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Leviton OSSMT-GD Install Manual

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WARNINGS AND CAUTIONS:

• Tobeinstalledand/orusedinaccordancewithappropriateelectricalcodesandregulations.

• Ifyouareunsureaboutanypartoftheseinstructions,consultaqualiedelectrician.

• Controllingaloadinexcessofthespeciedratingswilldamagetheunitandposeriskofre,electricshock,personalinjuryordeath.

Checkyourloadratingstodeterminesuitabilityforyourapplication.

• Donotinstallthisunittocontrolareceptacle.

WARNINGS AND CAUTIONS:

• TheOSSMT-GDOccupancySensorisintendedtoreplaceastandardsingle-poleDecorawallswitch.

• Donottouchthesurfaceofthelens.Cleanoutersurfacewithadampclothonly.

• Disconnectpoweratcircuitbreakerorfusewhenservicing,installingorremovingxture.

• Usethisdeviceonlywithcopperorcoppercladwire.WithaluminumwireuseonlydevicesmarkedCO/ALRorCU/AL.

SinglePole(OneLocation)orMulti-Location

Multi-Technology Designer Wall Switch Occupancy Sensor

California Title 24 2005 Compliant

Cat. No. OSSMT-GD

Incandescent/Tungsten:800W@120VBallast:1200VA@120VBallast:2700VA@277VMotor:1/4hp@120V

Operating Temperature Range:0°Cto50°C

Relative Humidity:20%to90%non-condensing

No Minimum Load Required

Compatiblewithincandescentlamps,low-voltagelightingwithelectronicandmagnetictransformers,electronicandmagneticuorescentballasts,andfans.

INSTALLATION INSTRUCTIONS

TOOLS NEEDED TO INSTALL YOUR SENSOR

Slotted/PhillipsScrewdriver ElectricalTape 

Pliers   Cutters  

SmallSlottedScrewdriver

• Leviton’sDecora

®

styledesign

• Sensorcanbegangedtogetherwithotherunitsinamultiple-switch

wallplate.

• Self-AdaptiveTechnologyadjuststooccupancypatternsofusein

autoadaptmode.

• TheAdaptingTime-outwalk-throughfeaturepreventslightsfrom

remainingONforanextendedperiodafteronlyamomentary

occupancy.

• Switchesasingleloadcircuit.

• OnePush-ButtonwhichprovidesmanualON/OFFswitchingat

anytime.

• Adjustablehorizontaleldofview.

• IntegratedphotocellpreventslightsfromturningONwhenroomis

adequatelyilluminatedbynaturallight.

• TrueZero-Crossrelayprovidesmaximumcontactlifeand

compatibilitywithelectronicballasts.

• Dualdetectiontechnology,bothPassiveInfraredandUltrasonic.

CanbeconguredasUltrasonicOnlybydisablingPassive

Infrared.

Leviton'sDesignerMulti-TechnologyWallSwitchOccupancySensor,

Cat.No.OSSMT-GD,isdesignedtodetectmotionusingthepassive

infrared(PIR)sensorfromsources(suchasapersonenteringa

room)withinitseld-of-view(monitoredspace)andautomatically

switchlightsON.TheOccupancySensorsensesmotionwithinits

maximumcoverageareaof2400sq.ft(223m

2

).Theultrasonic(US)

sensorsworkwiththePIRtokeepthelightsONwhenoccupied.The

controlledlightswillremainONuntilnomotionisdetectedandthe

scheduledtime-delayhasexpired,atwhichpointthelightswillbe

turnedOFF.Inadaptingtime-outmodethesensoradaptsitstime

delaysettingstotheoccupancypatternsofaroom.

TheCat.No.OSSMT-GDisanOccupancySensorthatisdesignedto

controlasinglelightingcontrolcircuitandprovidetheenergysavings

ofanoccupancysensor.Thisdevicedoesnotcontainaneutral

conductor.Itisintendedforuseinretrotapplicationswhereaneutral

isnotavailableinthewallbox.

TheOSSMT-GDisasinglerelaydevice,whichcanbeAutoONor

ManualON.ThedevicecontainsaphotocellthatprovidesanAmbient

LightHoldOfffunction.ThedeviceiscongurableforeitherUltrasonic

withPIRorUltrasonicOnlymodesofoperation.

Cat. No. OSSMT-GD is ETL listed, cETL listed and conforms to

California Title 24 requirements.

