1) Using a DMM to measure mVolts, what would it read for the following: (a)A type T...

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Electrical Engineering

1) Using a DMM to measure mVolts, what would it read for thefollowing:
(a)A type T thermocouple, room temperature 20Â°C, and themeasured temp is:
Â Â 40Â°C
Â Â -25Â°C
(b)Â Â Â A type K thermocouple, room temperature20Â°C, and the measured Â Â Â temp is:
40Â°C
Â Â -25Â°C

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4.0 Ratings (566 Votes)

1 Turn dial to Some digital multimeters DMMs also include If uncertain of which to choose startwith which handles higher voltage2 First insert the black probe into the COM jack3 Then insert the red probes into the V jack When finishedremove the probes in reverse order red first then black4 Connect the test probes to the circuit black to the negativepolarity test point circuit ground red to positive testpointNote Most modern DMMs automatically detectpolarity When measuring dc voltage it is not critical for the redlead to contact a positive terminal or black to touch negativeJust recognize if the probes touch opposite terminals a negativesymbol will appear in the display With an analog multimeter redleads should always touch a positive terminal and black a negativeterminal Otherwise damage to the meter will See Answer

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