactivatethefeedifwaterisnotflowing.

c. Operationofthiscontrollerwithoutafunctioningflow-switchwillvoidtheNSFCertification.Routinelycheckthattheflow-switchisfunctioningbyclosingtheleftvalveonthebottomoftheflow-cell(flowlightshouldturnoff).

3. pH and ORP Sensorsa. pH Sensor – standard (Use only IPS Controllers part # SXPH to

maintainNSFCertification)b. ORPPlatinumSensor–standard(UseonlyIPSControllerspart#

SXORPtomaintainNSFCertification)c. ORPGoldSensor–forusewithSaltChlorinesystems(Useonly

IPSControllerspart#SXORP-GtomaintainNSFCertification)4. Fittings–tubingconnectors(2)fortappinginstallationofflowcell

input/output5. In-lineFilterwith2-wayvalvesandmountingclamps(2)6. Tubing–25feetof3/8”7. MountingBoard–ABSplasticwithmountingholesandstainless

hardware(16”x12”standard,24”x19”optionalformountingtwochemicalpumps)

8. Temperature Sensor – Senses the current water temperature and displays the temperature in the display when in Temp mode.ChemicalPumps–IPControllersrecommendsaminimumof22GallonsPerDayforallapplications.RemoteMonitoring–WhenconnectedtotheInternetthroughtheoptionalRX-365Ethernetorwi-ficonnection,thecontrollerwillsenddatatoacentralwebsite.Userscanmonitorcontrolleractivityremotelyandreportonactivityforadaterange.Note: A website access fee may apply.

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D. Specifications

Enclosure:7.95”Lx5.98”Wx3.54”D

Electrical Input/Output:120/240VAC,50-60Hz

ORP Set Level:400mVto900mV

pH Set Level:7.0to8.0

Dose Timer:Off,Continuous,orTimedcycle

Delay Time:1-99minutes

Overfeed Timer:Off,20-100timedcycles,or20-180continuousminutes,defaultof60

High Alert:pHdefaultof8.0,ORPdefaultof900

Low Alert:pHdefaultof7.0,ORPdefaultof100

Readout:FunctionLEDandnumericaldigitaldisplays

Alarm:RedalertLEDswithoptionalexternalaudible/visiblealarm

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E. ControllerPanelDescriptions

1. DigitalDisplaysandFunctionLEDs

a. pH

1. Alert(High/Low)-redLED2. Dose-greenLED3. FlashingLEDs-OverTimerAlert

b. ORP/FAC

1. Alert(High/Low)-redLED2. Dose 1 - yellow LED3. Dose 2 - yellow LED4. FlashingLEDs-OverTimerAlert

Figure 2:M920CAControllerComponentsConnections

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ElectricalConnections

Flow CellConnections

digital display

pushbutton

LEDs

Controller Communication


2. Mode-pushbuttonadjustments

a. Auto - red LED

b.pHstandby-greenLED

c. ORP1 standby - yellow LED

d. ORP2 standby - yellow LED

e.Tempdisplay&calibrate-greenLED

f.OFFmode-Instandby,pressandholdModebuttonfor3secondstoturncontrolleroff.

3. Arrows-pushbuttonadjustments

a.Up-Forincreasingfeaturevalues

b.Down-Fordecreasingfeaturesvalues

4. SetLevel–pushbuttonadjustments

5. DoseTimer–pushbuttonadjustments

6. DelayTime-pushbuttonadjustments

7. OverTimer–pushbuttonadjustments

8. HighAlert–pushbuttonadjustments

9. LowAlert–pushbuttonadjustments

10. pH,FAC,CYACal–pushbuttonadjustments

11. Flow-greenLED

12. Tank 1 - red LED

13. Tank 2 - red LED

14. Remote(Power)-greenLED

15. Activity(Remote)-yellowLED

16. ElectricalConnections(peripherals)

a.pHoutput(leftreceptacle)-max.3.15amps@120VACmax,1.6amps@240VAC

b.ORP1output(centerreceptacle)-max.3.15amps@120VACmax,1.6amps@240VAC

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c.ORP2output(rightreceptacle)-max.3.15amps@120VACmax,1.6amps@240VAC

d.ACpower-120VAC/240VAC(switchable),50-60Hze. ACpowerprotection-fusedat.200Amps(200mA)f.Flow-fromflowcellg.Tank1-fromtanklevelswitch(optional)h.Tank2-fromtanklevelswitch(optional)i.Externalaudible/visiblealarm(optional)j.pHsensor-BNCconnectionk.ORPsensor-BNCconnectionl.OptionaldrycontactORP1output(contactfactoryfor

instructions)F.ElectricalDescriptions1. Power

a.120VAC,50-60Hz,3-wiregroundedNEMA5powercord.GFCIsourcerequired.Note:Thereisanoptiontoconvertto240VACinput/output.

2. DipSwitches(1-4)-SeeFigure3.

1:pH/ORPinterlock(default:OFF)

• NoORP1orORP2feedifpHisfeeding(ON).2:pH/ORPalertinterlock(default:ON)

• NoORP1orORP2feedifpHisinalertmode(ON)• Nointerlock(OFF)

3:Acid/Basedefaultacid(default:OFF)

• FeedbasechemicalwhenpHlevelfallsbelowsetpoint.(ON)• FeedacidchemicalwhenpHabovesetpoint.(OFF)

4:Notinuse.

Figure 3: Dipswitches

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II. InstallationA. Setup(Installationvideoavailableatipscontrollers.com)1. Turnoffallperipheralequipmentsuchasheaters,chemicalfeeders,

and pumps.

