This tutorial will show you how to use a digital multimeter dmm, an indispensable tool that you can use to diagnose circuits, learn about other peoples electronic designs, and even test a battery. It consists of a selector switch to select the electrical characteristics to measure, an internal circuit, an analog to digital converter and an lcd. Download pc software digital multimeter for free windows. Both digital multimeter and analog multimeter also know as multitester are used to test and measure different electrical quantities such as current in amperes, voltage in volts, resistance in ohms. True rms digital multimeter, dmm specialized products.
You have to set the multimeter to a range that it can measure. This webapp provides a simple way to merge pdf files. Objective to become familiar with a digital multimeter dmm and how it works. It is a standard diagnostic tool for technicians in the electricalelectronic industries. As a result, dmms are one of the most indispensable pieces of test equipment.
Analog multimeters use a microammeter with a moving pointer to display readings. It allows the user to set the multimeter to read different. M3650d through the serial interface rs232 and draws a graph out of this data. Wholesale high quality digital multimeter dmms for. Digital multimeter devices, or dmms, feature acdc voltage, acdc current, 2 or 4wire resistance, and frequencyperiod measurements, as well as diode tests. Digital multimeter fluke multimeter wholesale trader. A digital multimeters resolution relies on the maximum number of analogtodigital converter, or adc, counts that occur during a full conversion. Figure 1 shows a typical dmm, although different makes and models may have a different number of digits in the display unit and the inputoutput jacks may be in slightly different positions.
Although each model of digital multimeter will look slightly different, theyre all set up the same way. There is a display at the top where you can read the measurements results, there is usually a round dial to select different types of measurements, and there will be some probe connectors similar to an audio jack youd hook a pair of headphones up to that hold the test probes. Nonlinear systems x2 dmm the nls x2 dmm was manufactured around 1967. A multimeter or a multitester, also known as a vom voltohmmilliammeter, is an electronic measuring instrument that combines several measurement functions in one unit. A digital multimeter is the best choice for your first multimeter, even the cheapest will be suitable for testing simple projects and i recommend this one from rapid electronics.
Use rugged, highquality digital multimeters from grainger to help test, measure and monitor such electrical devices as circuits, components and wall outlets. Digital multimeters electrical power testing grainger. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks. Digital multimeter has some advantages as compare to analog multimeter as it has some additional features and ability to measure a. Digital multimeters dmm, dvom have a numeric display, and may also show a. A digital multimeter is a test tool used to measure two or more electrical valuesprincipally voltage volts, current amps and resistance ohms. This video in this video i will discuss how to do work digital multimeter and also discuss block diagram of multimeter. Choose from a variety of file types multiple pdf files, microsoft word documents, microsoft excel spreadsheets, microsoft powerpoint.
Digital multimeter basic this has all the ranges required for testing simple projects. This multimeter measures dc voltage in 1mv500v, ac voltage in 1500v, dc current in 1ma5a, and resistance in 1 ohm to 2 million ohms. You can measure dcac voltage, dc current and resistance using this 19function digital pocket multimeter. Dc voltage, dc current including a useful 10a range, resistance, diode test and ac voltage. Kaiweets digital multimeter trms 6000 counts ohmmeter voltmeter autoranging fast accurately measures voltage current amp resistance diodes continuity dutycycle capacitance temperature led jacks 4. Power dissipation effects when measuring resistors designed for temperature measurements or other resistive devices with large temperature coefficients, be aware that the multimeter will dissipate. The pxie4081 provides 26 bits of resolution and highstability, metrologyclass voltage measurements that range from 10 nv to 1,000 v, current measurements that. As one of most widelyused electronic testing instruments, the digital multimeter dmm is more commonly known as the modernday tape measure. Here the red and the black probes of the multimeter are inserted into the sockets marked as v and com, respectively while the selection switch is set to an expected range in ohmmeter region figure 1. Pdf merge combine pdf files free tool to merge pdf online. A few or todays multimeters have illuminated the display for better viewing in low light situations. How to use a digital multimeter for dummies housetechlab.
Digital multimeter we are a leading wholesale trader of fluke multimeter, 603 meco digital multimeter, motwane digital multimeter dm 4750d, meco 450 b plus trms mulitimeter, 15b fluke multimeter and 81 usb meco trms multimeter from mumbai, india. Difference between analog and digital multimeter amm vs dmm. Etekcity msrc600 autoranging multimeter acdc voltmeter, clamping multimeter. Product njty mini digital multimeter 6000 counts multifunctional non contact true rms multi meter voltmeter ammeter ohmmeter measuring acdc voltage current resistance capacitance frequency temperature ncv c. Auto power off function 15 mins shell type pocket size multimeter. Digital multimeters long ago replaced needlebased analog meters due to their ability to measure with greater accuracy, reliability and increased impedance. Please view our large selection of digital multimeters below. Electricians use a digital multimeter as a standard diagnostic tool. Measure twice as fast as other multimeters with fluke 177 digital multimeters. It is a type of meter which shows measurement in digits, is called as digital multimeter. Product flyer digital multimeters national instruments. Fluke is a wellknown brand with a wide range of handheld models, starting with general purpose and compact versions, and going up to advanced and specialty models.
