Kyoritsu KEW 5204 Manual

Kyoritsu Lysmåler KEW 5204

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2. Features

●Wide Range 0.1〜199900 lux

●MAX/MIN function

●Automatic Zero Adjust function

●Large LCD Display with Backlight

3. Name of Parts and Position/Operation

①Lens Protecting Cover

This is used to protect the

photocell from scratching and

c r e a t e c o m p l e t e d a r k

environment for the meter to

p e r f o r m d a r k c u r r e n t

calibration.

②

Light Sensing Probe/Photocell

③LCD Display

④Power button

Push this button to turn on

the meter. Please push the

button again to turn it off. The

unit will automatically turn

itself off after 30 minutes if no

key operation. To disable the

automatic power off function,

turn the meter off, push and

keep holding button, then push power button to turn on.

⑤Backlight button

Push this button to turn on and off the LCD backlight. The backlight will

be automatically off after 30 seconds to save battery power.

⑥HOLD button

The user may hold the present and keep it on the LCD display by

pressing the button.

⑦Max/Min button

Push this button to set the meter working under MAX/MIN mode. By

pushing this button, the user may swap the LCD reading among current,

maximum and minimum reading. Push and hold this key for 3 seconds

to exit MAX/MIN mode.

⑧Range selector button.

The user may use this button to select the preferred measuring or

automatically selected by the meter. The available ranges are: AUTO

200, 2000, 20000, 200000 lx

⑨０ ADJ button （Please refer to Measurement）

1. SAFETY WARNINGS

This instruction manual contains warnings and safety rules which must be

observed by the user to ensure safe operation of the instrument and to

retain it in safe condition.

 WARNING

● Read through and understand instructions contained in this manual

before starting using the instrument.

● Save and keep the manual handy to enable quick reference whenever

necessary.

The symbol  indicated on the instrument means that the user must refer

to related parts of the manual for safe operation of the instrument. Be sure

to carefully read the instructions following each  symbol in this manual.

 DANGER ：is reserved for conditions and actions that are likely to

cause serious or fatal injury.

 WARNING： is reserved for conditions and actions that can cause

serious or fatal injury.

 CAUTION ： is reserved for conditions and actions that can cause

minor injury or instrument damage.

 WARNING

● Do not install substitute parts or make any modification to the

instrument. Return the instrument to Kyoritsu or your distributor for

repair or re-calibration.

 CAUTION

● Do not expose the instrument to the direct sun, extreme temperatures

or dew fall.

●

This instrument isn't dust & water proofed. Keep away from dust and water.

● Be sure to set the Function Selector Switch to the "OFF" position after

use. When the instrument will not be used for a long period of time,

place it in storage after removing the batteries.

● Use a damp cloth and detergent for cleaning the instrument. Do not

use abrasives or solvents.

● The instrument should be calibrated once a year or so for the accurate

measurement



This symbo l is ma rked wh ere t he user must refe r to the

instruction manual so as not to cause personal injury or

instrument damage.

This instrument satisfies the marking requirement defined in the

WEEE Directive. This symbol indicates separate collection for

electrical and electronic equipment.

⑩Battery cabinet cover

When battery capacity segment is less

than one, the user should replace the

battery. The batter y cabinet can be

opened with a screw driver and two AA

type batteries should be installed.

4. Specifications

MODEL KEW 5204

Light detector Silicon photo diode

Measuring Range 0.0〜199,900 lx

Range 199.9/1,999/19,990/199,900 lx

Resolution 0.1 lx

Accuracy ±4%rdg±5dgt（23℃±2℃）

Angle deviation from cosine

characteristics

10° ± 1.5%

30° ± 3%

60° ± 10%

80° ± 30%

Temperature characteristics

±5 % (at 23℃ reference and a range of 0 to 40℃)

Relative spectral sensitivity

characteristics

Deviation from spectral luminous

efficiency:9% or less

Response time

Auto range:5s or less

Manual range:2s or less

Auto power off 30 min.

Dimensions 169(L)x63(W)x37(D)mm

Weight 210g approx..

