Maintenance; Specifications - Extech Instruments EasyView EA33 User Manual

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Maintenance

Cleaning and storage
1. The white plastic sensor dome should be cleaned with a damp cloth when necessary.
2. Store the meter in an area with moderate temperature and humidity (refer to the operating and
storage range in the specifications chart earlier in this manual).
Battery Replacement
When the battery power falls low, the battery symbol will appear on the lower left-hand side of the
screw and accessing the battery compartment. Observe polarity when placing the batteries in the
compartment. Ensure that the compartment cover is securely fastened when finished.
Never dispose of used batteries or rechargeable batteries in household waste.
As consumers, users are legally required to take used batteries to appropriate collection
sites, the retail store where the batteries were purchased, or wherever batteries are sold.
Disposal: Do not dispose of this instrument in household waste. The user is obligated to
take end-of-life devices to a designated collection point for the disposal of electrical and
electronic equipment.

Specifications

Ranges
Lux
99.99
999.9
9999
99990
999900
Foot candles
9.999
99.99
999.9
9999
99990
Note: Calibrated to a standard incandescent lamp at color temperature of 2856°K
www.
Resolution Accuracy (reading)
0.01
0.1 ± (3% reading + 0.5%FS)
1
1 ± (3% rdg + 5 digits)
1 ± (3% rdg + 0.5%FS)
0.001
0.01 ± (3% reading + 0.5%FS)
0.1
1 ± (3% rdg + 5 digits)
1 ± (3% rdg + 0.5%FS)
8
.com
battery compartment
EA33-en-GB_v2.5 7/18
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