REED R8140 Manuel utilisateur

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INSTRUMENTS

Model R8140

LED Light Meter

Instruction

Manual

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INSTRUMENTS

Table Of Contents

Features...................................................................................................... 3

Applications................................................................................................ 3

Specications............................................................................................. 4

Instrument Description ............................................................................... 5

Display Description .................................................................................... 5

Operating Instructions.............................................................................6-8

Protective Cap......................................................................................... 6

Adjustable Probe ..................................................................................... 6

Power Button .......................................................................................... 6

Backlight (Power) Button ......................................................................... 7

HOLD Button........................................................................................... 7

Max/Min Button....................................................................................... 7

Measurement Range Selection ................................................................ 7

Unit of Measure Selection........................................................................ 7

Selecting the Appropriate Light Setting.................................................... 8

Characteristics of Sensor Spectrum Response ......................................... 8

Battery Replacement.................................................................................. 9

Maintenance and Care ............................................................................... 9

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INSTRUMENTS

Features

• Measuresambientlightlevelsofwhite,red,yellow,greenandblueLED

lightandvisiblelightinFoot-candlesorLux

• Large,backlitLCDdisplay

• Detachableandrotatablelightsensor

• Min/Maxanddataholdfunctions

• Cosineandcolorcorrectedmeasurements

• Useradjustableparameterforspecializedlightsources

• Lowbatteryindicatorandautoshutoff

• Includesbattery,sensorcover,andhardcarryingcase

Applications

• OSHAworkenvironmentcompliance

• Cinematographyandphotographyapplications

• Museumexhibits

• Lightingsysteminstallation

• Environmentalmonitoring

• Interiordesignprojects

• Industrialapplications

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INSTRUMENTS

Specifications

MeasuringRange(s): Lux:0to199,900

 Fc:0to19,990

Accuracy: IncandescentLightSource:±(3%rdg.+5dgt)

 OtherVisibleLightSource:±8%rdg.

Resolution: Lux:0.1

 Fc:0.01

ResponseTime: 500mS

SensorType: Siliconphotodiodewithcolorcorrectionlter

and cosine correction

LightTypes: WhiteLED,YellowLED,GreenLED,RedLED,

 BlueLED,WarmWhiteFluorescent,ColdWhite

 FluorescentLamp,Incandescent

Angledeviationfrom

cosinecharacteristics: 10°±1%

 30°±2%

 60°±5%

 80°±20%

Autoranging: Yes(AutoandManual)

Display: 6-digitLCD

BacklitDisplay: Yes

DataHold: Yes

Min: Yes

Max: Yes

OverrangeIndicator: Yes

AutoShut-off: Yes(after30mins)

LowBatteryIndicator: Yes

PowerSupply: 2xAAbatteries

BatteryLife: Approx.80hours

ProductCertications: CE,RoHS

OperatingTemperature: 32to104°F(0to40°C)

StorageTemperature: 14to122°F(-10to50°C)

OperatingHumidityRange: 0-80%

Dimensions: 6.7x2.5x1.5”(169x63x37mm)

Weight: 7.4oz(210g)

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INSTRUMENTS

Instrument Description

1. Lenscover

2. Lightsensor

3. LCDdisplay

4. Powerbutton

5. Backlight(Power)button

6. HOLDbutton

Display Description

7. Max/Minbutton

8. Rangeselectorbutton

9. Fc/Lxselectorbutton

10.Batterycover

11.Setbutton

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INSTRUMENTS

Operating Instructions

Press the POWERbuttontoturnthemeteron.“CAP-”willauto-appear

ontheLCDdisplay.After“CAL-”appears,themeterautomaticallyadjusts

tozero.Whenautomaticzeroadjustmentiscompleted,“CAL-”

disappearsand“0.0”willappear,conrmingthecapcanberemovedto

start measuring. Press the POWERbuttonagaintoturnoffthemeter,and

coverthelightsensorwiththeprotectivecap.

Note:If“ERR1”appears,checktheprotectivecaptoinsureitis

properly secured.

Protective Cap

This is used to protect the light

sensor from damage and creates a

completedarkenvironmentforthe

metertoself-calibrateonstart-up.

Adjustable Probe

Dependingontheapplication,thelight

probecanbeadjustedorremoved

from the meter.

Power Button

Pushthisbuttontoturnonthemeter.

Pushandholdthisbuttonfor3

seconds to turn the meter off. The unit

willautomaticallyturnitselfoffafter

30minutesofinactivity.Todisablethe

automaticpowerofffunction,turnthe

meteroff,pushandholdthe“ ”

button,thenpushthePOWER button

toturnthemeteron.The“ ”will

disappearfromtheLCDconrming

this setting.

continued ...

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INSTRUMENTS

Backlight (Power) Button

PushthisbuttontoturntheLCDbacklightONandOFF.Thebacklightwill

automaticallyturnoffafter30secondsinordertopreservebatterypower.

HOLD Button

TheusermayholdthecurrentreadingontheLCDdisplaybypressing

the“ ”button.Ausermaypressthebuttonagaintoresumenormal

operating mode.

Max/Min Button

Bypushingthisbutton,theusermayswapbetweenmaximum,minimum

andcurrentreading.Pushandholdthiskeyfor3secondstoexitMAX/

MINmodeandreturntonormaloperatingmode.

Measurement Range Selection

Theusermayusethisbuttontoselectthepreferredmeasuringrange.The

availablerangesare:AUTO,200,2000,20000,200000lx/AUTO,20,200,

2000,20000fc.

Unit of Measure Selection

PressthisbuttontotogglebetweenFootCandleandLuxunit

of measurement.

continued ...

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INSTRUMENTS

Selecting the Appropriate Light Setting

Press the button,andusethe and buttonstoselectapreset

correctionsettingfromL0toL8.Accordingtothelightingsource,theuser

should set their appropriate preset correction for the accurate measuring

result. The user can set his correction factor if a high precision light meter

with“V( )”<3%isavailable.Chooseoneofthefollowingsettingsbased

on your light source:

L0:Standardincandescentlightsource

L1:LEDwhitedaylight(5000K)

L2:LEDAMBER(YELLOW)light(3000K)

L3:LEDGREENlight

L4:LEDREDlight

L5:LEDBLUElight

L6:WarmWhiteFluorescentLamp(2700K)

L7:ColdWhiteFluorescentLamp(6500K)

L8:usersetupmode

Characteristics of Sensor Spectrum Response

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Battery Replacement

Whenbatteryindicatordisplaysalowbattery,theusershouldreplacethe

battery.Thebatterycovercanbeopenedwithaphilipsscrewdriverand

twoAAtypebatteriesshouldbereplaced.

Maintenance and Care

• Repairsorservicingnotcoveredinthismanualshouldonlybe

performedbyqualiedpersonal.

• Periodicallywipethemeterwithadrycloth.Donotuseabrasivesor

solventsonthisinstrument.

ForserviceonthisoranyotherREEDproductorinformationonother

REEDproducts,contactREEDInstrumentsat[email protected].

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INSTRUMENTS

Notes _________________________________________

________________________________________________

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