2. Relievepressurefromthefiltrationsystem.

B. Tools1. Cordless drill

2. 1/4”NPTTap

3. 7/16”drillbit

4. 1/4”or3/8”drillbitforTempSensor

5. Masonrydrillbitandanchors,orotherappropriatefasteners

6. 13/16”wrenchorchannel-lockpliers

C. Procedure1. Location

a. Wall area with easy access

b. Within8feetoffeeder

c. Atleast10feetfromwateredge

d. Closeproximitytotimeclock

e. Within6feetofGFCIpowersource

2. Mounting

a. Controllerandflowcellarefactory-mountedtoABSboardforyour convenience.

b. SecurelymountABSmountingboardwithM920CA controller and flowcellonwall(verticalinstallation).

c. Ifapplicable,securelyattachtheperistalticpumpstotheoptionallargerABSmountingboardwiththeprovidedhardware.

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d. Drilla7/16”holeandtapa1/4”NPTporttoalocationdown-streamfromthefilterandupstreamfromtheheaterandanychemicalintroductionpoints.Installatubingconnectorandflextubingtobeconnectedtotheleftsideflowcellportcontainingtheflowswitch.Thein-linefilterwillalsobeinstalledinthislineandmountedtoahorizontalpipewithbandclamps(included).Note: Verifythatthefilterisinstalledwithdirectionalarrowspointinginthedirectionoftheflow.

e. Drilla7/16”holeandtapa1/4”NPTporttoalocationthatissubjecttovacuumorreducedpressure(afterheater).Installatubingconnectorandflextubingtobeconnectedtotheright-sideflowcellport.Note:Werecommendthatthistubingconnectorbeinstalledintothedrainholeonthesuctionsideof the pump for best performance.

f. Cuta3”-6”lengthofflextubingandinsertintotheflowcell’ssamplestreamport(center).

3. pH and ORP Sensors Note: Carefully unpack the pH and ORP sensors and set aside in a clear areauntilreadytoinstallintotheflowcell.

a. VerifythattheM920CA controller power is OFF.b. Removetheplasticprotectivecapsfromthesensorsandstorein

aseparatelocationforfuturere-use.c. Slidetheglassendofeachsensor(pHandORP)intooneofthe

compressionfittingslocatedatthetopoftheflowcell.Ensurethatthetipissubmergedintothewatertowithin1/2”fromthebottomoftheflowcell.Handtighteneachnutfitting.

4. Temperature Sensor

a. Drilla1/4”or3/8”inchhole(dependingonthesensorsize)afterthefilterandbeforetheheater.

b. Insert the temperature sensor into the drilled hole and secure withabandclamp(included).

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c. Runthesensorcableintothecontrollerthroughthestrainreliefmarked“temp”andconnecttotheterminalblockonthefrontcircuitboardmarked“Temp”.

5. RemoteMonitoringEthernetConnection

a. RuntheEthernetcablewithconnectorintotheM920CA throughthelargeststrainreliefconnectoronthebottomortheenclosure.

b. ConnecttotheEthernetconnectoronthefrontcircuitboard.c. Whenavalidconnectionismade,thegreen“Remote”LEDwill

lightupandtheorange“Activity”LEDwillblinkintermittently.6. ElectricalConnections(Shouldbecompletedbyalicensed

electrician)

a. VerifythattheM920CA controller power is OFF.b. ConnectthepHfeederconnectiontotheappropriateperistaltic

pump or other device.c. ConnecttheORPfeederconnectiontotheappropriate

peristalticpumporotherdevice.Note: There is another connectionportforORP2.

d.Method1(recommended):ConnecttheACpowercordtotheload-sideofthecirculationpumpcircuit.ThiswillonlyprovidepowertotheM920CAwhenthecirculationpumpisrunning.

e. Method2:ConnecttheACpowercordtoaGFCIpowersource.f. ConnectthepHsensorconnectortothecorrespondinglower

port(labeledpH)attherightedgeofthecontroller.g. ConnecttheORPsensorconnectortothecorrespondingupper

port(labeledORP)attherightedgeofthecontroller.7. Chemicalinjectionmustbeinsertedinthereturnline,after(down-

stream)anyequipment.

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8. OptionalconnectiontoaSaltChlorineGenerator(SCG) TheM920CAcontrolleriscapableofcontrolling(turningon/off)aSCGdependingonthecurrentORPreading.Thisactioncanbeaccomplishedusinga120Vor240Vrelay,orbyconnectingtheSCGtothe“normallyopen”drycontactrelay(ORP1)includedwiththeM920CAcontroller.Contactthefactoryformoreinformation.

9. ConvertingfromCordtoPermanentConnection

a. Remove cover.

b. LoosenstrainreliefglandfromACcord.

c. Usinga3/32”(2.44mm)slotscrewdriver,carefullyloosenterminalsthatattachtheACcordtothecontrollerbox.

d. Remove the AC cord.

e. ReplacetheACcordwithaminimumjacketedcordof18/3AWGSW105º900V,thencarefullyhandtightentheterminalsonthestrainreliefgland.Note:Forliquidtightinstallationconnections,replacethestrainreliefglandwithaliquidtightconnectoranduseaminimumstrandedwiregaugeof18AWG105º600V(do not use solid conductor) foreachconductor:Black(hot),White(common),andGreen(ground).

Important:

Theminimumallowableconductorsizeis18AWGwithanampacityof10AMPS,andagroundfaultinterruptcircuitbreakerof15-20AMPS.

