Major tech MT785, Manual

Page 1: ...MT785 1000 A AC DC TRMS POWER CLAMP METER...

Page 2: ...2...

Page 3: ...Contents Page no 3...

Page 4: ...e Remove the battery if meter is to be stored for longer than 60 days 1 3 Warnings Set function switch to the appropriate position before measuring When measuring volts do not switch to current resist...

Page 5: ...600V DC AC V DC V AC Resistance Capacitance Frequency Diode Test Temperature 2 Description 2 1 Meter Description 1 Current clamp 2 Flash light LED 3 Non contact AC voltage indicator light 4 Flash ligh...

Page 6: ...ange Mode DC AC Direct Current Alternating Current Low Battery mV or V Milli volts or Volts Voltage Ohms Resistance A Amperes Current F Farad Capacitance Hz Hertz Frequency Percent duty ratio C and F...

Page 7: ...its AC True RMS Voltage 6 000V 60 00V 600 0V 1000V 1mV 10mV 100mV 1V 1 2 of rdg 5digits 1 2 of rdg 5digits 1 5 of rdg 5digits 3 of rdg 8digits Maximum Input 1000V DC AC Response 50 Hz to 400Hz Not sin...

Page 8: ...20Hz 10kHz 0 1Hz 0 5 of reading 3digits Frequency Function Range Resolution Accuracy AC A AC V 99 9 0 1 3 of reading 10digits Total Harmonic Distortion Harmonic distortion measurement Function Range R...

Page 9: ...igits 1 5 of reading 3digits 2 0 of reading 5digits 3 of reading 8digits Function Range Resolution Accuracy Capacitance Capacitance 9 999uF 99 99uF 999 9uF 9999uF 1nF 10nF 0 1uF 1uF 3 of reading 5digi...

Page 10: ...eadings per second nominal PEAK Captures peaks 1ms INRUSH 100MS Temperature sensor Type K thermocouple Input Impedance 10M VDC and VAC AC response True RMS A AC and V AC Operating Temperature 5 C to 4...

Page 11: ...e trigger to open jaw Fully enclose only one conductor For optimum results center the conductor in the jaw 5 The clamp meter LCD will display the reading NOTE Press ZERO button to test DC Current Meas...

Page 12: ...rt under test If OL appears in the display remove and discharge the component 4 Read the capacitance value in the display 5 The display will indicate the proper decimal point and value Note For very l...

Page 13: ...urements 1 Set the function switch to the TEMP position 2 Insert the Temperature Probe into the negative COM and the V CAP TEMP Hz positive jacks observing polarity G 3 Touch the Temperature Probe hea...

Page 14: ...ode or junction can be evaluated as follows If one reading displays a value typically 0 400V to 0 900V and the other reading displays OL the diode is good If both readings display OL the device is ope...

Page 15: ...e Mode key to choose the W PF mode Note The meter offer AC power measurement mode only 1 Single Phase Power Measurement Active power sign No sign Indicates the power flows from the power source to the...

Page 16: ...ected perform the following 1 Momentarily press the RANGE button The AUTO indicator will no longer be shown on the LCD display 2 Momentarily press the RANGE button to step through the available ranges...

Page 17: ...ing the rotary switch MAX MIN Press the Flash light button to turn the flash light on Press again to turn the flash light off Flash Light Button The LCD is equipped with backlighting for easier viewin...

Page 18: ...do not use abrasives or solvents If the meter is not to be used for 60 days or more remove the battery and store it separately Battery Replacement 1 Remove the Phillips head screw that secures the rea...

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