Uni-T UT125C [12/19] Ac current measurement

Содержание

• Ukii t 1
• I introduction 3
• Ii open box inspection 3
• Ill safety instructions 3
• Iv symbols 4
• Dc voltage__________________ 5
• V features 5
• Vl technical specifications 5
• Ac voltage 6
• Dc current 6
• Ac current 5 resistance measurement 7
• At 4000 measurement result reading of resistor reading of shorted test 7
• Frequency response 45 400hz only for sine wave and triangle wave display average value accuracy guarantee range 5 100 of the range shorted circuit allows least significant digit2 maximum input current 400ma measurement voltage drop 400mv at full range 7
• Open circuit voltage 0 v 7
• Overload protection 600vrms 7
• Overload protection f1 500ma 600v fuse 7
• Range resolution accuracy 7
• Ut125c user manual 7
• Capacitance 7 frequency 8
• Continuity diode 8
• Vii operation instructions 9
• 页 10 10
• Dc current measurement 11
• 页 11 11
• Ac current measurement 12
• 页 12 12
• 页 13 13
• Capacitance measurement 14
• 页 14 14
• Diode measurement 15
• Frequency measurement 15
• 页 15 15
• Continuity measurement 16
• Ncv measurement 16
• 页 16 16
• Buttons functions 17
• Others 17
• Viii maintenance 17
• 页 17 17
• Fuse replacement 18
• 页 18 18
• Ut125c user manual ut125c user manual 19
• 页 19 19

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UT125C User Manual 4 AC current measurement 1 Switch the dial to mA i or MAS 2 Press Q to select AC 3 Connect test leads with the circuit in series 4 Reading is displayed A Notes Before measuring switch off the power supply of the circuit If connect test leads with the circuit in series please power off the circuit in advance If the range of the measured current is unknown select the maximum range and then accordingly reduce There are fuses inside mA pA jack Do not connect the test leads with any circuits in parallel Under AC mode readings are average value If the OL appears on LCD display it means over range Please switch the range selector to higher range Do not input current exceeding 400mA or the fuse may be burnt 21 22