Use stranded copper wire only.

10. Continuetothenextsectionfortheconnectionrequirementsforremotemonitoring.TheremotemonitoringmoduleandtheInternetare needed to complete this process.


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D. ConnectionRequirementsforRemoteMonitoring

1. IPS-M920CAw(Wi-Fi)

TheremotemonitoringmoduleusedwiththeIPS-M920CAw (or the RX-365wusedwiththeIPS-M820)isaWi-FidevicewhichwillaccessanexistingWi-Finetworktosendcontrollerdatatothecentralmonitoringwebsite.

IfanexistingWi-Finetworkisnotavailable,aMiFior“cellularhotspot”canbeadded(contactalocalwirelessprovider).

Note:TheEthernetconnectorontheM920CAw is disabled and cannot be used.

a. Howitworks: Theremotemonitoringmoduleisprogrammedto“wakeup”atacustomer-determinedinterval(minutes)tosendallcurrentreadings,settings,andalertstoIPSControllers’remotemonitoringwebsite.

Becausethedataisbeingsenttothewebsiteratherthanthewebsitepullingthedatafromthemodule,theportisnotleftopenandastaticIPAddressisnotneeded.Thisshouldaddressanyconcernsregardingfirewallsecurity.

Whenchangesaremadetothecontrollersettingsremotely,thenewsettingsaredeliveredbacktotheremotemonitoringmoduleonitsnextscheduledconnection.

b. Setup-GotoSectionIV-AonPage28forinstallationinstructions.

2. IPS-M920CA(Hardwire)

TheremotemonitoringmoduleincludedwiththeIPS-M920CA (or the RX-365usedwiththeIPS-M820)requires:• AnEthernetconnectionprovidedbyahardwiredirectlyfroma

router,• AWi-FitoEthernetAdapter,• OraCellularModem(requirescarrierservicesuchasVerizonor

AT&T).


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TheprovidedconnectionmustallowtheremotemonitoringmoduletoaccesstheInternetwithoutprovidinganyusernames,passwords,etc.viaPort80foroutbounddataonly.

ThebesttestforthisabilityistoconnectalaptoptotheEthernetcableandopenawebbrowser.Ifthebrowsercanopendirectlytothewebwithoutcredentials,theconnectionwillfunctionproperlyfortheremotemonitoringmodule(laptopWi-Fishouldbeturnedoffwhendoingthistest).

a. Howitworks: Theremotemoduleisprogrammedto“wakeup”atacustomerdeterminedinterval(minutes)andsendallcurrentreadings,settings,andalertstotheIPSControllersremotemonitoringwebsite.

Becausethedataisbeingsenttothewebsiteratherthanthewebsitepullingthedatafromthemodule,theportisnotleftopenandastaticIPAddressisnotneeded.Thisshouldaddressanyconcernsregardingfirewallsecurity.

Whenchangesaremadetothecontrollersettingsremotely,thenewsettingsaredeliveredbacktotheremotemonitoringmoduleonitsnextscheduledconnection.

b. Setup-GotoSectionIV-BonPage30forinstallationinstructions.


III. OperationA. OverviewTheIPS-M820comparesthereadingsreceivedfromthePhandORPsensorstotheSetLevelsenteredforPh,ORP1,andORP2.Ifthereadingsaretoolowortoohigh,thecontrollerwillturnonthefeeddevicesfortheDoseTimeenteredduringsetup.Othersettingsareusedtofinetunethedeliveryofchemical,aswellaspreventoverandunderdosing.

B. Startup and Shutdown1. Startup

a. ProvidepowertotheM920CAusingeitherMethod1or2asdiscussedinstep6dor6eonpage13.

b. Turnonthefilterpumpandverifythewaterflowthroughtheflowcellbyopeningthesampleportvalve(center)andobservingasteadystreamofwater.Theright-sidevalvemayneedtobepartiallyclosedtoproduceasteadystream.Note: WatershouldpassoverthepHandORPsensorsforaminimumof5minutestoallowforaccurate,stablereadingsofpHandORPlevelsfromthepoolorspa.ORPreadingsmaytakelongerto stabilize.

c. Checkforleaksandrepairifnecessary.

d. Manually adjust and balance the pool or spa water to acceptable rangesusingatestkit.Note(s):1.UseaDPDbasedtestkittocheckthechlorinelevel.2.CyanuricAcid(Conditioner)levelsshould not exceed 50 ppm for best results.

e. VerifythatthegreenFlowLEDisilluminated.BoththepHandORPdoseoutputsaredisabledifthereisnowaterflow.

f. PresstheModepushbuttonmomentarilytoplacethecontrollerintothepHstandbymode.ThegreenpHstandbyLEDwillilluminate.SelectthedesiredpHsetlevelanddosetime(continuousortimed).

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g. WhilestillinthepHstandbymode,pressthepHCalpushbuttontocalibratethereadingtothevalueobservedthroughthemanualtestingofthewater.Note:Alwayscalibrateusingwaterfromthesampleportoftheflowcell.

h. PresstheModepushbuttonmomentarilytoplacethecontrollerin ORP1 standby mode. The yellow ORP1 standby LED will illuminate.SelectthedesiredORP1setlevelanddosetime(continuousortimed).

i. PresstheModepushbuttonmomentarilyuntiltheredAutoLEDis illuminated.