The first digital multimeter was introduced in the late. The lcd screen present on the upper portion of the multimeter basically displays four or more digits and also shows negative value if necessary. Now why did we set the multimeter to the 20v dc setting. Soda pdf is the solution for users looking to merge multiple files into a single pdf document. Digital multimeter is a test equipment which offers several electronic measurement task in one tool. Main differences between digital and analog multimeter. Eecs4043 dmm page 1 experiment the digital multimeter i. A digital multimeter dmm is a testing tool that measures electrical values. How to combine files into a pdf adobe acrobat dczelfstudies. This instrument is portable digital multimeter designed for measurement of weak current circuits. Features of digital multimeter digital multimeter is the most advanced instrument that makes use of modern integrated circuits for making electrical measurements. Dmms are available very cheaply and these digital multimeters can provide very high degrees of accuracy when measuring the parameters within an electronics or electrical circuit. Mas838 digital multimeter, display 2000 counts, diode open voltage 3.
What is a dmm digital multimeter electronics notes. Analog or digital multimeter simply smarter circuitry blog. Initially all test meters were analogue as digital technology was still many years into the future. Klein tools mm400digital multimeter, autoranging, 600v. Digital multimeters all digital multimeters combine the features of an ammeter, a voltmeter, and an ohmmeter. Unlike nlss first digital meters, the x2 utilizes a nixie tube display. Digit, truevolt dmm technical support technical support enable javascript to view product images. Simple instructions on how to use a digital multimeter. Digital multimeter working principle analyse a meter. With more and more everyday items adding electronics and electrical features, the ability to measure electrical flow has grown increasingly important. Deze gratis online tool maakt het mogelijk om meerdere pdf bestanden of afbeeldingen te combineren in een pdf document. Summary of contents1 fluke multimeter user manual2 klein multimeter user manual3 mastech multimeter user manual4 craftsman multimeter user manual5 amprobe am530 multimeter user manual6 fieldpiece hs33 multimeter user manual7 tacklife cm02a multimeter user manual8 uei test instruments dl369 multimeter user manual9 extech ex330 autoranging mini multimeter user. At the same time to become familiar with resistors and to learn how to use a power supply. Digital multimeters are widely accepted worldwide as they have better accuracy levels and ranging from simple 3.
A digital multimeter or dmm is one of the most widely used pieces of test equipment today. Comparison of digital and analog meter can be damaged when dropped from bench level no usually damaged by rough treatment pointer attempts to deflect to the left when the polarity is reversed. These tools are often used for measuring voltage because of its higher resistance of 1 m or 10 m. Buy digital multimeters in india online at best price. Today, digital multimeters and analyzers are often inexpensive and easy to use. The most basic things we measure are voltage and current. Digital multimeters essentially replaced analog meters that were used prior to the 1970s and used needles to indicate. How to use a digital multimeter what is a multimeter. Digital multimeters are available at mouser electronics from industry leading manufacturers. The digital multimeter displays the reading in digits most times on a led or lcd screen. Maakt het mogelijk om pdfbestanden samen te voegen met een simpele drag anddrop interface. The fluke multimeters are considered as the market leader in the world of multimeters created with a high level of precision by industry based users, the fluke digital multimeter models have a long lifespan and do not require a. These modernday tape measures consolidate the functions of voltmeters, ammeters, and ohmmeters into a single unit.
Resistance measurement by using a digital multimeter. Etekcity msrr500 digital multimeter, amp volt ohm voltage tester meter with diode and continuity test, dual fused for antiburn, red. Digital multimeters and other specialized test equipment. Download gdmm digital multimeter application for free. As mentioned above, the main difference between a digital and analog multimeter is the display. System utilities downloads digital multimeter dmm connectivity utility software by agilent technologies and many more programs are available for instant and free download. Switched range multimeters have the standard v, a and. A typical multimeter can measure voltage, current, and resistance. The test meter or multimeter can trace its origins back to the invention of the galvanometer around 1820. Before using a digital multimeter or dmm it is important to check out the multimeter and test the test leads or probes to make sure they are okay. These easytouse instruments include clear digital readouts and advanced features to help field. Digital display digital multimeter dmm electronic volt ohm millimeter with digital display. Once, only professional electricians and devoted hobbyists could afford a good multimeter. But instead of being able to handle a single function i.
The standard and basic measurements performed by multimeter are the measurements of amps, volts, and ohms. Thsinde digital multimeter trms 6000 with battery alligator clips. Anbes soldering iron kit 60w adjustable temperature welding tool, digital multimeter. The fluke 115 multimeter is a compact truerms meter that provides precision readings for field. So if youve measuring a 12v battery, use the 20v setting. Specialized products offers standard and true rms digital multimeters, fluke connect compatible, calibrated dmm, plus combo kits from aemc, amprobe, extech, flir, fluke and other top brands for industrial, electrical and electronic technicians.
The multimeter displays 0 ohms with the leads shorted together. A free and open source software to merge, split, rotate and extract pages from pdf files. Digital multimeters are the most common type of multimeter that is available on the market today. A digital multimeter is an indispensable tool for testing, diagnosing, and troubleshooting electrical circuits, components and devices. It is also known as the voltmeter or ohm meter or volt ohm meter. The setapdfmerger component allows a php developer to assemble existing pdf document into a new document. Electrical digital multimeter lcd voltmeter volt ohm tester ac dc multi meter. In this case, we configure the multimeter to act like an ohmmeter.