Extech 380941 - Manuals

380941-EN-V3.2-3/12 3 Operation AC Current Measurements WARNING : To avoid electric shock, disconnect the test leads from the meter before making current measurements. 1) Set the Function switch to the 40 or 200A AC range. 2) Press the jaw trigger and clamp around, fully enclosing a single conductor...

380941-EN-V3.2-3/12 4 Frequency Measurements 1) Ensure that at least 0.1A AC is detectable with an ACA measurement before measuring Frequency. 2) Set the Function switch to the Hz position. 3) Insert the test leads to the meter as follows: Red lead to “V,Hz, Ω ” terminal; Black lead to the COM input...

380941-EN-V3.2-3/12 5 Specifications General Specifications Display 3-3/4 (4000 count) Digit LCD with 40 segment bargraph Functions ACA, DCA, ACV, DCV, Resistance, Frequency, Continuity Polarity “-“ indicates negative polarity Current sensor Hall effect sensor type Overload indication Left blinking ...