2. Shutdown

Note:EachtimetheModepushbuttonismomentarilypressed,themodewillcyclefromAutotopHtoORP1toORP2,Temp,andthenreturn to Auto mode.

a. PresstheModepushbuttonmomentarilytoplacethecontrollerinpHstandbymode.ThegreenpHstandbyLEDwillilluminate,andboththepHandORPdigitaldisplayswillshowdashes.

b. PressandholdtheModepushbuttonfor2secondsuntilboththepHandORPdigitaldisplaysreadOFF.

c. ReleasetheModepushbutton.TheM920CA controller will turn off,andthedigitaldisplaysandfunctionLEDswillgoblank.ThegreenFlowLEDwillbeilluminatedifwaterisflowingthroughtheflowcell.

C. Modes and Adjustments1. Auto

a. ThisisthenormaloperationalmodeoftheM920CA controller.

b. ThecontrollerallowsfulloperationandmonitoringofbothpHand ORP levels.

c. Nofunctionpushbuttonsareoperationalinthismode.

d. TheredfunctionLEDnexttoAutoisilluminated.

e. pHandORPdigitaldisplaysmonitorthesensorinputlevels.

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2. pH standby

Note:Whileinthismode,thegreenpHstandbyLEDwillilluminate,boththepHandORPdigitaldisplayswillshowdashes,andallAutofunctionswillbedisabled.Whenafunctionpushbuttonispressed,thecorrespondingdigitaldisplaywillshowthefunction.UsetheUporDownarrowbuttonstothelefttoincreaseordecreasethefunctionvalue.

a. Set Level

1. Default:7.4pH2. Selectablerange:7.0–8.0pH(in0.1increments)

b. Dose Timer

1. Default:Timeddoseof10-secondpHfeedrelayenergizedand5minutespHfeedrelayde-energized.Inthetimeddosecyclemode,thedoseLEDwillflashwhiledosingandilluminatesteadilyduringthedelayportionofthetimedcycle.Incontinuousdosemode,thedoseLEDwillflashwhiledosing,anddosingwillcontinueuntilpHis0.2below(oraboveiffeedingbase)SetLevel.

2. Selectablerange:OFF,CON(continuous),andTimed (10–900secondsON)

c. Delay Time

1. Default:Delaytimeof5minutesbetweenfeedcycles(timedfeedonly).Afterdosetime,thecontrollerwillwait(delay)forthespecifiedminutesbeforecheckingthecurrentlevelanddosingagainifnecessary.

2. Selectablerange:1-99minutes.

d. Over Timer

1. Default:ON.Theoverfeedtimerdoesnotautomaticallyreset.ItmustberesetbypressingtheModebuttontocyclethroughtheStandbymodeandbacktotheAutomode.

2. TheOverfeedtimerisinterlockedwiththeDoseTimerselection.

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i. IftheDoseTimerissettoatimedcycle,theOverTimerwillcounttimedfeedcycles.Whenthepresetcycleisreached,thepHdigitaldisplaywillflashandthepHoutputrelaywillde-energize.Defaultis60cycles.

-Selectablerange:5to100cycles

ii. IftheDoseTimerissettoacontinuousfeedmode,theOverTimerwillcountinminutes.Defaultis60minutes.

-Selectablerange:20to180minutes

3. WhentheDoseTimerischangedfromeithertimedorcon-tinuousfeed,theOverTimerisresettoDefault.

4.TurningofftheOverTimerwillvoidanyNSFCertification.

e. HighAlert

1. Default:8.0pH2. Selectablerange:OFF,7.5pHto8.4pH(acidfeed).Ahigh

alertwilloccurifthepHlevelremainsabovetheHighAlertlevelfor10continuousminutes,andwillautomaticallyturnofftheHighAlertwhenthepHlevelfallsbelowthehighalertlevelfor1continuousminute.DuringHighAlert,thepHdoseoutputwillbedisabled,andbydefaultORP1andORP2willbedisabled(seeDipSwitch#2settings).

f.LowAlert

1. Default:7.0pH2. Selectablerange:OFF,6.8pHto7.4pH(acidfeed).Alow

alertwilloccurifthepHlevelremainsbelowtheLowAlertlevelfor10continuousminutes,andwillautomaticallyturnofftheLowAlertwhenthepHlevelrisesabovethelowalertlevelfor1continuousminute.DuringLowAlert,thepHdoseoutput will be disabled.

g.pHCal

1. Use to adjust pH to manually tested value.2. Maximumincrease/decreaseis0.9pHwithinthe6.0to8.4

display window.

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3. ORP1 standby

Note:Whileinthismode,theyellowORP1standbyLEDwillilluminate,boththepHandORPdigitaldisplayswillshowdashes,andallAutofunctionswillbedisabled.UsetheUporDownarrowbuttonstothelefttoincreaseordecreasethefunctionvalue.

a. Set Level

1. Default:650mV2. Selectablerange:400mVto900mV(in5mVincrements)

b. Dose Timer

1. Default:10-secondORPfeedrelayenergizedand5minutesORPfeedrelayde-energized(timeddosetimer).Inthetimeddosecyclemode,thedoseLEDwillflashwhiledosing,andwillilluminatesteadilyduringthedelayportionofthetimedcycle.Incontinuousdosemode,thedoseLEDwillflashwhiledosing,anddosingwillcontinueuntilORPis10mVabovesetlevel.

