Display Description - Extech Instruments EMF450 User Manual

Display description

1. Data Hold
2. Auto power off (APO)
3. Audible alert
4. Battery status
5. Magnetic Field bargraph
6. Magnetic Field digital reading
7. XYZ axes values
8. Electric Field bargraph
9. Electrical Field digital reading
10. RF strength bargraph
11. RF strength histogram display
12. Select
13. Menu
14. Hold / Enter
15. RF electronic field color alert*
16. RF strength digital reading
17. RF Strength indication area
18. LF Electrical field color alert*
19. Electrical field indication area
20. LF electromagnetic field color alert*
21. Magnetic field indication area
*Color Coded Alert Table (for reference purpose only) see items 16, 19, and 21 above.
Low
Medium
High
Note: Alarm beeper sounds when readings enter the red region.
Conversions
1W/m² = 0.1mW/Cm² = 100μW/Cm².
Magnetic Fields
0~10.00mG
10.01~100mG
101~2000mG
Figure 2 – Display Description
Electrical Fields
0~500V/m
501~1000V/m
>1001V/m
1mW/m² = 0.1μW/Cm²
5
RF Strength
0~0.99mW/m 2
(0~0.59V/m)
2
1~9.99 mW/m
(0.6~1.9V/m)
>10 mW/m 2 (>2V/m)
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