Electrical Measuring Instruments Ppt

Classification absolute and secondary instruments indicating instruments.

Electrical measuring instruments ppt.

Indicating measuring instruments 73 3 1 1 electromechanical instruments versus digital measuring systems 73 3 1 2. A basic electronics device or instrument used to measure voltage or electrical potential difference between two points in electrical circuits is known as voltmeter there are two types of voltmeters. Measuring and testing instruments electrical. Whatever your role in the industry electrical designer purchase engineer manufacturer installation contractor technician or maintenance engineer a solid knowledge of electrical tests to be carried out on a given piece of hv and mv electrical.

That combines several measurements functions in one unit. Electrical measuring instruments 1. Eddy current damping 2. The reference multimeters and calibrators 69 references 71 3.

Electrical instruments ppt 1. Here i am describing the major concepts of electrical measuring instruments in detail. Unit 9 measuring instruments the voltmeter is designed to be connected directly across the source of power. Material standards of electrical quantities 63 2 3 4.

Damping torque or restoring torque i. Powerpoint ppt presentation free to view. Unit 9 measuring instruments reading an analog meter is similar to reading a speedometer or fuel gauge. Electrical measuring instruments presented by suhail ahmed bsamt02161001 2.

The first article based on the electrical measurement instrumentation emi. Introduction an electronic measuring instruments called meter. Lecture on electrical measurement measuring instruments 2. Types applications introduction testing is an essential activity in the power utility industry.

Principles of meter operations electrical systems series 724 1 powerpoint masters 720724 1 01pp 724 1 01 01 fig. The moving coil meters 74 3 1 3. Class notes on electrical measurements instrumentation 2015 3 syllabus electrical measurements instrumentation 3 1 0 module i 10 hours measuring instruments. The moving iron meters 81 3 1 4.

Classification classified based upon the quantity they measure ammeter voltmeter classified according to the current that can be. Unit 9 measuring instruments basic d arsonval meter movement with rectifier to change ac voltage to dc voltage. The basic electronics testing equipments under this category include the following. Electrical and electronics instruments n krishna prakash analog instruments an analog device is one in which the output or display is a continuous function of time and bears a constant relation to its input.

Essential requirement of indicating instruments 1. Classic electrical measurements 73 3 1. Spring control method ii gravity control method 3. Before starting any electrical or electronics device installations or studying electrical practical we should know about the measurements and its measuring instruments.