Klein Tools ET130 Instruction Manual

INSTRUCTION MANUAL

ET130

FRANÇAIS pg. 13

ESPAÑOL pg. 7

Light Meter

• MEASUREMENTS IN
FOOT CANDLES (FC)
AND LUX

• DATA HOLD

• MAX/MIN

• BACKLIT
LCD SCREEN

ENGLISH

2

GENERAL SPECIFICATIONS

Klein Tools ET130 is an easy-to-use precision light meter that
measures illuminance levels in both Foot Candles (FC) and Lux.

• Spectral Range: 400 to 760 nm; white light CIE standard

• Range: 0 to 4,000 FC; 0 to 40,000 Lux (1 FC = 10.76 Lux)

• Resolution: 0.01 FC / 0.1 Lux

• Repeatability: +/- 3%

• Accuracy: +/- 5% reading +/-10 digits @ <10,000 Lux

+/- 10% reading +/-10 digits @ >10,000 Lux

• Sample Rate: 2 times per second

• Sensor: Silicon photodiode with spectral response filter

• Battery: 9V

• Operating Altitude: 6562 ft. (2000 m)

• Relative Humidity: <80% non-condensing

• Operating Temp: 32° to 104°F (0° to 40°C)

• Storage Temp: 14° to 140°F (-10° to 60°C)

• Dimensions: 8.1" x 2.1" x 1.4" (206 x 54 x 36 mm)

• Weight: 5.5 oz. (156 g) including batteries

• Tripod Mount: 1/4-20 UNC

• Calibration: Accurate for one year

• Drop Protection: 3.3 ft. (1m)

Specifications subject to change.

WARNINGS

To ensure safe operation and service of the meter, follow these
instructions. Failure to observe these warnings can result in
severe injury or death.

• Read the instructions to ensure safe operation.

• Meter is NOT insulated. Avoid contact with areas where

energized conductive elements may be present.

• Always wear approved eye protection.

ENGLISH

3

FEATURE DETAILS

NOTE: There are no user-serviceable parts inside meter.

1.

Photodiode Sensor

6.

RANGE/FC/LUX Button

2.

3-3/4 Digit LCD Screen

7.

Backlight Button

3.

HOLD Button

8.

1/4-20 UNC Tripod Mount

4.

MAX/MIN Button

9.

Battery Cover

5.

Power Button

A.

Measurement

B.

Bar Graph

C.

Low Battery Indicator

D.

Units (FC/Lux)

E.

Function

(HOLD/MAX/MIN)

F.

Range (Auto/Manual)

G.

Auto Power-Off Icon

H.

Resolution (40/400/4K/40K)

LCD Display Detail

A

B

F

EGC

H D

1

2

3 4

7
6

5

8

9

Front of Meter Back of Meter

4

FUNCTION BUTTONS

ON/OFF

A short press of the Power Button 5 will power on and off the meter.

AUTO POWER-OFF

Auto Power-Off will automatically turn off the meter after 10 minutes of
inactivity. When powered on, Auto Power-Off is enabled by default. A
long press of the Power On/Off Button 5 for more than three seconds
will disable the Auto Power-Off function, and the Auto Power-Off icon G
will disappear from the display. A second long press will re-enable
Auto Power-Off, and the Auto Power-Off icon will reappear.

BACKLIGHT

When powered on, the backlight is off by default. Press the Backlight
button 7 to turn the backlight on or off. Backlight will remain on
until it or the meter itself is turned off.

RANGE/FC/LUX

When powered on, the meter defaults to measuring in Foot Candles (FC).
To switch to Lux, long-press the RANGE/FC/LUX button 6 for more than
three seconds. A second long-press will switch back to FC. Note the
Units icon D on the display.

Short presses of the RANGE/FC/LUX button will toggle the meter between
Auto-ranging and Manual-ranging modes. Note the Range icon

F

on

the display.

• When in Lux mode, short-pressing will toggle (in order) between
Auto, Manual (400), Manual (4k) and Manual (40k).

