480826: Triple Axis EMF Tester à¤Ã×èͧÇѴʹÒÁáÁèàËÅç¡ 480826: Triple Axis EMF Tester Three axis (X, Y, Z) electromagnetic field measurement (30Hz to 300Hz) Features: Three axis ( X, Y, Z direction) electromagnetic field measurement Ideal for EMF measurements around power lines, electrical appliances and industrial devices Wide measuring ranges (3 ranges of µTesla or mGauss) Big digit LCD display, Data hold Easy to use remote probe Complete with sensor with 3ft (930mm) cable, 9V battery, and hard carrying case Specifications Range Resolution Basic Accuracy μTesla 20μTesla 0.01μTesla ±(4% + 3d) 200μTesla 0.1μTesla ±(5% + 3d) 2000μTesla 1μTesla ±(10% + 5d) mGauss 200mGauss 0.1mGauss ±(4% + 3d) 2,000mGauss 1mGauss ±(5% + 3d) 20,000mGauss 10mGauss ±(10% + 5d) Number of Axis Three axis X, Y, Z direction Band width 30Hz to 300Hz Sampling Time Approx. 0.4 second Power Current Approx. DC 2.7mA Dimensions 7.6x2.6x1.2" (195x68x30mm) 480826 ELF Meter EMF Meter Extech à¤Ã×èͧÇѴʹÒÁáÁèàËÅç¡