ThePIROccupancySensorusesasmallsemiconductorheatdetector

thatresidesbehindamulti-zoneopticallens.ThisFresnellens

establishesdozensofzonesofdetection.TheSensorissensitivetothe

heatemittedbythehumanbody.InordertoinitiallytriggertheSensor,

thesourceofheatmustmovefromonezoneofdetectiontoanother.

Thedeviceismosteffectiveinsensingmotionacrossitseld-of-view

anditislesseffectivesensingmotiontowardsorawayfromitseld-of-

view).Keepthisinmindwhenselectingtheinstallationlocation(refer

to Field-of-View diagrams).

TheUSOccupancySensorusesanon-audible,highfrequency(40kHz)

tosenseDopplershiftscausedbymotioninthespace.TheUSismore

sensitivetosmallmotionanddoesnotrelyonlineofsightfordetection.

Ifbothsensorshavenotdetectedanymotionforthesettimeoutperiod,

therelayanditscorrespondingloadwillbeturnedOFF.

Notethatoccupancysensorsrespondtorapidchangesintemperature,

socareshouldbetakennottomountthedevicenearaclimatecontrol

source(i.e.radiators,airexchanges,andairconditioners).Hotorcold

draftswilllooklikebodymotiontothedeviceandwilltriggeritiftheunit

ismountedtooclose.It is recommended to mount the Occupancy

Sensor at least 6 feet away from a climate control source.

Inaddition,itisalsorecommendedNOTtomounttheOccupancySensor

directlyunderalargelightsource.Largewattagebulbs(greaterthan

100Wincandescent)giveoffalotofheatandswitchingthebulbcauses

atemperaturechangethatcanbedetectedbythedevice.Mountthe

OccupancySensoratleast6ft.awayfromlargebulbs.Ifitisnecessary

tomountthedevicecloser,lowerthewattageofthebulbdirectly

overhead.

WARNING:TO AVOID FIRE, SHOCK, OR DEATH; TURN

OFF POWER atcircuitbreakerorfuseandtestthatpoweris

offbeforewiring!

Step 1

/./&&

/./&&

/./&&

/./&&

/./&&

/./&&

/./&&/./&&

/./&&

/./&&

/./&&

/./&&

• Pulloffpre-cutinsulationfromsensorleads.

• Makesurethattheendsofthewiresfromthewallboxarestraight

(cut if necessary).

• Removeinsulationfromeachwireinthewallboxasshown.

Preparing and connecting wires:

9/16"

(1.4 cm)

Strip Gage

(measure bare

wire here)

Cut

(if necessary)

Step 3

INSTALLING YOUR SENSOR

NOTE:UsecheckboxeswhenStepsarecompleted.

Installing your Sensor – Single-Pole Application:

Step 4

Identifying your wiring application

(most common):

Step 2

WIRING SENSOR:

Connect wires per WIRING DIAGRAM as follows:Screwwireconnector

onclockwisemakingsuretherearenobareconductorsbelowthewire

connectors.Secureeachconnectorwithelectricaltape.

• GreenorbarecopperwireinwallboxtoGreenlead.

• LineHotwallboxwiretoBlacklead.

• LoadwallboxwiretoBluelead.

NOTE: Allow 1 minute for warm-up after connecting and energizing.

WIRING SENSOR 1:

Connect wires per WIRING DIAGRAM as follows:

• GreenorbarecopperwireinwallboxtoSensor1Greenlead.

• LineHot(common)wallboxwireidentied(tagged)whenremovingold

switchandFirsttravelerfromSensor2toSensor1Blacklead.

• SecondTravelerwallboxwirefromSensor2toSensor1Bluelead.

WIRING SENSOR 2:

Connect wires per WIRING DIAGRAM as follows:

• GreenorbarecopperwireinwallboxtoSensor2Greenlead.

• Loadwallboxwireidentied(tagged)whenremovingoldswitchand

SecondTravelerfromSensor1toSensor2Bluelead.

• FirstTravelerLineHotfromSensor1toSensor2Blacklead.

NOTE: Allow 1 minute for warm-up after connecting and energizing.

Step 5

NOTE:

TheCat.No.OSSMT-GDrequiresagroundwiretooperateproperly.

Ifthereisnogroundwire,ensureelectricalboxisgroundedandattach

groundwiretoboxwithascrew.Ifthegroundwireisoatingthisdevice

willnotwork.

NOTE:TheCat.No.OSSMT-GDrequiresagroundwiretooperate

properly.Ifthereisnogroundwire,ensureelectricalboxisgroundedand

attachgroundwiretoboxwithascrew.Ifthegroundwireisoatingthis

devicewillnotwork.

