Need help?Do you have a question about the Extech Instruments EMF450 and is the answer not in the manual?
General| Sensor Type | LF - Magnetic Fields, LF- Electric Field Sensor, RF Strength |
|---|---|
| Range | 20mG /200mG /2000mG, 2µT /20µT /200µT, 50V/m to 2000V/m, 0.02µW/m² to 554.6mW/m² |
| Display resolution | 0.02/0.1/1, 1V/m, 0.02µW/m², 0.2µA/m, 0.2mV/m, 0.002µW/cm², 2dB |
| Frequency range | 50/60Hz, 50/60Hz, 50MHz to 3.5GHz |
| Accuracy | ± (15% + 100 digits), ± (7% + 50 digits), ± 2dB at 2.45GHz |
| Display | 4 digits Triple color TFT display |
| Sample rate | 6 seconds |
| Sensors | Triple axes (XYZ) ELF and RF and Electric field sensor |
| Battery | Three (3) 1.5V alkaline batteries |
| Battery Life | Approx. 8 hours |
| Operating temperature and RH% | 5°C~40°C (41°F ~104°F); < 80%RH |
| Storage temperature and RH% | -10°C to 60°C (14°F ~140°F); < 70%RH |
Weight and Dimensions| Weight | Approx. 120g (4.2 oz.) |
|---|---|
| Dimensions | 115 x 60 x 21mm (4.5 x 2.4 x 0.08”) |
Important precautions before operating the device.
Critical warnings for safe usage and potential hazards.
Details and labels for the meter's front panel components.
Instructions for turning the meter on and off.
How to freeze and release current readings on the display.
Procedure for measuring electric field in the atmosphere.
Steps for installing batteries into the meter.
Information and warnings regarding battery replacement.
To Next Page
