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25 YEAR SPECIAL EDITION

MT25

600V AC/DC

MULTIMETER

INSTRUCTION MANUAL

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Summary of Contents for MT25

Page 1: ...25 YEAR SPECIAL EDITION MT25 600V AC DC MULTIMETER INSTRUCTION MANUAL ...

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Page 3: ...X MIN Button 7 5 4 Flashlight Button 7 5 5 HOLD Backlight Button 7 5 6 AC DC Voltage Measurement 8 5 7 Frequency Duty Cycle Measurements 8 5 8 AC Current Measurement 8 5 9 DC Current Measurements 9 5 10 Resistance Measurements 9 5 11 Diode Test 9 5 12 Continuity 10 5 13 Capacitance Measurements 10 5 14 Temperature Measurements 10 5 15 Battery Replacement 11 5 16 Fuse Replacement 11 6 Maintenance 1...

Page 4: ...uit under test Use only Major Tech approved test leads with the proper safety category rating Comply with all applicable safety codes Use approved personal protective equipment when working near live electrical circuits particularly with regard to arc ﬂash potential Use caution on live circuits Voltages above 30V AC 42V AC peak or 60V DC pose a shock hazard Do not use if the meter or test leads ap...

Page 5: ...cal Applications CAT II Single phase receptacles and connected loads Household appliances power tools Outlets more than 10m 30ft from a CAT III source Outlets more than 20m 60ft from a CAT IV source CAT III Three phase circuits and single phase lighting circuits in commercial buildings Equipment in ﬁxed installations such as 3 phase motors switchgear and distribution panels Lighting circuits in co...

Page 6: ...ymbols Used on LCD Display Degress Farenheit Degrees Celcius 6 micro 10 3 milli 10 3 kilo 10 6 mega 10 Overload Auto Power Off Low battery Autoranging Display hold Maximum Minimum Volts Amperes Alternating current Direct current Minus sign Hertz frequency Percent duty cycle Ohms Continuity Diode test Farads capacitance 9 nano 10 V A Hz F N Ω F C m k M OL AUTO HOLD MAX MIN µ 1 10 2 3 4 5 7 8 9 AUTO...

Page 7: ...eading and will update when a higher max occurs 2 Momentarily press the MAX MIN button to view the lowest reading The MIN indicator meter will appear on the LCD display The meter will display and hold the minimum reading and will update when a lower min occurs 3 Press and hold the MAX MIN button to end MAX MIN and return to normal operation NOTE The meter does not auto range when the MAX MIN mode ...

Page 8: ... lead into the input jack COM and the red test lead into the input jack V 4 Touch the test lead probes to the circuit under test 5 Read the frequency or duty cycle on the LCD display 5 8 AC Current Measurements 1 Set the rotary function switch to the 10A position 2 Insert the black test lead into the COM input jack and the red test lead into the 10A input jack 3 Remove power from the circuit under...

Page 9: ...ears on the LCD display 3 Insert the black test lead into the COM input jack and the red test lead into the Ω input jack 4 Touch the test lead probes to the component under test If the component is installed in a circuit it is best to disconnect one side before testing to eliminate interference with other devices 5 Read the resistance in on the LCD Display Never test resistance on a live circuit W...

Page 10: ...red test lead into the input jack Ω 4 Touch the test lead probes to the capacitor under test 5 Read the capacitance value on the LCD display It may take up to a minute to get a stable reading on large capacitors 1 Set the rotary function switch to the position F C 2 Press the button to select readings in or MODE F C 3 Connect the Temperature Probe to the Banana Plug Adapter Note the and markings o...

Page 11: ...endable service if the following care instructions are performed 5 16 Fuse Replacement To avoid electric shock remove the test leads from the meter before removing the battery fuse cover WARNING To avoid electric shock do not operate meter until the battery fuse cover is securely fastened to the meter WARNING 6 Maintenance 1 KEEP THE METER DRY If it gets wet wipe it off 2 USE AND STORE THE METER I...

Page 12: ...rcuit voltage 2 8V DC typical Audible signal if the resistance is approx 50Ω or less Minus symbol is displayed for negative polarity 0 C to 40 C 32 F to 104 F 80 relative humidity 20 C to 60 C 4 F to 140 F 80 relative humidity 147 x 68 x 50mm 318g Complies with IEC 61010 1 v 3 for measurement Category lll 600V Pollution Degree 2 Class 2 Double insulation is displayed 4000 count LCD display OL is d...

Page 13: ...n 600V DC or 600V AC RMS Resolution 1mV 10mV 600V 1V Range 4 000A 10 00A Accuracy of reading digits 3 0 5 digits Function AC Current Overload Protection 10A 600V Fuse AC Response 50 to 60Hz Resolution 1mA 10mA Range 4 000A 10 00A Accuracy of reading digits 3 0 5 digits Function DC Current Overload Protection 10A 600V Fuse Resolution 1mA 10mA 999 9Hz 1 2 3 digits 0 1Hz 9 999kHz 1Hz Range 9 999Hz 99...

Page 14: ...its Function Capacitance Input Protection 600V AC RMS or 600V DC Pulse Width 100µs 100ms Frequency Range 5Hz to 150kHz Sensitivity 8V RMS Resolution 10pF 100pF 400 0µF 0 1µF 4000mF 1µF Input Protection 250V AC RMS or 250V DC 7 Range 20 to 760 C 4 to 1400 F Accuracy of reading digits 3 5 C Function Temperature Resolution 1 C 1 F 3 9 F 14 Range 0 1 to 99 9 Accuracy of reading digits 1 2 2 digits Fun...

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Page 16: ...www major tech com www majortech com au sales major tech com info majortech com au MAJOR TECH PTY LTD South Africa Australia ...

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