Meter Description - Extech Instruments EA33 User Manual

Meter Description

1. Light measurement display
2. Timer display
3. TIME button
4. HOLD button
5. Unit of measure button (Fc/lux)
6. Enter button
7. Luminous Intensity (cd) / Comparator button
8. READ / Right arrow button
9. Average reading tally display
10. Power ON/OFF button
11. Set button
12. Average button
13. Relative / Percent button
14. Light sensor
15. Left arrow / Memory button
16. Up / Down arrow buttons
Display
1. Relative Mode
2. Comparator Mode
3. Average
4. Data Hold
5. % Relative
6. Candela
7. % Relative
8. fc/lx-hours Integral Illuminance
9. Stray light measurement
10. Time Hold measurement
11. ft/m luminance intensity distance
12. Day-Hour minute-seconds
13. Memory Read
14. Memory location
15. Average Reading tally display
16. Integration cycles
17. Low battery
18. Elapsed time indicator
1 2
18
17
16
15
14
13
12
3
3
4 5
6
7
8
9
10
11
EA33 V2.0 06/06