Leviton OSSMT-GD User Manual

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
/./&&
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/./&&
/./&&
/./&&
/./&&
/./&&/./&&
/./&&
/./&&
/./&&
/./&&
• 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

Leviton OSSMT-GD Specifications

General

Brand	Leviton
Model	OSSMT-GD
Category	Accessories
Language	English

Summary

General Warnings and Cautions

Safety and Usage Precautions

Essential safety warnings covering power disconnection, wire compatibility, load ratings, and receptacle control.

Product Overview and Installation Preparation

Product Description

Details the Multi-Technology Wall Switch Occupancy Sensor, its dual detection, and compliance.

Tools and Features

Lists necessary installation tools and highlights key product features like Decora style and adaptive technology.

Installation Steps

Step 1: Preparing and Connecting Wires

Instructions for preparing wires, stripping insulation, and ensuring straight wire ends for connection.

Step 2: Identifying Wiring Application

Guides users to identify their wiring setup, distinguishing between single-pole and 3-way applications.

Step 3: Installing for Single-Pole Application

Details the installation for single-pole wiring, emphasizing ground wire connection and proper wiring.

Step 4: Installing for 3-Way Wiring Application

Provides instructions for 3-way installation, specifying connections for Sensor 1 and Sensor 2.

Operation and Settings

Testing and Finalizing Installation

Steps for testing the sensor after installation, including securing the device and restoring power.

Control Panel Overview and Settings

Explains how to access and adjust settings like Time-Out, PIR Range, and Ambient Light.

Time-Out Settings Explained

Details Fixed, Adapting, and Walk-through time-out modes and their configurations.

Ambient Light and Manual On Modes

Describes Ambient Light Override, its adjustment, and the Manual ON mode functionality.

Sensor Operation Modes

Explains the operation of the push-button, motion indicator LED, and PIR/Ultrasonic detection.

Troubleshooting Common Issues

Provides solutions for problems like no response, lights staying ON, or unwanted activation.