This is the original sparkfun tutorial system, used for years for singlepage tutorials and a lot of other things like projects, teardowns, and buying guides. This autoranging multimeter will test ac and dc voltage and current as well as capacitance, resistance, frequency and even temperature. How to use a multimeter beginners guide random nerd. Hey everyone, just got my stepper motor and easy driver in the mail, but i cant get the motor to power up. Usb digital multimeter autoranging sparkfun tol12967 bc. For this tutorial we will be using the sparkfun vc830l.
How to use a multimeter history if you wanted to build a circuit prior to the 1960s, chances are you would have used a technique called wirewrap. All books are in clear copy here, and all files are secure so dont worry about it. This handout is developed to be printed out and used in a classroom. Multimeters are a tool that we use to measure multiple characteristics of electronics. Arduino for beginners learn about arduino and the arduino uno and how you can integrate this board into your makerspace and coding program. For example, a multimeter using a moving coil movement with fullscale deflection current of 50 microamps.
Fluke 114117 kit multimeter for hackers, makers, and hobbyists. More and more makerspaces around the world are looking to add coding and electronics to their maker education programs. Click here to view a pdf of troubleshooting pages from the lilypad sewable electronics kit. It is an ideal instrument for hobbyists, for use in the field, for laboratories and workshops and for domestic applications. Usb digital multimeter autoranging sparkfun tol12967. Multimeter probes needle tipped out of stock tol12078 these needle tipped multimeter probes are great for attaching to multimeters, power supplies, oscilloscopes, function generat. A multimeter or a multitester, also known as a vom voltohmmilliammeter, is an electronic. A very simple breadboard power supply kit that takes power from any usb port and outputs a fuse protected and regulated 3. Endowed with the key touching function instead of the traditional mechanical knobs, is a new type of 3 56 digital multimeter equipped with the lcd display device. Dave comments on the sparkfunfluke multimeter customs trademarktrade dress fiasco, and shows off the new low cost fluke 114117 kit multimeter about to be released. Make interactive makerspace projects while learning to code and problem solve.
We know that each led uses 20ma you can measure using a multimeter or look at the datasheet, so the total amps of the circuit is 20ma 5. Multimeter demo, breadboarding an led circuit, resistor color codes. This sketch shows how to use the sparkfun ina169 breakout board. Ive looked long and hard for a good, lowcost multimeter and the vc830l is everything i need in a daytoday multimeter. Wire wrap is a process that involves wrapping wires around conductive posts attached to a perfboard a. As current passes through the shunt resistor rs, a voltage is generated at the vout pin. This instrument will let you check to see if there is.
Set a digital multimeter to diode test and an analogue multimeter to a low resistance range such as. The multimeter is very simple, and wont replace your fluke meter, but it works perfectly for simple troubleshooting. Turn off etc this can cause the battery in the meter to run down. Arduino tutorial learn electronics and microcontrollers. Introduction the dvm810 is a compact multimeter with a 3 12 digit lcd for measuring dc and ac voltages, dc currents, resistance, diodes and transistors hfe. Jan 09, 2017 digital multimeters are indispensable tools that allow you to analyze circuits and diagnose problems in your electrical design. Test each pair of leads both ways six tests in total. Documents pdf arduino and electronics arduinowarrior. A multimeter a breadboard lets try a simple experiment just to prove that these things work the way were saying they do. Simple instructions on how to use a digital multimeter our. Sparkfun electronics 20 shawn hymel this code is public domain but you buy me a beer if you use t his and we meet someday beerware license.
Since multimeters tend to show rms voltages, its easier to just refer to it as 120vac and remember that the peak postive and negative voltage are each 1. Multimeter wikipedia bahasa melayu, ensiklopedia bebas. Its for basic stamps but is still a good read even if you dont plan to use stamps. Be sure to read our how to use a multimeter tutorial to find out how to properly use a meter as if there was a standard way.
The multimeter is your first defense when troubleshooting a system. Initially all test meters were analogue as digital technology was still many years into the future. It features a large, easily readable display for use in the field as well as the ability to connect to your computer for data logging, processing and analysis. A multimeter is an instrument used to check for ac or dc voltages, resistance and continuity of electrical components, and small amounts of current in circuits. A digital multimeter dmm may look complicated and intimidating at first glance, but once you understand the display, dial, and port panel, youll have a better grasp of dmm basics. Basic models are capable of measuring voltage, current, and. Digital multimeter basic australia core electronics. This tutorial will show you how to use a digital multimeter dmm, an indispensable tool that you can use to.