Power source R6(AA)(1.5V) x 2

Operation Temperature/

Humidity

0℃〜40℃,80%RH or less（without

condensation）

Storage Temperature/

Humidity

-10℃〜60℃,70%RH or less（without

condensation）

Continuous measuring time Approx. 80 hours

Applicable Standards

JIS C 1609-1:2006

IEC61326

Accessories

Carrying case

Instruction Manual

R6(AA)(1.5V)×２

5. Measurement

5-1 Zero adjust

Please perform zero adjustment before measurement.

Press 0 ADJ button with the Lens Protecting Cover attached to the Light

Sensing Probe.

"CAP-" will auto-appear on the LCD display. After "CAL-" appears, the

meter enters the automatic zero adjustment. When automatic zero

adjustment is completed, "CAL-" disappears and "0.0"appears. After

confirming the "0.0" display, remove the cap to start measuring.

IfERR1appears, check the cap to make sure it is on properly.

After the measurement has been completed, press the power button

again to turn off the power, and cover the light-detecting surface with

the cap for protecting against stray light.

5-2 Measurement

Place the light sensing probe parallel to the measuring object and

measure it. At this time, please be careful that your own shadow does

not hit the sensing probe.

The light sensing probe can be fixed on the meter parallel or

perpendicular to the LCD Display. Or it may be detached from the unit to

fit the measuring requirement.

05-18 92-2349

INSTRUCTIONMANUAL

DIGITALLIGHTMETER

LIGHTMETERSERIES

KEW5204

ADEQUATE LIGHT LEVELS FOR YOUR WORKING OR AT YOUR WORK AREAS.

LUXES (lx)

3,000 2,000 1,500 1,000 750 500 300 200 150 100 75 50 30 20 15 10 7

OFFICE

Entrance hall (day-time)

Director room

Inquiry office, Dining

room

Night-duty room

Stair

Indoor emergency

staircase

Council room

Electronic computer room

Reception room

Guard station

Library, Tearoom

Dressing room

Toilet, lavatory

Warehouse, Lift, Passage

FACTORY

Extra fine visual work

Design room

Drawing room

Stair

Indoor emergency

staircase

Control room,

Electric room

Air conditioning machine

room, lavatory, Toilet

Entrance

Passage Path

Warehouse

SCHOOL

Drawing room

Classroom, Faculty room,

Dining room, Gymnasium

Night-duty room

Stair

Clothing classroom,

Electronic computer room

Experimental laboratory

Reading room

Healthcare room

Auditorium, Assembly

room

Locker room

lavatory, Toilet

Passage

HOSPITAL

Operating room

Emergency room

Consultation room

Nurse station

Pharmacist office

Pharmacist's oce

General examination room

Physiological examination

room, Radioisotope room

Funeral chapel

Nursery room

Waiting room

Visiting room

Passage for outpatients

Changing room, lavatory

Hospital charts room

Toilet

Ward Emergency staircase

X-ray room

Physiotherapy room,

Exercise machine room

Night-duty room

Endoscopy room, X-ray

fluoroscopy room

Ophthalmic dark room

STORE

Most important

part of display

Lift lobby, Escalator

Reception room

lavatory, Toilet

Passage, Resting room

Important part of display,

Negotiation room Stair

RESTAURANT

Sample case Register Stair

Cookroom

Dining table

Counter

Waiting room

Guest room

lavatory, Toilet

Porch, Passage

THEATRE

CONCERT HALL

Ticket ofce

Spectator seats, Lobby

Electric room

Mechanical room

lavatory, Toilet

Entrance

Resting room

Projection room

Passage

Monitoring room

(during performance)

Projection room

(during performance)

Stall, Green room

Monitoring room

Stair

Theatre basement work

room

INN, HOTEL

Front desk

Counter, Oce

Carriage porch

Dining room

Stair Important parts of garden

Cuisine

Guest room desk

Banqueting hall, Salle

Lobby, lavatory, Toilet

Game room, Guest room,

Entrance, Passage,

Bathroom

Undressing room

BEAUTY SALON

BARBAR SHOP

Hair dressing, Hair dyeing

Hair set, Make-up

Hair cut, Shaving

Dressing

Shampooing, Register

Stair

Toilet inside the shop Passage

(JIS Z9110-2010)

DISTRIBUTOR

Kyoritsu reserves the rights to change specifications or designs described

in this manual without notice and without obligations.

REF. LEVEL

Produkt Specifikationer

Mærke:	Kyoritsu
Kategori:	Lysmåler
Model:	KEW 5204

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