LX-M-2000 - Digital Multimeter LEXMAN - Free user manual and instructions

USER MANUAL LX-M-2000 LEXMAN

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Introduction L-M-2000 is a palm sized mulimeter with automatic cabraton. This CE. ceriied mulimeter is CAT 11 00V which can ithstand 6000kV surge voltage. The LXCM-2000 is designed wilh high voltage waming and over range alarm, making his series great for a wide range of measurement needs. Features Smart appearance with com handle. Pass 2-meler drop test Large LCD soreen with 6000 count display, rue RMS measurement, ft ADC digital converter (3 mess). (Overloëd protection with alert. Extensive range for capacilance measurement, short response lime. E.g. When measuring < 10mF, response lime <6s. Support NCV, frequency (LX-M-2000) Support up to 600V/10À AC/DC curent and voltage measurement. Backight installed for dim occasions. Energy saring. Open box inspection (Open ihe package box and take out ofthe deuice, Please check whether the folowing iems are defcient or damaged and contact your supplier immediately {hey are. e User manual 1pe © Testieads 1pe © Kaype ihemocouple … 1pe Safety instructions Salety standards e CE,EN 61926 : 2021; EN 61326-2-2. 2021 EN 61010-1:2010/A1 : 2019 EN IEC 61010-2-033,2021/A11:2021 (CAT I 600V, double insulation standard, over voltage standard, over vollage standard, and RoHS, pollution grade I. Safety instructions 1 Do not use te device fine rear vovered up oi il pose 2 shock hazard

2- Do not use the device ifthe device or test leads appear damaged or

if you suspect that the device Is not operaling propery. Pay particular alletion Lo the insuiaton layers.

3- Duing measurement, keep your ingers behind tne finger quard.

4- Do not input over 600V voltage between the device and the

8- Use caution to measure volage > DC 60V or AC 30Vms.

8- Never input voltage and current exceeding yhe value listed on the

device. 7 Funclionel ia should be switched Lo proper position. Do no swilch the functional dial during mezsuring, Do not change the inernal ccut of {he device in order lo avoi the damage Lo the device a dusers.

10 - Replace he fuse with ne specified model.

11 To avoid false reading, replace the baltery when the battery indicator appears. 2-Do not use or slore the device in high temperature, high hum, flammable, explosive or strong magneüc ed environment. 3 -Use damp dolh to clean the case; do not use detergent containing sovents or abradants. 14 Before each use ver meler operalion by measuring à known vollage or eurent. If ine equipment is used in à manner not specield by the manufacturer, the protection provided by the equipment may be impared. Symbols Symboi | Dessin Rx luonbatey “ZX. | avion possbiy or ace shoat 2 | Aiemaing aurent === | Direct eurent Double insulation

Waming CE | Comp in European Union Standarss Iis applicable Lo test and measuring circuits connected Lo CAT 111] the cistébution part of he buling's lou-cotage MAINS installation General specifications

1. Max voltage between input terminal and earth grounding : 600Vms.

9- Weight 255g (with batteries)

10 Electromagnelic compatbity RF<1VIm, overal accuracy = specified acouracy + 5% of range Structure (see figure 1) Four 1 LCD display Fanctonal buttons Funeon dl 10h input cou teminal input terminal Qter nput terminal

• SELECT : cycle such the funeïions through ACIDC mV range, frequency, resistance/diodelcontinuty, *C/"F. *.REL : the volage, current and capaclance mode, press his button Lo remove the base.

• HOLDILIGHT : press 1e button once Lo hold the reading. Press id button fo 2 seconds lo lu onfof {he backight. Operation instructions Ta avoid false reading, replace the battery I he ble low power symbol M» appears. lo pay special aletion t he waming sgn/ besides the les Iead housing indicalig hat the teste voltage or eurent must nt exceed he value leg on the dec.

1. ACDC voltage measurement (see figure 2)

1: Switch ie dial o AV postion 2 Insert te red test lead lo V @mA jck, back to COM jack

3 - Connect test lead with he loed in parallel

42 AUmV pesiion, press SELECT to enter frequency measurement (IOHz = ta) 5 Reading cispayed À Warning : ‘e° Do netinput voltage over 600Vms, rit may pose shock hazard Be cautious when measuring high volage À Note : ‘@ Before using tne device, f he vallage is unknoun, suileh Îhe dial to the maximum range posiion and reduce {he range according to he preclical reading (@ Test a knoun vollage to very the device. © When input impedance about 10MQnere may be errors when measurement high vallage. Input impedance <10k 9, measurement errors can be ignared (<0.1%). Figure 2

2. Resistance measurement

12 Suitch he dial t resistance position. 2 Insert the red est lead 1 V mA jack, black lo COM jack.

3 - Connect est leads wi the load in parall

42 Reading is displayed. À Note : ‘@Ifthe resislor is open or over he range, 1e «OL symbol wil be displayed on Ie screen ‘e Belore measuring resistance, swilch of he poner supply of he cuit, and fuly discharge al capacitors ‘©: Vihen measuring low resistance, te Lestleads wi produce 219-020 measurement eror. To oblin accurate measurement, short ie test leads and use REL function. ‘© lfthe resistance nhen shored is more than 0.5 please check itest leads are Ioosened or demaged. @ Resisance measurement can be used lo inspect device's inemal fuses (see figure db). ‘® Do not input over 600V betueen the device and the grounding

3. Continuity measurement (see fgure 2)

1 -Suieh te dial coninuiyposiion 22 metier tested Lo V mA jack, black to COM jack.

