Extech Instruments EA30, EA31, EA33, HD400, HD450 Catalog Page

Light Meters and Dataloggers

N Indicates products that are available with optional calibration traceable to NIST. See page 160 for a complete listing.

LIGHT METERS

Bright Solutions
from Extech

Extech light meters deliver accurate,

repeatable readings and feature big-

digit displays, wide-range models,

ruggedized designs, as well as memory and

datalogging capabilities.

EA31 EasyView®

Big Digit Light
Meter

Measures light intensity up
to 20,000Fc/Lux

• Compact and rugged design
with large display and bargraph

• Data Hold and MIN/
MAX readings

• Auto power off

• Complete with built-in stand,
light sensor and protective
cover with 39" (1m) coiled
cable, protective holster, 6 AAA
batteries, and carrying case

EA30 EasyView®

Big Digit, Wide
range Light Meter

Measures high intensity
light up to 40,000Fc and
400,000Lux, is ideal for
outdoor applications

• Compact and rugged design
with large display and bargraph

• Relative function for zero or
difference from reference value

• Peak captures short light
pulses to 100µSeconds

• Data Hold and MIN/
MAX readings

• Auto power off, Zero function

• Complete with built-in stand,
light sensor and protective
cover with 39" (1m) coiled
cable, protective holster, 6 AAA
batteries, and carrying case

EA33 EasyView®

Light Meter with
Memory

Advanced illuminance
functions for taking
measurements in direct
sunlight

• Wide measurement range
to 99,990Fc (999,900 Lux)

• Luminous intensity
(candela) calculations

• Store and recall up to 50
measurements, includes
relative or real time clock stamp

• Ripple function excludes
the effect of stray light
from the primary light
source measurement

• Auto power off with disable

• Multiple point average function

• Timed-Hold, Relative in
absolute value or % deviation,
and Comparator function
with high/low alarms

• Includes built-in stand,
light sensor and protective
cover with 36" (0.9m) coiled
cable, protective holster, 6
AAA batteries, and case

HD400 Light Meter

Large backlit display with
fast, 40-segment bar graph
for capturing trends

• Wide range to 40,000Fc
or 400,000Lux

• Cosine and color corrected
measurements

• Utilizes precision silicon
photo diode and spectral
response filter

• Peak mode (10ms) captures
highest reading

• Relative mode indicates
change in light levels

• Heavy duty, rugged double
molded housing

• Built-in USB port

• Includes light sensor and cover
with 39" (1m) cable, Windows
compatible software with USB
cable, built-in stand, hard
carrying case, and 9V battery

HD450 Light Meter

Datalogger

Automatically stores up
to 16,000 readings or
manually store/recall up
to 99 readings

• Records in a continuous mode
up to 16,000 readings

• Wide range to 40,000Fc
or 400,000Lux

• Cosine and color corrected
measurements

• Utilizes precision silicon
photo diode and spectral
response filter

• Peak mode (10ms) captures
highest reading

• Relative mode indicates

®

change in light levels

• Heavy duty, rugged double
molded housing

• Built-in USB port

• Includes light sensor and
cover with 39" (1m) cable,
Windows
software, USB cable, built-in
stand, case, and 9V battery

®

compatible

SPECIFICATIONS EA31 N EA30 N EA33 N HD400 N HD450 N SPECIFICATIONS

Display counts 2000 count LCD 4000 count LCD 999,999 count LCD 4000 count backlit LCD 4000 count backlit LCD Display counts
Fc Range 20, 200, 2000, 20,000Fc 40, 400, 4000, 40,000Fc 9.999, 99.99, 999.9, 9999, 99,990Fc 40, 400, 4000, 40kFc 40, 400, 4000, 40kFc Fc Range

N NIST traceable certificate with

data is available when you order your
meter with Certificate Traceable to
NIST. Look for this symbol N next to
product part numbers.

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Lux Range 20, 200, 2000, 20,000Lux 40, 400, 4000, 40,000, 400,000Lux 99.99, 999.9, 9999, 99,990, 999,900Lux 400, 4000, 40k, 400kLux 400, 4000, 40k, 400kLux Lux Range
Max. Resolution 0.01Fc/Lux 0.01Fc/Lux 0.001Fc/0.01Lux 0.01Fc/0.1Lux 0.01Fc/0.1Lux Max. Resolution
Basic Accuracy ±3%rdg + 0.5%FS ±3%rdg + 0.5%FS ±3% ±5% ±5% Basic Accuracy
Cosine & Color Corrected Yes Yes Yes Yes Yes Cosine & Color Corrected
PC Interface — — — USB with software included USB with software included PC Interface
Datalogging — — — Directly to PC using software 16,000 data (continuous)/ 99 data (manual) Datalogging
CE approved Yes Yes Yes Yes Yes CE approved
Dimensions 5.9x2.8x1.4" (150x72x33mm) 5.9x2.8x1.4" (150x72x33mm) 5.9x2.8x1.4" (150x72x33mm) 6.7x 3.1x1.6" (170x80x40mm) 6.7x 3.1x1.6" (170x80x40mm) Dimensions
Weight 8.3oz (235g) 8.3oz (235g) 11.29oz (320g) 13.7oz (390g) 13.7oz (390g) Weight
Warranty 1 year 1 year 1 year 3 years 3 years Warranty
Price $149.99 $189.99 $279.99 $219.99 $269.99 Price

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