Permanent Magnet Moving Coil Instruments-PMMC Instruments

As we know that there are different types of measuring instruments which we had discussed in previous articles. In this article we will discuss one of the type of moving coil instrument which is permanent magnet moving coil type instrument. What is Moving Coil Instrument The coil rotates between the magnetic field of a permanent magnet … Read more Permanent Magnet Moving Coil Instruments-PMMC Instruments

MOVING IRON INSTRUMENTS

As we know that there are two types of measuring instruments named moving iron and moving coil which we have discussed in  article. In this article, we will discuss moving iron instruments. These instruments are widely used in laboratories and switchboards at commercial frequencies. Because these are cheaper in cost, robust in construction and can … Read more MOVING IRON INSTRUMENTS

TYPES OF MEASURING INSTRUMENTS

Some of the instruments are used for dc measurements only and some are used for ac measurements only. Some are used for dc as well as ac measurements. In this article we will be discussing about types of measuring instruments. DC MEASURING INSTRUMENTS The instruments, whose deflections are proportional to the current or voltage under … Read more TYPES OF MEASURING INSTRUMENTS