GDM-451數字萬用表的詳細介紹 | | | 規格 | DC VOLTAGE | Range | 200mV, 2V, 20V, 200V, 1000V | Best Accuracy | ∮(0.05%rdg + 3 digits) | Input Impedance | 10M | AC VOLTAGE (40Hz ~ 400Hz) | Range | 2V, 20V, 200V, 750V | Best Accuracy | ∮(0.5%rdg + 10 digits) | Input Impedance | 2M | DC CURRENT | Range | 2mA, 20mA, 200mA, 20A | Best Accuracy | ∮(0.5%rdg + 5 digits) | AC CURRENT (50Hz ~ 400Hz) | Range | 20mA, 200mA, 20A | Best Accuracy | ∮(0.8%rdg + 10 digits) | RESISTANCE | Range | 200 ~ 200M 7 ranges | Best Accuracy | ∮(0.3%rdg + 1 digit) | CONTINUITY BEEPER | | Buzzer sounds if conductance less than 70 | DIODE TEST | Open Circuit Voltage | approx. 2.8V typical | CAPACITANCE | Range | 2nF, 20nF, 2F, 20F | Best Accuracy | ∮(3%rdg + 40digits) | FREQUENCY | Range | 1Hz ~ 20kHz | Best Accuracy | ∮(1.5%rdg + 5 digits) | TEMPERATURE() | Range | -40~1000 | Best Accuracy | ∮1% + 30 | LCD DISPLAY | | 4 1/2 digits | POWER SOURCE | Single 9V battery (6F22) | | | ACCESSORIES | | Instruction manual Battery Test leads | DIMENSIONS & WEIGHT | 80(W) x 165(H) x 38.3(D) mm Approx.275g | | | |