# \#measurement

**URL:** https://forumautomation.com/tag/measurement/60.md

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## [Basic of Electrical Measuring instruments](https://forumautomation.com/t/basic-of-electrical-measuring-instruments/14045)

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**Author:** [@Rabert](https://forumautomation.com/u/Rabert)\
**Replies:** 0\
**Last updated:** [April 28, 2026, 8:46am UTC](https://forumautomation.com/t/basic-of-electrical-measuring-instruments/14045 "2026-04-28T08:46:38Z")

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Electrical measuring instruments are devices used to measure electrical quantities like voltage, current, resistance, power, energy and frequency. They help in monitoring, controlling and analyzing electrical systems for…

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## [What is Net Metering?](https://forumautomation.com/t/what-is-net-metering/12623)

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**Author:** [@Rabert](https://forumautomation.com/u/Rabert)\
**Replies:** 0\
**Last updated:** [September 25, 2024, 5:09pm UTC](https://forumautomation.com/t/what-is-net-metering/12623 "2024-09-25T17:09:10Z")

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Net Metering is a bidirectional meter for solar rooftop panels. The consumer only pays for the power consumed from the grid. Net metering is a billing technique that allows you to feed excess electricity generated by you…

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## [What is the purpose of this 250 ohm resistor?](https://forumautomation.com/t/what-is-the-purpose-of-this-250-ohm-resistor/11950)

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**Author:** [@TSRS](https://forumautomation.com/u/TSRS)\
**Replies:** 2\
**Last updated:** [April 17, 2024, 2:23pm UTC](https://forumautomation.com/t/what-is-the-purpose-of-this-250-ohm-resistor/11950 "2024-04-17T14:23:19Z")

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What is the purpose of this 250 ohm resistor here? please anyone explain

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## [What is the megger value of the 33KV oil transformer?](https://forumautomation.com/t/what-is-the-megger-value-of-the-33kv-oil-transformer/11301)

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**Author:** [@Rabert](https://forumautomation.com/u/Rabert)\
**Replies:** 0\
**Last updated:** [July 10, 2023, 3:13pm UTC](https://forumautomation.com/t/what-is-the-megger-value-of-the-33kv-oil-transformer/11301 "2023-07-10T15:13:07Z")

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What is Megger? The Megger is a tool used to measure the insulation’s resistance. It operates on the comparison principle, which compares the insulation’s resistance to a known value of the resistance. When the insulati…

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## [What is the difference between accuracy and precision in measurement?](https://forumautomation.com/t/what-is-the-difference-between-accuracy-and-precision-in-measurement/10882)

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**Author:** [@Instrument\_Engineer](https://forumautomation.com/u/Instrument_Engineer)\
**Replies:** 0\
**Last updated:** [February 16, 2023, 5:19am UTC](https://forumautomation.com/t/what-is-the-difference-between-accuracy-and-precision-in-measurement/10882 "2023-02-16T05:19:22Z")

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In measurement and instrumentation, both accuracy and precision are important, but they mean different things. Accuracy is how close a measured value is to the real value of the thing being measured. In other words, it i…

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## [Transistor Testing](https://forumautomation.com/t/transistor-testing/10989)

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**Author:** [@Rabert](https://forumautomation.com/u/Rabert)\
**Replies:** 0\
**Last updated:** [March 22, 2023, 12:13pm UTC](https://forumautomation.com/t/transistor-testing/10989 "2023-03-22T12:13:04Z")

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Transistor Testing There are several different methods of testing transistor using a digital multimeter, however checking the junctions of the transistors is the one that is most frequently used. The emitter, the base, …

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## [Measuring high voltages using Electrostatic Instruments](https://forumautomation.com/t/measuring-high-voltages-using-electrostatic-instruments/5242)

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**Author:** [@divyasree](https://forumautomation.com/u/divyasree)\
**Replies:** 0\
**Last updated:** [November 19, 2018, 2:01am UTC](https://forumautomation.com/t/measuring-high-voltages-using-electrostatic-instruments/5242 "2018-11-19T02:01:29Z")

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Electrostatic instruments are one of the different types of electromechanical indicating type instruments for the measurement of voltage, current or power. They can be used in both AC and DC measurement. AC measurement …