User Manual

ManualsBrandsKAIWEETS ManualsElectricalDigital Auto-Ranging Multimeter, TRMS 4000 Counts Multimeter Ohmmeter Voltmeter, Auto-Ranging Digital Real-Time Diode 1.5v/9v Accurate Battery Voltage Tester with NCV Function

Statement

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Safety Statement

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Safety Instructions

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Safety Operation Specifications

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Safety Symbols

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Overview

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Instrument panel description

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FUNC. keys

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Data hold

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Maximum measurement

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Backlight

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Flashlight

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Auto power off

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Measurement operation

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DC/AC voltage measurement

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DC/AC voltage measurement

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DC/AC current measurement

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Resistance measurement

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Continuity measurement

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Diode measurement

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NCV test

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Battery test

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General Technical Specifications

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Accuracy Specifications

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Summary of content (22 pages)

PAGE 1
Statement............................................................................................ 1 Safety Statement...................................................................... 1 Safety Instructions.................................................................... 2 Safety Operation Specifications............................................. 2 Safety Symbols......................................................................... 6 Overview....................................................
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DC voltage............................................................................... 15 AC voltage............................................................................... 15 DC current................................................................................16 AC current................................................................................16 Resistance............................................................................... 17 Diode test.....................................
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Statement In accordance with the international copyright law, without permission and written consent, do not copy the contents of this manual in any form (including storage and retrieval or translation into languages of other countries or regions). The manual is subject to change in future edition without prior notice. Safety Statement “Caution” mark refers to the condition and operation which may cause damage to the instrument or equipment.
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Safety Instructions The instrument is designed according to the requirements of the international electrical safety standard IEC61010-1 for the safety requirements of the electronic testing instruments. The design and manufacture of instruments strictly comply with the requirements of IEC61010-1 CAT.III 600V over voltage safety standards and pollution level 2.
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 Before using the instrument, please check whether there is any crack or plastic damage in the instrument case. If you do, do not use it again.  Before using the instrument, please check whether the probe is cracked or damaged. If so, please replace the same type and the same electrical specifications.  The instrument shall be used in accordance with the specified measurement category, voltage or current rating.  Please comply with local and national safety code.
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remove the probe on the instrument. Do not use the instrument in the circumstances that the instrument is taken apart or battery cover is opened.  It only meets the safety standards when the instrument is used together with the supplied probe. If the probe is damaged and needs to replace, the probe with same model number and same electrical specifications must be used for replacement.
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High voltage warning AC (Alternating current) DC (Direct current) AC or DC Warning, important safety signs Ground Fuse Equipment with double insulation/reinforced insulation protection Battery under voltage Product complies with all relevant European laws The additional product label shows that do not discard this electrical/electronic product into household garbage. Class II measurements are suitable for testing and measuring CAT.
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Safety Symbols Overview A new generation of high performance TRMS digital multimeter. The new display and function layout show clearer and better user experience. It is the best choice for professional electricians, enthusiasts or families.
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Instrument panel description 1 NCV probe 2 Flashlight 3 Red / green light 4 LCD display 5 Function keys 7
