Uniks M32 User Manual

Trms digital multimeter

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M32
User Manual (V1.0)
TRMS Digital Multimeter

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Summary of Contents for Uniks M32

  • Page 1 User Manual (V1.0) TRMS Digital Multimeter...
  • Page 3 REGISTER YOUR PRODUCT www.uniks.it The registration of your products will allow you to stay informed about news, take advantage of advantageous discounts dedicated to you for the purchase of accessories and products for your daily work. Registration is free...
  • Page 4: Table Of Contents

    Sommario 1. GENERAL INFORMATION ..........1 1.1 S ............1 AFETY INFORMATION 1.1.1 Safety instructions ..........1 1.1.2 Safety considerations ..........1 1.1.3 Safety symbol: ............3 1.1.4 Maintenance practices for safety ......3 1.2 I ..........4 NPUT PROTECTION MEASURES 2.
  • Page 5 3.2.1 Measurement of AC voltage and DC voltage ..10 3.2.2 Electric resistance measurement ......11 3.2.3 Diode test ............. 12 3.2.4 Beep continuity test ..........13 3.2.5 Capacitance measurement ........13 3.2.6 Frequency measurement ........14 3.2.7 Current measurement .......... 14 3.2.8 NCV test (non-contact voltage detection) ....
  • Page 6 5. METER MAINTENANCE ........... 23 5.1 G ............ 23 ENERAL MAINTENANCE 5.2 B & .......... 23 ATTERY FUSE REPLACEMENT 6. ASSISTANCE ..............24 6.1 WARRANTY CONDITIONS..........24 6.2 ASSISTANCE ..............25...
  • Page 7: General Information

    M32 TRMS Digital Multimeter 1. General Information This digital multimeter is designed and manufactured in compliance with IEC-61010 safety requirements on electronic measuring instruments and hand-held digital multi-meters. It is compliant with IEC-61010 requirements pertaining to 600V CAT IV, 1000V CAT.Ⅲ and requirements on pollution degree 2. Please read carefully this Operation Manual and pay attention to safety guidelines before operating this meter.
  • Page 8 M32 TRMS Digital Multimeter functions and within the allowable measuring range. * To prevent the meter from being damaged, the value to be input shall not exceed the extremes allowed by each measuring range. * When the meter has already been connected to the line being measured, the operator is prohibited from touching the input terminal that is not in service.
  • Page 9: Safety Symbol

    M32 TRMS Digital Multimeter * The meter shall not be in service if its case (or part of its case) is dismantled. 1.1.3 Safety symbol: The safety symbols that appear on the meter's body and in this Operation Manual: Warning, an important safety symbol. The operator must consult this Operation Manual before using the meter.
  • Page 10: Input Protection Measures

    M32 TRMS Digital Multimeter * The operator must cut off all relevant power supplies before opening the meter. At the same time, the operator must avoid damage to the meter's elements by ensure that he himself doesn't carry any static.
  • Page 11: A Schematic Diagram For The Meter

    M32 TRMS Digital Multimeter functional meter. 2.1 A Schematic Diagram for the Meter Physical appearance ①.Non-contact voltage detection area ②. Non-contact voltage indicator ③. LCD screen ④.key ⑤ .Rotary switch ⑥.input socket...
  • Page 12: Description Of The Symbols On The Display Unit

    M32 TRMS Digital Multimeter 2.2 Description of the symbols on the display unit Fig. 1 (Display panel) Table.1 (Symbols) Symbol Description Battery Under Voltage indicator/ Low Battery To avoid electric shock or personal injury as a result of incorrect reading, promptly replace the battery when the battery under voltage indicator appears.
  • Page 13: Description Of Functional Keys

    M32 TRMS Digital Multimeter Table.1 Symbols (Continued) V: the unit of volt V, mV mV: Millivolt,1x10 or 0.001 volt. Ampere, the unit of current. Milliampere, 1x10 0.001 A, mA, A ampere. A: Microampere, 1x10 or 0.000001 ampere. Ohm, the unit of electric resistance.
  • Page 14: Description Of Input Socket

    M32 TRMS Digital Multimeter backlight and the illumination indicator will be on; however, long press the key for more than 2 seconds again, you will turn off backlight and illumination indicator. If you don't press the key at all, the function will automatically be disenabled in 15 seconds .
  • Page 15: Accessories

    M32 TRMS Digital Multimeter 2.5 Accessories Operation Manual Test lead K-Type thermocouple 3. Operational guidelines 3.1 Normal operation 3.1.1 Hold mode In the hold mode, the reading can be maintained on the display unit. Changing the measurement function position or pressing the key Hold again to exit the hold mode.
  • Page 16: Auto Power Off

    M32 TRMS Digital Multimeter 3.1.3 Auto power off If no operations are made in 15 minuts following the initialization, the meter will sound to remind the operator to automatically cut off power supply and enter the state of dormancy. The meter can be...
  • Page 17: Electric Resistance Measurement