3 - Connectest leads il ie load in parle.

4! Reading is displayed. Measurement resistance < 510 Gireu is open stalus, Mezsurement resistance < 109, creuitisin good eoduton talus, buzzer vil go of. À\ wamings : Sven of the pover supply to 1e cie, and fuly dscharge al capaciors

4. Diode measurement (see figure 2)

1 -Slch ie dial diode potion 2: Insert ie re test lead Lo VO mA jack, black to COM jack 3: Red lestiead to poslive pole, lack l negative pole. 4 Reading displayed «OL» symbol appears when he diode is pen polar is reserved. For siicon PNjuncion, normal vale: 00 — 800mV (0.5 0.) À Notes: Suilch of the power supply to the circuit, and fuly discharge al capaciors. Vollage for lesing diode is about 4 0V/1.SmA.

5. Capacitance measurement (see figure 3)

12 Suiloh the dial o capacitance measurement.

2- Insert the red test lead lo V @mA jack black to COM jack

À\ Notes: ‘e Swich of the poner supply Lo the cui, and fuly discharge all capaciors. ‘+ Belore measuring capaciors (especially forhigh voltage capaciors), please fly discharge them. Ifthe tested capaciors is shored or is capaciy is over (he specified range «OL» symbal wil be displayed on he screen. ‘© When measuring large capaoiors, it may take a few seconds Lo obtain teady reacings. When there is no nu, he device displays a fixed value (intinsie capacitance) ‘e For small capaciance measurement, lo ensure. measurement aceuracy, the mescured value must be subracled from intinsic capacitance, Or users can measure smal capacity capaciors wilh relelie measurement function (REL) {the device wil automatically Subtrack te intinsic capaciance) Figure 3

6. AC/DC current measurement

12 Suilch the dial to ACIDE current poston. 2 According lo the curent being measured. Insert the red test ead to V@mA jack or 10A jack, black lo COM jack

3 - Connec tet leads il Îne circuit in series.

4 - Reading is displayed.

À\ Notes : ‘@ Belore messuing, switch off the power supply ofthe crc ‘@ line range of he measured curentis unknown, select the maximum range and then accordingly reduce. ‘e° There are fuses inside VormA jack and jack. Do not connect te test leads with any circuit in parallel ‘© lfthe tested curentis about 10A, each measurement ime is about 10 second (less than 30) and the next les! shou be afler 15 minutes. Figure 4 7.Temperature measurement

1 - Suilh ie dial Lo baterypostion.

2--inser K-hpe themmocouple lo ne device and place he test probes on the object under measurement.

3- Reading is displayed

ÂÀ Note : ‘e Only Ktype themmacoupl is applicable. ‘@ The measured temperature should be ess than 250°CH482°F CF = °C" 1.832). eTum on the device, after «OL» symbol appears, insert Khermocougle into ne device. Figure 6

12 Switch the dial to NV postion.

2- Place the device near le measured object. symbol indicales te

intensy of the electric el. More «=» and the higher lhe buzzer frequency, he higher he electric field intensity. Figure 7 3-Intensity of electric field. a EF 20-50 :50-100mV. 22100-150mV "160-200 "> 200mV

3. Resistance measurement

Position] Résolution| Remark Set value Open cicuit : resistance >00, no beep. VielLconnecled circuit : resistance < 100 continuous beeps.

Range Résoluti Act Ré solution | Accuracy Eng Position 9 Resolution | Accuracy

1. DC voltage SOON QE A otage 21 st are abat a Resolution | Aceuracy

À\ nnigs ‘To avoi electric shock, make sure the probes are disconnected from the measured circuit belare removing he rear cover. Make sure the rear cover is lighly screwed before using Îhe instrument.

1. General maintenance

Clean the case vilh à damp coin and delergent. Do not use abradants or soivents. I there is any malunclion, stop using the device and send it to maintenance. 3 The maintenance and service must be implemented by quais professionals or designaleg departments.

Battery replacement The avoid false reading, replace the battery vhen the battery inicator appears. Battery specication : AAA +.5V x 2 12 Suitch he dl to «OFF» position and remove the test leads fom the input terminal.

2- Loosen bolh screws on the rear cover, and en remove the rear

I ie test leads need lo be replaced, you must use à new one ich Should meet EN 61010-031 standard, rated CAT Il B00V, 10A or better. About probes Introduction The LX-M-1000-01 probes are compañble with the following Lexman product: LX-M-2000, LX-M-1000, LX-H-2100, LX-M-1000-02. Symbols Symboi | Descipion À [ram [1 |ooubeinsuston

Comaly with European Union Standards General specifications Model LX-M-1000-01 ACIDC current 10a Electrical safety CAT 1 1000V CAT 11 1000V CAT 1 600v Operating instructions For example, to check he conlinuty of a fuse, plug ne black probe on he COM port and the red probe on the" Q * port of he mulimeter, Then follow the instructions of your mulimeler o select he comect seting or he continuty test nes Operating instructions Z\ Warning: ‘The probes are equipped with plastic caps lo guarantee ie highest level of secury to he user during operations (CAT II / CAT I). These caps can be removed lo allow deeper penetrlion of {he probes if needed {sockets voltage tests for example) but wilh a reduced level of security.