
■FunctionDescription
■Normalmeasurement
O N・Z E R O・ OFFbutton
Itdisplaystheanglefromthehorizontalplane.Youcanalsoswitchthemeasurementunittodisplay
risepermeterandgradient.
■Relativemeasurement
Youcansetareferencepoint(0.00°)andanyanglecanbecomethereferencepoint.(Thefollowing
explanationisforangle,buttheprocessisthesameforrisepermeterandgradient.)
■CheckingAccuracy
Turnthedevicearoundonthesamesurfaceand
checkthatthenumericalvaluesarethesame.Ifthe
differencebetweenthevaluesiswithin0.05°,the
deviceiswithintheaccuracyrange.Ifthedifference
ismorethan0.1°,calibrationisneeded.
●Ifthedeviceisnotupright,anerrorwillbedisplayed.
Pleasemakesureitisanuprightposition.
●Theaccuracyofthisproductisdescribedinthe■Specification
section.Ifhigheraccuracyisrequired,pleaseuseameasuring
instrumentwithgreateraccuracysuchasalevel.
●Donotdroporsubjecttostrongimpacts/vibrations.
●Neverdisassemblethedevice.
●Removethebatterieswhenthedevicewillnotbeusedforalong
time.
●Measurementcannotbeperformedonsurfacesotherthanthe
measurementreferenceplane.
●Keepoutofthereachofchildren.
●Whenthedisplayisasshowninthediagram
ontheright,presstheON・ZERO・OFFbutton.
●Ifthedevicegetsdirty,wipeitcleanwithasoftcloth.
Donotwipewithwater,avolatileoilsuchasthinneror
alcohol.
●Besuretochecktheaccuracybeforeuse.
Plane Plane Errordisplay
Caution
Forexample,ifyoupresstheON・ZERO・OFFbuttonat25°,thedisplaywillread0.00°andtheREFicon
willturnon.Thisisusefultocomparehowmuchofadifferencethereisbetween25°andanotherangle.
WhentheON・ZERO・OFFbuttonispressedagain,thedisplaychangestoshowtheanglefromthe
horizontalplane(usualmeasurement).
HOLD・BEEPbutton
Whenthemeasurementvalueisnotdisplayed,pressingthisbuttonwillturnthepower
ON.PressingthisbuttonwhenameasurementvalueisdisplayedwillturnontheREF
iconandsetthedevicetozero.Youcanreleasethevalueonthedisplaybypressing
thebuttonagain.Pressingandholdingwhenameasurementvalueisdisplayedwill
turnthepowerOFF.
PressingthisbuttonwhenameasurementvalueisdisplayedwillturnontheHOLD
iconandthenumericalvaluewillremainfixed.Pressingitagainreleasestheholdand
theHOLDiconwilldisappear.PressingandholdingthisbuttonwillturnontheBEEP
icon,andaBEEPwillsoundwhenthedeviceishorizontal/vertical.Thealarmsound
willstartfrom±1.4°,andtheintervalbetweenBEEPsoundsbecomesshorterasthe
devicegetsclosertohorizontal/vertical,andthenremainonelongtonewhenitis
horizontal/vertical.(Thealarmchangesinfourstages:Beep!Beep!Beep!→Bip!Bip!
Bip!→BeBeBeBeBeBeBe→Beeeeeeeeeeeeeee.)Pressandholdthebuttonagainto
cancelthealarm.
LIGHT°・mm/m・%
button
Angle
( °)
Riseper1m
(mm/m)
19.8° 360mm
Gradient
(%)
Horizontalplane
25° 26° Horizontalplane
HorizontalplaneHorizontalplane 1m Horizontalplane100
36.0
Pressingthisbuttonwhenameasurementvalueisdisplayedallowsyoutochangethe
measurementunit.(Theunitsrepeatintheorderof→mm/m→%→°).Pressingand
holdingwillturnonthebacklight.(Itwillturnoffwhenthereisnooperationforabout
27seconds,butcanbeturnedonagainbypressinganybutton.)Pressandholdagain
toturnoffthebacklight.