2. Selectablerange:OFF,CON(continuous),andTimed (10to900secondsON)

c. Delay Time

1. Default:Delaytimeof5minutesbetweenfeedcycles(timedfeedonly).Afterdosetime,thecontrollerwillwait(delay)forthespecifiedminutesbeforecheckingthecurrentlevelanddosingagainifnecessary.


d. Over Timer

1. Default:ON.Theoverfeedtimerdoesnotautomaticallyreset.Itmustberesetbyturningthecontrolleroff,thenon.

2. TheOverfeedtimerisinterlockedwiththeDoseTimerselection.i. IftheDoseTimerissettoatimedcycle,theOverTimer

willcounttimedfeedcycles.Whenthepresetcycleisreached,theORPdigitaldisplaywillflashandtheORP1outputrelaywillde-energize.Defaultis60cycles.

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-Selectablerange:5to100cycles

ii. IftheDoseTimerissettoacontinuousfeedmode,theOverTimerwillcountinminutes.Defaultis60minutes.

-Selectablerange:20to180minutes

3. WhentheDoseTimerischangedfromeithertimedorcontinuousfeed,theOverTimerisresettoDefault.

4. TurningofftheOverTimerwillvoidanyNSFCertification.e. HighAlert

1. Default:900mV2. Selectablerange:650mVto900mV,noOFF.Ahighalertwill

occuriftheORPlevelremainsabovetheHighAlertlevelfor10continuousminutes,andwillautomaticallyturnofftheHighAlertwhentheORPlevelfallsbelowthehighalertlevelfor1continuousminute.DuringHighAlert,theORP1doseoutput will be disabled.

f.LowAlert

1. Default:100mV2. Selectablerange:OFF,100mVto640mV.Alowalertwill

occuriftheORPlevelremainsbelowtheLowAlertlevelfor10continuousminutes,andwillautomaticallyturnofftheLow Alert when the ORP level rises above the low alert level for1continuousminute.DuringLowAlert,theORP1doseoutput will be disabled.

g. FACCal

1. Defaultis.0andwillnotchangeifcontrollerisnotcommuni-catingwiththemonitoringwebsite.

2. CalculatedFreeAvailableChlorine(ppm)willdisplayfromwebsiteandcanbecalibratedin.1increments(+/-).Whencalibratingdown,arrowpast“OFF”orthePPMdisplaywillbeturnedoff.

3. ValueiscalculatedusingpH,ORP,Temp,andCYA.*FAC(PPM)calculationisnotcertifiedtoNSF50.

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4. ORP2 standby Note:Whileinthismode,theyellowORP2standbyLEDwillilluminate,boththepHandORPdigitaldisplayswillshowdashes,andallAutofunctionswillbedisabled.UsetheUporDownarrowbuttonstothelefttoincreaseordecreasethefunctionvalue.

a. Set Level1. Default:640mV2. Selectablerange:400mVto890mV(in5mVincrements),

cannotbesetforlessthan10mVbelowtheORP1setlevel.b. Dose Timer

1. Default:OFF.Inthetimeddosecyclemode,thedoseLEDwillflashwhiledosingandilluminatesteadilyduringthedelayportionofthetimedcycle.Incontinuousdosemode,thedoseLEDwillflashwhiledosing,anddosingwillcontinueuntilORPis10mVaboveSetLevel.

2. Selectablerange:OFF,CON(continuous),andTimed (10to900secondsON)

c. Delay Time

1. Default:OFF.Delaytimeof5minutesbetweenfeedcycles(timedfeedonly).Afterdosetime,thecontrollerwillwait(delay)forthespecifiedminutesbeforecheckingthecurrentlevelanddosingagainifnecessary.


d. Over Timer

1. Default:ON.Theoverfeedtimerdoesnotautomaticallyreset.Itmustberesetbyturningthecontrolleroff,thenon.

2. TheOverfeedtimerisinterlockedwiththeDoseTimerselection.i. IftheDoseTimerissettoatimedcycle,theOverTimer

willcounttimedfeedcycles.Whenthepresetcycleisreached,theORPdigitaldisplaywillflashandtheORP2outputrelaywillde-energize.Defaultis60cycles.


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-Selectablerange:5to100cyclesii. IftheDoseTimerissettoacontinuousfeedmode,the

OverTimerwillcountinminutes.Defaultis60minutes.-Selectablerange:20to180minutes

3. WhentheDoseTimerischangedfromeithertimedorcontinuousfeed,theOverTimerisresettoDefault.

4. ORP2willnotflashORPdigitaldisplayifORP2overfeedoccurs).

5. TurningofftheOverTimerwillvoidanyNSFCertification.

e. HighAlertcontrolledbyORP1.f. LowAlertcontrolledbyORP1.g. CYACal

• Defaultis0

• TestedCYAlevelmustbeenteredforaccurateFAC/ppmCal-culation.CYAshouldbetestedandenteredatleastmonthly.

5. Temp Mode

a. WaterTemperaturewillbedisplayedifthetemperaturesensoris installed. Display will show the water temp when Temp mode isenteredandwillnotchangewhiledisplayed.

b. TemperaturecanbecalibratedbyusingtheUp/Downarrowkeys(+/-10degrees).

c. DisplaycanbechangedfromFahrenheittoCelsiusbypressingthepHCalbutton.

6. Flowa. Thecontrollerandflowcellareshippedpre-mountedtoasmall

(16”x12”)orlarge(24”x19”)ABSplasticboard.Theintegratedflowswitchispre-wiredtothecontroller.