• When in Foot Candle (FC) mode, short-pressing will toggle (in order)
between Auto, Manual (40), Manual (400) and Manual (4k).

Note the measurement resolution icon(s) H on the display when
toggling between Manual modes.

DATA HOLD

Press the HOLD button 3 to hold the current measurement on the
display. Press again to return to live measuring mode.

MAX/MIN

Short presses of the MAX/MIN button 4 will toggle (in order)
between Maximum Value (MAX), Minimum Value (MIN) and
Measurement mode.

ENGLISH

FEATURE DETAILS

SPECTRAL SENSITIVITY
CHARACTERISTIC

The meter's spectral
response aligns with
the C.I.E. (International
Commission of
Illumination) standard.

400 450 500 550 600 650 700

1

0.8

0.6

0.4

0.2

0

RELATIVE

RESPONSE

WAVELENGTH (nm)

ET130 Response C.I.E. Response

5

OPERATING INSTRUCTIONS

1. Power on the meter, then use the RANGE/FC/LUX to select FC

or Lux and to select Auto or Manual range, as described in
FUNCTION BUTTONS section.

2. If desired, press the backlight button to turn on the display

backlight, as described in FUNCTION BUTTONS section.

3. Face the photodiode sensor horizontal to the light source, and

read LCD display.

4. If desired, use the function buttons to select HOLD or

MAX/MIN, as described in FUNCTION BUTTONS section.

5. If desired, the meter can be mounted to any standard 1/4-20

tripod via the tripod mount 8 on the back of the unit.

LIGHTING TYPE CORRECTION FACTORS

The meter is calibrated under a standard tungsten light source of
2856°K. If the meter is to be used under a different type of light, the
correction factors below should be applied for maximum accuracy:

Incandescent 1.00

Daylight uorescent

0.99

Daylight 1.00

Mercury Lamp

1.14

Metal Halide 1.00

Sodium Lamp

1.22

White uorescent 1.00

IES RECOMMENDED ILLUMINATION*

Location Lux FC

Ofce Conference Room 200-750 18-70

Office area 500-750 47-70
Lobbies, lounges 100-200 9-18

School Auditorium, Gymnasium 100-300 9-28

Class room 200-750 18-70
Library, Drafting, Laboratory 500-1500 47-140

Hospital Rooms 100-300 9-28

Emergency Room 500-1000 47-93
Operating Room 1000-2000 93-186

Factory Packing work 150-300 14-28

Parts assembly 1500 -3000 140-280
Inspection work 750-1500 70-140

Store Stairs, Corridor 150-200 14-18

Stockroom 100-300 9-28
Merchandising 750-1500 70-140

NOTE: 1 Foot Candle (FC) = 10.76 Lux

*The Lighting Handbook 10th Edition, Illuminating Engineering Society

6

ENGLISH

CLEANING

Be sure meter is turned off and wipe with a clean, dry lint-free
cloth.

Do not use abrasive cleaners or solvents.

STORAGE

Remove the battery when the meter is not in use for a prolonged
period of time. Do not expose to high temperatures or humidity.
After a period of storage in extreme conditions exceeding the limits
mentioned in the General Specifications section, allow the meter to
return to normal operating conditions before using.

WARRANTY

www.kleintools.com/warranty

DISPOSAL / RECYCLE

Do not place equipment and its accessories in the trash.
Items must be properly disposed of in accordance with local
regulations. Please see www.epa.gov or www.erecycle.org
for additional information.

CUSTOMER SERVICE

KLEIN TOOLS, INC.

450 Bond Street

Lincolnshire, IL 60069

1-877-775-5346

[e-mail]

www.kleintools.com

MAINTENANCE

BATTERY REPLACEMENT

When the indicator is
displayed on the LCD, the
battery must be replaced.

1. Remove screw

and remove
battery door 9.

2. Remove and recycle

spent 9V battery.

3. Install new 9V battery.

4. Replace battery door and

fasten securely with screw.