HOW TO USE A MULTIMETER PART 5: SPECIAL FEATURES

Multimeters are devices that combine multiple electrical measurement functions in one unit. These instruments typically measure voltage, electric current and resistance. In order to get the most from a multimeter, you have to know how to use it properly. Sales and Service Engineer Larry Rambeaux demonstrates how two of the special features work and how they apply to every day…

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HERE’S TO ANOTHER 25 YEARS

PURKEYS CELEBRATES A QUARTER CENTURY IN BUSINESS THIS MONTH   On April 1, 1990, Purkeys opened for business with only one customer. Twenty-five years later Purkeys has evolved into a company that focuses on electrical innovations and solutions that continues to make an impact on the heavy-duty commercial trucking industry. Purkeys’ Chief Creative Engineer Bruce Purkey…

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FUEL EFFICIENCY VIA THE ELECTRICAL SYSTEM

HOW A MORE EFFICIENT ELECTRICAL SYSTEM CAN HELP REDUCE FUEL COSTS   In the heavy-duty trucking industry, fuel costs are one of the biggest operational expenses fleets encounter, second to payroll. Purkeys Chief Engineer Dale Henningson explains, “The engine powers the alternator, which is where electrical energy originates so all of the electrical power comes…

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PURKEYS’ NEW MULTIMETER TRAINING UNIT

How a Tool Developed for Tech Events became a Training Tool Purkeys released a new multimeter training unit in April to help fleets train technicians on a heavy-duty vehicle’s electrical system. The M.T.U. allows technicians to hone their skills with a multimeter in common electrical troubleshooting situations. The training unit was developed for testing a…

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EXPLAINING OHMS LAW

  HOW ONE SIMPLE FORMULA CAN HELP WITH TROUBLESHOOTING   Ohm’s law plays a pivotal role in helping commercial trucking technicians diagnose problems as part of regular truck maintenance. According to Purkeys Sales and Service Engineer Rylar Masco, Ohm’s law is the relationship between voltage, current and resistance. When understood properly, this relationship can really…

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HOW TO USE A MULTIMETER PART 4: THE OHMMETER

Multimeters are devices that combine multiple electrical measurement functions in one unit. These instruments typically measure voltage, electric current and resistance. In order to get the most from a multimeter, you have to check it before to see if it’s working properly. Sales and Service Engineer Larry Rambeaux demonstrates how the Ohmmeter works and how it…

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