Figure 4: Flow Switch Terminal


Figure 5: Hiddenbutton

b. Theflowswitchmustbeinstalledforsafetyreasonstopreventdosingchemicalswhenthereisnoflowinthecirculationpiping.

c. Priortoinstallation,thecontrolleroperationcanbetestedbytiltingthepopulatedmountingboarduntilthecontroller’sgreenlightturnson(flowswitchmagnetattheswitch’stop).

7. HiddenFeatures-SeeFigure5.

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a. TheUp/Downbuttonscanbelockedouttopreventunauthorizedchangestothesettings.Thereisahiddenbuttonbehindthe“0”inIPS-M920CAonthefrontoverlay.PlacetheM920CA into standby mode and then press and hold the hidden buttonfor2seconds,untilthedisplayindicates“LocOn”andtheUp/Downkeysdonotoperate.Allotherfeaturebuttonswillworktodisplaycurrentsettings.Turnthelockoffbyholdingthehiddenbuttondownfor2secondsuntilthedisplayindicates“LocOff”.

b. TheM920CAcanbeforcedtomanuallydosepH,ORP1,orORP2byplacingtheM920CA into the standby mode that is desired (pH,ORP1,ORP2),andthensimultaneouslyholdingdownthedosetimerbuttonanddelaytimebutton.theM920CA will dose forthetimesetinthedosetimesetting(timed-feedonly).

8. Factorydefaults Toreturnthecontrollertothefactorydefaults:

a. Place the controller in Standby Mode. b. TurnoffthecontrollerbyholdingdowntheMode

pushbutton.


c. PressandholdboththeSetLevelandpHCalpushbuttons,andthenpresstheModepushbutton.BoththepHandORPdisplayswillshow“Ld”.Thecontrollerwillbereturnedtothefactorydefaultfunctions,andbeplacedinthetestmode.

d. ReturnthecontrollertofulloperationbyagainturningoffthecontrollerwiththeModepushbutton.TurnthecontrolleronagainbypressingtheModepushbutton.Note: Failure tocompletethisactionwillleavethecontrollerinthetestmode.

D. Maintenance1. Winterizing(extendedshutdownsorcolderclimates)

a. TurnofftheM920CAcontrollerandshutoffmainpowertocontroller.

b. GentlyremovethepHandORPsensorsfromtheflowcell.Filltheprovidedprotectivecaps(removedduringinstallation)withwaterandre-installontoeachsensor,andstoreinawarm,securelocation.Sensorendsmustremaininwaterforthedurationofthestoragetime.

c. Drainthewaterfromtheflowcell.2. Cleaningthesensortips

Note:Itisimportanttokeepthesensortipscleantoensureaccuratereadings.

a.Sensortipsshouldbecleanedevery3to6monthsforcommer-cialpoolsandspas,andevery6to9monthsforresidentialpoolsandspas.Determinethenecessaryfrequencybycomparingthereadingsbeforeandafterthecleaning.Identicalreadingsmeanthatthecleaningtimecanbeextended.

b. TurnofftheM920CA controller.c. Closetherightandleftvalvesatthebottomoftheflowcell.d. Loosenthenutfittingonthesensorandgentlyremoveitfrom

theflowcell.e. Swirlthesensortipinasolutionofliquiddishsoapandwater

for30secondsandrinsewithwater.

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27

f. Swirlthesensortipfor5secondsinMuriaticacidorwhitevinegarandrinsewithwater.Note: Do not touch or brush the sensortip.

g. Gentlyre-insertthesensorintotheflowcellandhandtightenthenutfitting.

h. TurnontheM920CA controller.i. Opentheflowcellvalvesandwaitforafewminutesforthe

systemtostabilizeandgetanaccuratereading.AdjusttheSetLevelifnecessary.

3. CheckingtheORPsensor

a. TheORPsensormustbecheckedevery6months,orafteranover-sanitizationevent.

b. Cleanthesensortipasshownintheprevioussection.c. Placethesensorinacleanglassoftapwater.Thereadingshould

showbetween200mVand400mV.d. AfteraddingapinchofDichlororTrichlorintothewater,the

readingshouldshowbetween750mVand800mV.Note: if a sanitizerwithhighpHisusedinplaceofDichlororTrichlor,thereadingshouldshowbetween650mVand750mV.

e. Ifthesensordoesnotshowtheindicatedreadings,thenitmustbe replaced.

4. CheckingthepHsensor

a. ThepHsensormustbecheckedevery6months,orafteranyincidentwhenthepHlevelgoesoutofrange.

b. Placethesensorinacleanglassoftapwater.c. Addasmallamountofacidtothewaterandtakeareading.It

should show a low number.d. Placethesensorintoasolutionthatishigherthan7.5pH,and

verifythatthereadingisincreasing.e. Ifthesensordoesnotshowtheindicatedreadings,thenitmust

be replaced.


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IV. IPS-M920CA Wi-Fi SetupA. Smart Phone Wi-Fi Setup1. TurnontheIPS-M920CA.

2. SearchforavailableWi-Finetworks.SeeFigure6.

3. Select XPicoWiFi_XXXXXX to connect. Note: XXXXXX indicates the last sixcharactersoftheMAC/Serial#locatedontheXPicoWifidevice,ona label near the antenna and on the insideofthecontrollercover(e.g.00-80-A3-AB-01-C8).

4. AfterclickingConnect,enter“xpicowifi”inlowercaseasthenetwork security password. Click onJoinbuttontocompletetheconnection.SeeFigure7.

5. Onceconnected,openabrowser window and type “192.168.0.1:8081”intheaddressbar. Press the Enter key. SeeFigure8.

6. Adialogboxwillappear.Type“admin”inlowercaseintheUserNameboxandthefullMAC/Serial#withoutdashes(e.g.0080A3AB01C8)inthePasswordbox.ClickonLogInbutton. SeeFigure9.

