EA31 데이터 시트보기 (PDF) - Extech Instruments Corporation.
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EA31 Datasheet PDF : 1 Pages
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EasyView™ Light Meters
Choice of models for high intensity measurements
Up to 400,000 Lux and 40,000 Foot candles
Features:
• Compact and rugged design features large display
• Multiple wide measuring ranges:
Model EA30 - 40,000Fc in 4 ranges and 400,000Lux in 5 Ranges
Model EA31 - 20,000Fc in 4 ranges and 20,000Lux in 4 ranges
• Data hold freezes reading on display
• MIN/MAX readings
• Zero function
• Cosine and color corrected measurements
• Low battery and overrange indication
• Auto power off to save battery life
• Utilizes precision silicon photodiode sensor with
3ft coiled cable for easy storage
• Complete with built-in stand, remote sensor with protective
cover, protective rubber holster, and 6 AAA batteries
Additional features for Model EA30:
• Large display with bargraph
• Peak hold captures short light pulses to 100μSec
• Relative function for zero or difference from reference value
High resolution for low level
measurements in places like
parking lots, stairwells,
and ATM machines
Ordering Information:
EA30........................EasyView™ High Intensity Light Meter
EA30-NIST ..............EA30 with NIST Certificate
EA31........................EasyView™ Light Meter
EA31-NIST ..............EA30 with NIST Certificate
www.extech.com
Specifications
Light Intensity
EA30 Lux
Foot candles
EA31 Lux
Foot candles
Dimensions
Weight
Range
40, 400, 4000, 40000, 400000Lux
40, 400, 4000, 40000Fc
20, 200, 2000, 20000Lux
20, 200, 2000, 20000Fc
5.9 x 2.8 x 1.4" (150 x 72 x 33mm)
8.3oz (235g)
Resolution
0.01
0.01
Basic Accuracy
±3%rdg + 0.5%FS
±3%rdg + 0.5%FS
Specifications subject to change without notice.
10/13/08 - R1
Copyright © 2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
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