
Aftermoutingthesensor
andthereflector,wiring
andmakingthealignment
adjustment,checkthe
operationofthesensorwith
itscoverattachedbylooking
atthealarmLED.
※Whensettingtoneindicatorto“ON”,
walktestmodestarts5minutesafterclosing
thecover,andpipsoundcomesoutforalarm.
⑦
8FUNCTIONS
Environmentaloutputsetting:
Whenthelightreceptionlevelreachestheprescribedlevelorlessforthe
followingreasons,theenvironmentalcontactoutputandLEDwillactivate.
・Protectionlineobstructedduetogrowingtreesandweeds
・Dirtonthesurfaceofsensorcoverandreflector
・
Environmentaldeteriorationcausedbythickfog,blizzard,snowcover
・Incorrectalignmentofopticalaxisofsensorandreflector,etc.
Besuretowashthesensorcoveronlywithwaterwithoutwipingit
withacloth.
Insuchcases,takeappropriatemeasureslikecuttingtrees,
cleaningthedevice,adjustingopticalaxesandsoon,
sothatthelightreceptionisrestoredtotheprescribed
levelormore.
(Signaloutputcontinuesmin.5sec.until
thelightreceptionisrestoredtothe
prescribedlevelormore)
Sensitivityattenuation
/EnvironmentLED:ON
Itmaytakesometime(max.afewminutes)fortheenvironmental
outputtorecovereveniftheenvironmentisrestored.Pressthe
distancesettingbuttonforimmediaterecovery.
123456
11
123456
66
123456
22
123456
(factoryset:0.05sec)
3 4 3 4 3 4 3 4
0.05sec.0.1sec.0.25sec.0.5sec.
Wall,signboard,etc.
123456
55
①Alarmoutputchangeover
(Functionsettingswitch:DIP1)
N.C.orN.O.canbeselected
foralarmoutputlogic. N.C.(Factoryset)
N.C. N.O.
N.C. N.O.
②Environmentaloutputchangeover
(Functionsettingswitch:DIP2)
N.C.orN.O.canbeselected
forenvironmentaloutputlogic.
③Responsetimeadjustment(Functionsettingswitch:DIP3/4)
Thedetectableinterruptiontimecanbeselected.
(Refertothediagrambelowtoadjusttheresponsetime.)
<Caution>
・Iftheinterruptiontimeisshorterthantheresponsetime,thereisno
detectionofobstructingobject.
・Ifthereisapossibilitythatlargeflyingobjects(birds,fallingleaves,etc.)
shieldtheopticalaxis,settheresponsetimelonger,consideringthe
installationconditions.
Detection mode changeover
Select"Normal"mode(factoryset)asregularsetting.
Thisdeviceisdesignedtoemitaninfraredbeamfromthe
sensorbody,monitorthechangeintheamountoflight
returningfromthereflectingobjectandthechangeinthe
distancetothereflectingobject
andoutputanalarmsignalwhen
theyexceedtheprescribedvalue.
In"Normal"mode,lostalarm
causedbylightwraparound
canbepreventedbymonitoring
thesetwochanges.
However,whentheenvironmentsuddenlychangesinashortperiod
oftime(suchasconcentratedtorrentialrain,rapidthickfogorsnowstorm),
theamountoflightreflectedandreturnedmaychangesosuddenly
thatanalarmsignalisoutput.
④ToneIndicator(Functionsettingswitch:DIP5)
WhentoneindicatorswitchisON,receptionlevelisnotifiedwithsound.
(OnlywhenMonitoroutputswitchissetto“Reception”)
・Asthelightreceptionlevelincreases,thesoundchangesfrom
intermittenttonetocontinuoustone,andthepitchincreasesafterthat.
・Thisfunctionoperatesonlywhenthesensorcoverisremoved.
ToneIndicator
:ON
Also,whenselecting"ON",walktestmodestartsafterclosingofthecover.
※Walk test mode
For5minutesafterclosingthecover,apipsoundisemittedwhen
crossingtheprotectionline,foreasyoperationcheck.
(Itautomaticallystopsafter5minutes)
Toextendthetimeforanother5minutes,openthecoverandcloseit
again.Repeatthisactiontoextendthetimefurther.
⑤Detectionmodechangeover
(Functionsettingswitch:DIP6)
Dependingontheenvironment
oftheinstallationlocation,
"Normal"or"Harsh"canbe
selected.
Select"Normal"mode(factoryset)asregularsetting.Whensettingto
"Harsh",readthesectionof【Detectionmodechangeover】below
carefullyandfullyunderstandthecontentbeforeuse.
HarshNormal
⑥Monitoroutput
"Distance"or"Reception"canbeselectedwhenadjustingtheopticalaxis
usingatestmeter.Whensetto"Distance",youcancheckthedistanceto
thereflector.Useitwhentherearereflectiveobjectsneartheprotection
line.
Distance Reception
※Referto“7 OPTICAL AXIS ADJUSTMENT”forfurtherdetail.
9OPERATION CHECK
AlarmLEDisON
Functionsettingswitch
Functionsettingswitch
Functionsettingswitch
N.C.(Factoryset)
Functionsettingswitch
Functionsettingswitch
Runatfullspeed Walkingnormally Walkingslowly
Response:0.05sec. Response:0.25sec. Response:0.5sec.
OFF(factoryset)
Normal(factoryset)
OFF ON
Monitoroutputswitch:
“Reception”
Ifthishappensoccasionally,setthedetectionmodeto"Harsh"mode."Harsh"
modemonitorsonlythechangeinthedistancetothereflectingobject,which
makesitdifficultforafalsealarmsignaltobeoutputevenifthereisasudden
changeintheenvironment.
※”Environmentaloutput”isoutputregardlessofdetectionmode.
Ontheotherhand,inthe"Harsh"mode,wraparoundofthelightmaynotbe
prevented.Rechecktheoperation,suchaswhetherthealarmsignalisalways
outputwhencrossingtheprotectionline,andstartoperatingthedevice.
Beamonprotectionline
Beamreflected
onobjects
pip
①MakesurethatthealarmLEDisoff(inalarmcondition)
andconfirmthatthereisnothingtoblocktheinfraredlight.
②Crosstheinfraredlightinvariousplacesonthe
protectionlineandchecktheoperation.Confirmthat
thealarmLEDisON(alarmcondition).
③ThedeviceisoperatingnormallyifthealarmLED
changesfromON(alarm)toOFF(protection)when
youcrosstheinfraredlight.
④Checkalsotheoperationoftheconnectedsystem.
Alarmisoutputduringthelightinterruptiontimeorfor
2secondswhenlightisblockedforlessthan2seconds.