Figure 6: Available WiFi networks

Figure 7: Network Security Password

Figure 8: xPicoWiFi Web Address

Figure 9: xPicoWiFiLoginDialogBox


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7. TheXPicoWiFimainpagewillopen.Click on Quick Connect at the top ofthemenuandselecttheWiFinetworktobeused(e.g.H88d3).SeeFigure10.

8. Type in the Network Key associated with the selected Wi-Fi network. Note:Keysarecasesensitive.ClickontheSubmitbutton. SeeFigure11.

9. ClickontheOKbuttoninthedialogbox.Ignorethedisplayedwarningduringthefinalprocess.Note: The deviceinthewarningisXPicoWiFi.SeeFigure12.

10. TheWi-Finetworkconnectioniscomplete,andthegreenremotelightonthefrontofthecontrollershouldshowasasolidgreen.

Ifthelightisnotasolidgreen,verify that the correct Wi-Fi network is selected and re-enter the network key. Note:Keysarecasesensitive.

Figure 10: xPicoWiFiMainPage

Figure 11: Wi-Fi Network Key

Figure 12:CompleteConnection


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B. Desktop/LaptopWi-FiSetup1. TurnontheIPS-M920CA.

2. SearchforavailableWi-Finetworks.

Select XPicoWiFi_XXXXXX to connect.SeeFigure13. Note: XXXXXX indicates the last sixcharactersoftheMAC/Serial#locatedontheXPicoWifidevice,ona label near the antenna and on the insideofthecontrollercover (e.g.00-80-A3-AB-01-C8).

3. AfterclickingConnect,enter“xpicowifi”inlowercaseasthenetwork security password. Click onNextbuttontocompletetheconnection.SeeFigure14.

4. Onceconnected,openabrowser window and type “192.168.0.1:8081”intheaddressbar. Press the Enter key. SeeFigure15.

5. Adialogboxwillappear.Type“admin”inlowercaseintheUserNameboxandthefullMAC/Serial#withoutdashes(e.g.0080A3AB01C8)inthePasswordbox.ClickonLogInbutton. SeeFigure16.

6. TheXPicoWiFimainpagewillopen.Click on Quick Connect at the top ofthemenuandselecttheWiFinetworktobeused(e.g.H88d3).SeeFigure17.

Figure 13:XpicoWiFiConnection

Figure 14: Network Security Password

Figure 15: xPicoWiFi Web Address

Figure 16:xPicoWiFiLoginDialogBox

Figure 17:xPicoWiFiMainPage


7. Type in the Network Key associated with the selected Wi-Fi network. Note:Keysarecasesensitive.ClickontheSubmitbutton. SeeFigure18.

8. ClickontheOKbuttoninthedialogbox.Ignorethedisplayedwarningduringthefinalprocess.Note: The deviceinthewarningisXPicoWiFi.SeeFigure19.

9. TheWi-Finetworkconnectioniscomplete,andthegreenremotelightonthefrontofthecontrollershouldshowasasolidgreen.

Ifthelightisnotasolidgreen,verify that the correct Wi-Fi network is selected and re-enter the network key. Note:Keysarecasesensitive.

Figure 18: Wi-Fi Network Key

Figure 19:CompleteConnection

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C. RemoteMonitoringSetup1. NewAccountRegistration

a. Gotomonitor.ipscontrollers.com->SelectRegisterandenteravalidemailaddress,andthenselectSubmit.Websitewillsendaverificationemailtotheaddressentered.

b. Clicklinkinemailtocompleteregistration.Oncecompletedtheaccount Dashboard will be displayed.

2. AddingaNewController

a. DonotaddacontrollerwithoutfirstcreatingorselectingaLocation(stepb).

b. FromtheDashboardchooseSettingsandthenLocations.Ifthelocationforthecontrolleralreadyexists,selectthatlocationandthenselectAddController.IftheLocationdoesnotexistselectAddLocationandentertheLocationName(facility)andTimeZone.OncetheLocationisadded,selecttheLocationandthenselect Add Controller.

c. EntertheControllerName(Pool,Spa,Waderetc.),theMACAddressorSerial#(foundonthebottomoftheLeftsidepanelofthecontroller).Note:alllettersmustbeinCAPSandanycharacter that looks like a Zero is a Zero. Choose the Model # (VP200,M920orM920-CA)andthenselectAddController.Donotselect“Existing”.Allowfivetotenminutesforthecontrollerdata to update completely on the Dashboard.

3. AddingAdditionalUsers

a. FromtheDashboardselectSettingsandthenControllers.Selectthelocationandthenthecontrollertoaddauserto.

b. SelectAddUsersatthebottomrightofthepage.EnterUser’sEmailAddress,FirstandLastName.Finally,choosetoallow(ornot)theusertosettheirownNotificationsandtomakechangestothecontroller’sprogram.SelectAddUser(ifuserdoesnothavearegisteredaccountaverificationemailwillbesent).

c. Theuserwillneedtobeaddedtoeachcontrollerusingthefirsttwostepsabove(verificationemailwillonlybesentonce).

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d. User’sdashboardswillonlyshowthecontrollerstheyhavebeenadded to.

4. Automated Daily Report

a. ToreceiveautomatedNightlySummaryselectSettingsandthenAccountfromtheDashboard.

b. SelectEmailNightlySummaryandentertheemailaddressesfordesiredrecipientsseparatedbyasemicolon(;).

