After all, DMMs always measure some aspect of electricity. 1 The Basics of Electricity To better understand digital multimeters, its helpful to become clear on the basics of electricity. Author: Patrick C Elliott Field Sales Engineer IDEAL Industries, Inc January 2010, Version 1. Rather, I wanted to highlight the availability of inexpensive DMMs from Harbor Freight, which are just perfect to keep in your range box. Features and Functions of a Digital Multimeter. However, the point is not the exact model or the exact price. The newer version appears to be $9.99 and has a backlight, which mine does not. Either way, it fits my needs perfectly.Īs of this writing, this meter is still on sale at Harbor Freight. I am not sure how much use the battery test feature will be over a simple voltage measurement, but it might be more effective since it verifies the battery under a load. I will generally just use the resistance measurements to check continuity and either the battery test or DC volts features to check batteries. I know you often get what you pay for and if I was using this professionally, I would opt for a 'name brand' device with more features. Functions: AC and DC voltage, resistance, DC amperage, battery test, diode test, transistor (hFE) measurements.The CEN-TECH DMM measures 2.74" wide x 5" high x 1" deep and provides the following features: Harbor Freight recently opened a store nearby and I ran across the perfect solution to my problem: a $3.99 DMM manufactured by CEN-TECH. How many times have you forgot to bring a multimeter to a launch and found yourself scrounging one to check continuity or battery voltage? I almost never brought one and couldn't seem to justify buying a second one to leave in the range box.
0 kommentar(er)