This guide will teach you how measure continuity, resistance, and voltage with a. Im getting power to the easy driver just fine led is turning on but as far as i can tell i cant get power to the motor always pretty easy to turn by hand, not making any sounds, not getting hot no signs of life. A few multimeters have illuminated displays for better viewing in low light situations. In this tutorial we will cover measuring voltage, current, resistance and continuity. If you are still having trouble, you can use a multimeter to check for continuity or issues with your circuit. So if youve measuring a 12v battery, use the 20v setting. Digital multimeters are indispensable tools that allow you to analyze circuits and diagnose.
This is a manual ranging meter with the most basic features. If you do get it wet, open the case and let it set open until it is dry. Multimeter tutorial lots of useful information on digital multimeter usage. We will be using the sparkfun vc830l throughout the tutorial but these methods should apply to most multimeters. Aug 12, 2008 if you did everything according to the datasheet recommendations, and it still does not work, get a multimeter and check the voltage on the three adxl330 output pins. The most basic things we measure are voltage and current. Do not let your multimeter get wet and never store it in a damp place.
Auto range multimeters have fewer options and are usually limited to v volts. Arduino for beginners learn about arduino and the arduino uno and howyou can integrate this board into your makerspace and coding program. Be sure you click on the individual links under what you will learn headings. The sparkfun digital mult resistor kit 14w 500 total com10969 resistors are a good thing, in fact, theyre actually crucial in a lot of circuit designs. Find the amp hour of the battery hint, its at the very beginning of the tutorial and plug all these numbers into the equation above. This is a handout that was developed using materials in our how to use a multimeter tutorial. A multimeter can measure continuity, resistance, voltage and sometimes even current, capacitance, temperature, etc. Using a multimeter to test the voltage on a lipo battery. The multimeter displays 0 ohms with the leads shorted together. The uses of multimeters include finding faulty components in electronic circuits, testing residential circuitry and looking for breaks in circuit cables.
May 08, 2015 the digital multimeter dmm is an essential tool in every electronic enthusiasts arsenal. Kirchoff voltage law, example 2 pdf multimeter tutorial at sparkfun. Sparkfun electronics introduction to arduino educational material. Digital multimeter basic tol12966 the digital multimeter dmm is an essential tool in every electronic enthusiasts arsenal. Mar 31, 2014 fluke 114117 kit multimeter for hackers, makers, and hobbyists. If you did everything according to the datasheet recommendations, and it still does not work, get a multimeter and check the voltage on the three adxl330 output pins. You can read your multimeters manual if you need to use these features.
The selection knob allows the user to set the multimeter to read different things such as milliamps. The digital multimeter dmm is an essential tool in every electronic enthusiasts arsenal. Galvanometers were large instruments that gave a deflection when a current passed through its coil. You can use the multimeter to measure dc and ac voltage, dc current, resistance, continuity, and test diodes. How to select a multimeter discusses the key considerations to select the right multimeter.
Youve learned how to measure voltage, current and resistance, and how to check continuity. Since not all multimeters have these features, we will not cover them in this tutorial. Each kit includes a user manual, test leads, 2x aaa batteries, software cd, a temperature probe, and a. The baseemitter be junction should behave like a diode and conduct one way only. Our how to use a multimeter tutorial will help you get started. Oct 17, 2017 a multimeter is an essential tool in any electronics lab. When you place an order, we will ship as quickly as possible. Do not let your ohm meter set on any of the resistance ranges when not in use or when in storage. Dave comments on the sparkfun fluke multimeter customs trademarktrade dress fiasco, and shows off the new low cost fluke 114117 kit multimeter about to be released. 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. In this beginners guide, weve shown you how to use a multimeter. Help adxl330 accelerometer problem sparkfun electronics. Digital multimeters are indispensable tools that allow you to analyze circuits and diagnose problems in your electrical design. For example, 2v measures voltages up to 2 volts, and 20v measures voltages up to 20 volts.
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