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6 Function knob 7 COM Input socket 8 Other measurement input socket 9 10A current Input socket FUNC. keys When there are multiple measuring functions on a gear, the FUNC. key switch function is adopted. Data hold Press”HOLD” key, enter data hold mode/cancel data hold mode. Maximum measurement Press”Max”key, enter Maximum measurement/cancel Maximum measurement. Backlight Press” ”key, turn on backlight/turn off backlight. or about 10 seconds after it will automatically shut down.
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Auto power off  There will be no operation in 15 minutes , The instrument will turn off automatically to save battery energy. After automatic shutdown, press any key to restore the working state of the instrument.  If you press the "FUNC." button and turn on the meter power, the automatic shutdown function will be cancelled. After turning off the meter, the meter is reopened to restore the automatic shutdown function.
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 Pay special attention to safety when measuring high voltage to avoid electric shock or personal injury.  Test the known voltage with the meter before use, confirm the instrument function is intact. DC/AC voltage mV measurement 1) Turn the knob to “ ” and Switching AC or DC voltage function by "FUNC.
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2) Insert the red probe in “ ” socket or 10A Socket，insert the black probe in “COM” socket。 3) Disconnect the power of the tested circuit; connect the meter to the circuit under test, then turn on the circuit power supply. 4) Read the measurement result on the screen. WARNING  The voltage above 600V can’t be measured; otherwise the instrument may be damaged.  Pay special attention to safety when measuring high voltage to avoid electric shock or personal injury.
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struck by electric shocks. Continuity measurement 1) Turn the knob to shift and Switch to Continuity measurement function according to "FUNC." key.
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contacts the diode cathode. 4) Read the measurement result on the screen. 7) WARNING When measuring diode on the line, disconnect the power supply and discharge all the high-voltage capacitors. Otherwise, the instrument may be damaged and may be NCV test 1) Turn the knob to the NCV shift, and will display "NCV". 2) Then NCV probe gradually approaches the detected point. 3) When the meter senses weak AC signals, the green indicator lights up, while the beeps send out slow dips.
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4) Read the measurement result on the screen. Note：1.5V range Load resistance：30Ω 9V range Load resistance：900Ω General Technical Specifications  Environment condition of using: CAT.III 600V Pollution level：2 Altitude < 2000m。 Working environment temperature and humidity: 0~40°C (<80% RH, <10°C non condensing). Storage environment temperature and humidity: -10~60°C (<70% RH, remove the battery).  Temperature coefficient: 0.1 accuracy/°C (<18°C or >28°C).  MAX.
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 Input polarity indication: automatically display “”.  Power requirement: 2 x 1.5V AAA batteries.  Dimension: 151mm x 75mm x 46mm. Accuracy Specifications The accuracy applies within one year after the calibration. Reference condition: the environment temperature 18°C to 28°C, the relative humidity is no more than 80, accuracy: （ reading + word）. DC voltage Range Resolution 400mV 0.1mV 4V 0.001V 40V 0.01V 400V 0.1V 600V 1V Accuracy ±(0.
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40V 0.01V 400V 0.1V 600V 1V Input impedance：10MΩ; Overload protection: 600V; Maximum input voltage: 600V Frequency Response：10Hz ~1 kHz, TRMS DC current Range Resolution 400A 0.1A 4000A 1A 40mA 0.01mA 400mA 0.1mA 10A 0.01A Accuracy ±(1.2% reading+3) Overload protection: A/mA：F400mA/250V fuse A： F10A/250V fuse Maximum input current：mA: 400mA； A: 10A When measuring large current, continuous measurement should be no longer than 15 seconds AC current Range Resolution 400A 0.
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400mA 0.1mA 10A 0.01A 10A 0.01A Overload protection: A/mA：F400mA/250V fuse A： F10A/250V fuse Maximum input current：mA: 400mA； A: 10A Frequency Response：10Hz ~ 1kHz；TRMS When measuring large current, continuous measurement should be no longer than 15 seconds Resistance Range Resolution 400Ω 0.1Ω 4kΩ 0.001kΩ 40kΩ 0.01kΩ 400kΩ 0.1kΩ 4MΩ 0.001MΩ 40MΩ 0.01MΩ Accuracy ±(1.0% reading+3) ±(1.
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Continuity test functions Open circuit voltage is about The resistance is <30, the buzzer will 0.5V sound and the indicator light is green. Overload protection:6000V When the resistance >30 and <60, the buzz does not ring, the indicator light is red. Maintenance Clean If there’s dust on the terminal or the terminal is wet, it may cause measurement error. Please clean the instrument according to the steps below: 1) Switch off the power supply of the instrument, and remove the test probe.
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1) 2) 3) 4) Turn off the power supply of the instrument, and remove the probe on the instrument. Use screwdriver to unscrew screws fixing the battery cover, remove the battery cover. Remove old batteries, replace with new batteries of the same specifications. Please note the polarity of the battery according to the positive and negative polarity marks inside of the battery cover. Install the battery cover to its original position, fix and lock the battery cover with screws.
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2) 3) 4) Use screwdriver to unscrew screws fixing the back cover, and remove the back cover. Remove the burnt fuse, replace with new fuse of the same specifications, and ensure that the fuse is clamped in the safety clip. Install the back cover, fix and lock it with screws. 5) WARNING To avoid possible electric shock, personal injury or instrument damage, please use the fuse with same specifications or specified specifications.