NOTE:Sensor1

must

beinstalledinawallboxthathasbothaLINEHot

andaGroundconnection.Sensor2

must

beinstalledinawallboxthat

hasbothaLoadandaGroundconnection.

Ifyouareunsureaboutanypartoftheseinstructions,consultaqualied

electrician.

NOTE:EithersensorcanturnthelightsON.Bothsensorsmusttimeout

toOFForbothmanualbuttonsmustbepressedforthelightstogoOFF

DESCRIPTION

DI-0XX-OSSMT-00A

FEATURES

1

2

3

4

3

2

1

3-Way

1. LineorLoad(Seeimportant*

instruction)

2. Ground

3. FirstTraveler–notecolor

4. SecondTraveler–notecolor

Single-Pole

1.Line(Hot)

2.Ground

3.Load

IMPORTANT:For3-Wayapplications,notethatoneofthescrew

terminalsfromtheoldswitchbeingremovedwillusuallybeadifferent

color(Black)orlabeledCommon.Tagthatwirewithelectricaltapeand

identifyasthecommon(LineorLoad)inbothswitchwallboxes.

Sensor

Green

Blue

Black

1

2

3

Black (Hot)

Neutral (White)

Load

Sensor

Black

Black

White

Blue

Green

Ground

Line

120VAC, 60Hz

Installing your Sensor – 3-Way Wiring Application:

Black (Hot)

Neutral (White)

Load

Sensor 2 Sensor 1

Black

Black

Black

White

Blue Blue

Green

Ground

Green

Ground

Line

120VAC, 60Hz

NOTE:Dresswireswithabendasshownindiagramtorelievestress

whenmountingdevice.

•

 Positionallwirestoprovideroominoutletwallboxfordevice.

• Partiallysecuredeviceusinglongmountingscrewsprovided.

• Restorepoweratcircuitbreakerorfuse.

NOTE: Allow 1 minute for warm-up after energizing.

NOTE:AllmodelsoftheOSSMT-GDarefactorypresettowork

withoutanyadjustments.Ifnecessary,adjusttheBlindersandPIR

RangeControltostopanyunwantedactivationofthelights(refer

to FEATURES section).

• ForadditionalTimeControlSettings(refer to the SETTINGS section).

NOTE:ToavoidPERMANENTDAMAGEtotheunit,becareful

NOTTOOVERTURNthecontrolknobsorleverswhensettingthe

Sensor.Thecontrolscanbeaccessedbyremovingthewallplate

(ifapplicable)andcontrolpanelcover(refer to Control Panel

Diagram).Useasmallstraightbladescrewdrivertoadjustknobs

andblinderlevers.

NOTE: DO NOT pressinonblinderleversoruseexcessiveforce

(refer to Control Panel Diagram).

• AttachtheControlPanelcoverwhenthedesiredsettingsare

complete.

If lights do not turn ON, refer to the TROUBLESHOOTING section.

Testing your Sensor prior to completely

mounting in wall box:

Step 6

NOTE: To access control settings, remove the control panel cover.

If necessary, remove the warning label that covers the adjustment

dials (refer to Control Panel Diagram).

Factory Settings:Thesensorisshippedfromthefactorytoworkin

almostallsituations,withoutanyaddedadjustments.Thefactorysettings

are:Blindersopen,10minutesxedTime-Out,LightsalwaysturnON

regardlessofexistinglightlevels,Mediumpassiveinfrared(PIR)range,

andHighUltrasonicrange.ThePIRandultrasonictechnologiesareboth

active.

Blinders:Theblindersaretwoindependentshuttersthatcannarrow

theeld-of-viewfromamaximumof180°downto32°.Theblindersare

operatedbymovingtheblinderleverstowardsorawayfromthecenterof

theSensor.Theblinderleverscanbefoundabovethecontroldialsinthe

controlpanel(refer to Control Panel Diagram).

Time-Outs:TheSensorhasthreetypesofTime-Outs:Fixed,Adapting,

andWalkthrough.

 • FixedTime-Out:ThevalueofthisTime-Outisuserselected

throughtheuseoftheTimeControlSetting(refertoControlPanel

DiagramandTime-OutSettings).

FEATURES

Mounting

screws

(2 places)

Wall surface

Sensor

Sensor 1

Green

Blue

Black

4

3

2

1

Sensor 2

Green

Blue

Black

4

3

2

1