MEASURING INSTRUMENTS FOR CURRENT, VOLTAGE, POWER, RESISTANCE, TEMPERATURE, PHASE & FREQUENCY

MEASUREMENT OF CURRENT & VOLTAGE     

  

GALVANOMETER

        • CURRENT by AMMETER

   
        • VOLTAGE by VOLTMETER


MEASUREMENT OF POWER   -  by Electrodynamometer waFter


MEASUREMENT OF ENERGY   -   ENERGY METER


MEASUREMENT OF PHASE & FREQUENCY   -   CRO


MEASUREMENT OF SELF - INDUCTANCE THROUGH AC BRIDGES

     1.  MAXWELL's Inductance Bridge
   
      2.MAXWELL's Inductance - Capacitance Bridge

      3. HEY's Bridge

      4. Anderson's Bridge

      5. OWEN's Bridge

MEASUREMENT OF CAPACITANCE THROUGH AC BRIDGES

        1. DESAUTY's Bridge

         

         2..Scherring Brige

MEASUREMENT OF FREQUENCY THROUGH AC BRIDGES

         1. WEIN's Bridge

MEASUREMENT OF TEMPERATURE ( -60°C to 15°C )

        1. THERMISTORS


MEASUREMENT OF ANGULAR VELOCITY

         1. DC Tachometer Generators.

         2. AC Tachometer

         3. Digital method : Photo electric Tachometer.

MEASUREMENT OF PRESSURE

          1. Resistive Transducers.
       
           2. LVDT. 

           3. Piezoelectric Transducer.

MEASUREMENT OF VIBRATIONS

            1. Seismic Transducer

MEASUREMENT OF HIGH TEMPERATURE
         
             1. Resistance thermometer
   
             2. Semiconductor thermometer
    
             3. Thermisters

             4. Thermocouples

             5. Bimetallic thermometers

              6. Radiation Pyrometer

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