    M32 TRMS Digital Multimeter the voltage polarity of the circuit connected to the pen-shaped meter in red. Notes: Within the measuring range of DC voltage of 600mV and AC voltage of 6V, even if there is no input or no connection to the test lead, the meter will display some information.
  • Page 18: Diode Test

    M32 TRMS Digital Multimeter bit from the rated value of the electric resistance. To ensure measurement accuracy, in attempting a low resistance measurement, first put two pen-shaped meters in short circuit and capture the resistance reading of these short circuits. Then subtract the aforesaid reading from the measured resistance.
  • Page 19: Beep Continuity Test

    M32 TRMS Digital Multimeter 3.2.4 Beep continuity test To avoid the meter or the measured equipment from damage, do not attempt a beep continuity test unless the operator has already cut off all power sources for the circuit to be measured and fully discharged all high-voltage capacitors.
  • Page 20: Frequency Measurement

    M32 TRMS Digital Multimeter 3. Use another two ends of the test lead to measure the capacitance of the capacitor to be measured, and capture the measured value on LCD screen. Notes: The measurement of a large capacitance requires a given period of stabilization of reading.
  • Page 21: Ncv Test (Non-Contact Voltage Detection)

    M32 TRMS Digital Multimeter attempting a measurement, you should use the correct input sockets, function positions and measuring ranges. When a test lead is inserted into the current input socket, do not put the other end of the test lead in parallel connection with any circuit.
  • Page 22: Measuring Temperature

    M32 TRMS Digital Multimeter Note: 1: Voltage may still remain in the absence of any indication. The operator shall not rely on non-contact voltage detector to check the presence of voltage. The detection operation may be affected by various factors, including socket design, insulation thickness and type.
  • Page 23 M32 TRMS Digital Multimeter Storage temperature & -10~60 (batteries shall humidity: removed when RH is below 70%) Coefficient of temperature: 0.1accuracy/ OC (<18 °C or >28°C).Allowable voltage between terminal to be measured and ground: 1000V DC or 750V AC (valid value)
  • Page 24: Precision Indicator

    M32 TRMS Digital Multimeter 4.2 Precision indicator Accuracy: ( reading + digit) The accuracy warranty will run for 1 year upon the ex-factory date. Reference conditions: ambient temperature is between 18℃ and 28℃ and relative humidity is no more than 80.
  • Page 25: Frequency

    M32 TRMS Digital Multimeter 4.2.3 Frequency Measuring range Resolution Accuracy 9.999Hz 0.001Hz 99.99Hz 0.01Hz 999.9Hz 0.1Hz 9.999KHz 0.001 KHz ± (1% Reading + 3 digits) 99.99KHz 0.01 KHz 999.9KHz 0.1 KHz 9.999MHz 0.001MHz Input voltage range: 200mV-10V ac valid value Overload protection: 600V DC/AC 4.2.4 Electric resistance...
  • Page 26: Diode

    M32 TRMS Digital Multimeter 4.2.5 Diode Functions Measu Testing conditions Resoluti ring range Forward current: approximately 1mA; Open-circuit voltage: Diode test approximately 3.2V. 0-3V 0.001V The display unit shows the approximate value of the diode's forward voltage drop. Overload protection: 600V DC/AC 4.2.6 Beeper continuity...
  • Page 27: Capacitor

    M32 TRMS Digital Multimeter 4.2.7 Capacitor Measuring range Resolution Accuracy 0.001nF ± (4.0% Reading +30 digits) 60nF 0.01nF 600nF 0.1nF 6F ± (4.0% Reading +3 digits) 60F 10nF 600F 100nF 100mF 0.01mF ± (5.0% Reading + 3 digits) Overload protection: 600V DC/AC 4.2.8 DC current...
  • Page 28: Ac Current

    M32 TRMS Digital Multimeter 4.2.9 AC current Measuring range Resolution Accuracy 60A 0.01A 600A 0.1A 6 mA 0.001mA ±(1% Reading + 3 digits) 60mA 0.01mA 600mA 0.1mA 10mA ±(1.5% Reading + 3 digits) Overload protection: protective tube for mA measuring range (FF600mA/1000V) ;...
  • Page 29: Meter Maintenance

    M32 TRMS Digital Multimeter 5. Meter maintenance This section provides the basic information on maintenance, including the descriptions about replacement of protective tubes and batteries. Do not attempt the meter maintenance unless you are experienced in maintenance have read information calibration, performance test and maintenance.
  • Page 30: Assistance

    M32 TRMS Digital Multimeter unless you have already powered off the device and carried out an examination to ensure that the test lead has been disconnected from the circuit to be measured. Batteries must be replaced by the following steps: 1.
  • Page 31: Assistance

    M32 TRMS Digital Multimeter covered by warranty). • Repairs made necessary because of a misuse of the instrument or of its use with no compatible devices. • Repairs made necessary due to improper packaging. • Repairs made necessary due to work carried out by unauthorized personnel.
  • Page 32 M32 TRMS Digital Multimeter...

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