Anyquestionsonsetuporothermonitoringwebsitefeatures,pleasecall877-693-6903.

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V. Troubleshooting

A. Chlorine/Bromineleveltoolow1. ORP Set level is too low:CheckSanitizerlevelwithtestkitandadjust

Set Level as necessary

2. Chemical dose time too low:Increasethedosetime.

3. Chemical feeder is empty:Refillthefeeder.

4. Chemical check valve/injector is clogged:Switchacidfeedtubetochlorine injector to clean.

5. Feed pump malfunction:Repairthefeedpump.

6. Sensor malfunction: Replace sensor.

B.Chlorine/Bromineleveltoohigh1. ORP Set level is too high:CheckSanitizerlevelwithtestkitand

adjust Set Level as necessary.

2. Sensor tip is dirty:Cleanaccordingtomaintenance instructions.

C.pHleveltoolow1. pH Set level is too low: Check pH level with test kit and adjust Set

Level as necessary.

2. Chemical dose time too high:Lowerdosetime.

3. Chemical feeder is empty (base):Refillthefeeder.

4. Sensor malfunction: Replace sensor.

D.pHleveltoohigh1. pHSetLevelistoolow:CheckpHlevelwithtestkitandadjustSet

Level as necessary.

2. Sensor tip is dirty:Cleanaccordingtomaintenance instructions.

3. Improper pH sensor calibration:AdjustpHcalibration.


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4. Chemical feeder is empty (Acid):Refillthefeeder.

5. Feed pump malfunction:Repairthefeedpump.

6. Chemical dose time too low:Increasedosetime.

E. pHalertLEDon1. Problem with acid or base supply:Verifythattheacidorbasetankis

not empty.

2. Controller undershooting set level:Increasedosingtimeifusingatimedfeedcycle.

3. Manual addition:Verifythatthechemicalwasnotmanuallyadded.

4. Controller overshooting set level:1)Diluteacidwithwater,or2)Lowerdosingtime,orswitchfromcontinuousfeedtotimedfeed.

F.ORPalertLEDon1. Problem with chlorine supply:Verifythatchlorinewasnotmanually

added.

2. Controller overshooting set level:Lowerdosingtime,orswitchfromcontinuousfeedtotimedfeed.

3. Problem with chlorine supply:1)Verifythatthechlorinefeederisnotempty,or2)Verifythatthesolenoidvalveonthefeederisnotstuck open.

4. Controller undershooting set level:1)Checkforpropervalveposi-tionsandleaksinchlorinelines,or2)Increasedosingtimeifusingtimedfeed.

G. CalculatedFACppmnotmatchingmanualtest1. Thisisnotuncommon,especiallyaspHandORPsensorsage.

CalibrateFACtomatchyourtestedppmofsanitizerinORP1Mode.

2. AddmeasuredCYAusingtheCYACalsettinginORP2Mode.


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H.DisplayandLEDsoff1. No power supply:Checkcircuitbreakerandpowersupplyfuse

(.200Amponly).

I.Feedernotoperating1. Inadequate Flow:Checkflowlightandverifyflowthroughtheflow

cell.

2. Bad fuse: Replaceoutputfuse(3.15Amps).

J. FlowLEDoff1. Verifythatallappropriatevalvesareopen.

2. Verifythatthereissufficientpressureintheline.Closerightsidevalveslightlyifnecessary.

3. Verifythattheflowswitchissecurelyconnectedtothe controller terminals. Note:Turnpowerofffirst.

4. BoththepHandORPdoseoutputsaredisabledifthegreenFlowLED is not illuminated.

K. DisplayFlashing1. pHand/orORPdisplayflashing.pHand/orORPareinOverTime

alert.Takecontrolleroutofautomodeandcyclebacktoautomodeto clear.


VI. Warranty

IPS-M920CA pH/Dual ORP Controllers IPSControllerswarrantstheIPS-M920CAcontrollertobefreeofdefectsinmaterialsandworkmanshipforaperiodoffive(5)yearsfromthedateofinstallation.Thiswarrantyislimitedtotherepairorreplacementofdefectivecomponents(atourdiscretion)whenreturnedtothefac-torywithinthefive(5)yearwarrantyperiod.

Other Components IPSControllerswarrantsallothercomponentsincludingflowcellsandflowswitchesforaperiodofone(1)yearfromthedateofinstallation.Sensorswillbeunderwarrantyforaperiodofone(1)yearfromthedateoffactorypurchase.Thiswarrantyislimitedtotherepairorreplacementofdefectivecomponents(atourdiscretion)whenreturnedtothefactorywithintheone(1)yearwarrantyperiod.

LimitationofLiabilityThisLimitedWarrantyexcludesliabilityforanydamageduringtransportation,consequentialdamagesofanykind,damagesduetoimproperinstallationorimproperoperation,improperhandlingofchemicals,andtheuseofthisproductinapplicationsforwhichitwasnotdesigned.

ClaimsAllwarrantyclaimsshouldbedirectedtoIPSControllers.AfterreceivingaReturnedMerchandiseAuthorization(RMA)number,allproductmustbereturned(shippingprepaid)tothefactoryforevaluation.

IPS Controllers26111YnezRoad,SuiteC4Temecula,CA92591

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Factory Contact:26111YnezRoad,SuiteC-4,Temecula,CA92591

phone.877-693-6903,fax.951-693-3224web. www.ipscontrollers.com

M920CAOM 4/19

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