ohmmeters pages 75-80. v a x r how much resistance in a load if the amperage is:.5 amps.5 amps
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OhmmetersOhmmeters
pages 75-80pages 75-80
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VA x R
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How much resistance in a How much resistance in a load if the amperage is:load if the amperage is:
.5 amps.5 amps
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How much resistance in a How much resistance in a load if the amperage is:load if the amperage is:
3 amps3 amps
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How much resistance in a How much resistance in a load if the amperage is:load if the amperage is:
250 amps250 amps
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How much resistance in a How much resistance in a load if the amperage is:load if the amperage is:
.004 amps.004 amps
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OhmmetersOhmmeters
pages 75-80pages 75-80
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OhmmetersOhmmeters are are self poweredself powered
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Ohmmeters are used Ohmmeters are used to test the resistance to test the resistance in components and in components and
they they must be must be disconnected disconnected from any from any
other power source.other power source.
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Most common scalesMost common scales 200200 2K2K 20K20K
200K200K 2M2M 20M20M
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Manual RangingManual Ranging
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Auto RangingAuto Ranging
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Out of range indication if Out of range indication if the resistance is higher the resistance is higher
than the scale you are on.than the scale you are on.
ULOUCH3
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The Meter will round off The Meter will round off the reading if you are the reading if you are on too high of a scale.on too high of a scale.
This can make your readings This can make your readings somewhat somewhat inaccurateinaccurate
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Circuit board assignmentCircuit board assignment
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OhmmetersOhmmeters
pages 75-80pages 75-80
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Ohmmeters are used to:Ohmmeters are used to: Test continuity in switchesTest continuity in switches
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Continuity TestContinuity Test
Will beep with Will beep with approx. 30 ohms approx. 30 ohms or lessor less
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Ohmmeters are used to:Ohmmeters are used to:
Test continuity in mercury switchesTest continuity in mercury switches
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Ohmmeters are used to:Ohmmeters are used to: Test continuity in fusesTest continuity in fuses
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Ohmmeters are used to:Ohmmeters are used to:
Test the continuity in resisters of Test the continuity in resisters of all typesall types
ExampleExampleThrottle position sensorThrottle position sensor
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Ohmmeters are used to:Ohmmeters are used to:Test the resistance (to specifications) of Test the resistance (to specifications) of Throttle Position SensorsThrottle Position Sensors
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Ohmmeters are used to:Ohmmeters are used to:Test Test PotentiometersPotentiometers of all types of all types
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Ohmmeters are used to:Ohmmeters are used to:
test the continuity of test the continuity of temperature temperature switchesswitches
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Ohmmeters are used to:Ohmmeters are used to:
Test the resistance (to specifications) Test the resistance (to specifications) of a of a thermistorthermistor
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Ohmmeters are used to:Ohmmeters are used to:Test the resistance of Test the resistance of Solenoids Solenoids
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Ohmmeters are used to:Ohmmeters are used to:Test the continuity and or resistance of Test the continuity and or resistance of
relays
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See Ya!