For example if the resistance is 320ω and the. The procedure of checking the coils resistance of a relay with a multimeter.
Electromagnetic Relay 8 Pin Dpdt 12v 24v 110v 220v
How to test a 4 pin relay with multimeter. If the multimeter beeps or show any sign of continuity the coil is electrically closed good. If the multimeter does not beep the coil is open damagedthe relay needs to be replaced. The first step is to test the coil of relay. The purpose of testing a relay is to find whether it is good or bad. Place the probes of the multimeter on the coil terminals. To check the relay coils resistance take the multimeter you have and place it in the ohmmeter ω setting and place the probe leads of the multimeter on the 2 terminals of the relays coil.
Use the orange adapters with the blue and yellow. If your meter does not have a continuity function or for some reason does not show any sign of continuity then use the second method. Apply power from a test power supply to the control circuit. Refer to the datasheet to get the coils resistance. Pin tip probe test leads. Use these tips to learn how to test a 4 terminal relay.
Pin tip to banana plug male 69210 1 at blue. This video shows you how an automotive relay works and how you can test it using an digital multimeter. To check the coils resistance with a multimeter take a multimeter and put it on the ohmmeter setting then connect the multimeter probes on any two terminals of relays coil. The voltage applied should be that of the. In this post i am going to teach you how to test a relay with a multimeter. The reading should be open infinite ohms on an no relay and short 0 ohms on an nc relay.
How to test relay any relay voltmeter. Dmms and analog ohmmeters are available in electronic parts and hobby stores. And one of the best ways to do this is to use a multimeter with an ohmmeter setting and then measuring the resistance values. Testing relays with multimeter shaun mercado. Ratchets and wrenches. You will find the resistance of the relay coil.
Unsubscribe from shaun mercado. Contents 2 at orange. The lisle relay test jumper kit includes adapters for the most popular types of test leads included with most multimeters. Httpsamznto2kplxwf testing a relay is not as complicated as people think. How to test a 3 4 or 5 pin relay with or without a diagram duration. Find and remove the relay.
In the datasheet you will also get the tolerance value of the coil. You will need a 12v power supply or car battery and multimeter voltmeter. Use the blue and yellow adapters. Use this lisle test lead kit with lisle relay test jumper kits 56180 or 60610 to easily and securely connect relay test jumper to your multimeters test leads. This is the easiest way to do it out of the car and the only way it should be done. Set the multimeter in continuity test mode.
It doesnt matter which probe is placed on which terminals. Use a digital multimeter dmm or analog ohmmeter to measure the resistance across the load connections of the relay. Banana plug test leads.
Gallery of How To Test A 4 Pin Relay With Multimeter
