IT-5929 Trainer introduces students to Temperature transducers, signal conditioning circuits and display devices through a wide range of practical activities. The study module includes transducers and instrumentation trainer and a curriculum manual.
Experiments Included:
Wheatstone Bridge Measurement
- Basics of Wheatstone Bridge circuit for resistance measurement
- Describe the term “null balance”
- Calculation of an unknown resistance from the
- Bridge values at balance
- Factors affecting the resolution and accuracy of measurements
- Discuss the reason for the three-wire resistance circuit
Positional Resistance Transducers
- Basic construction of rotary and slider variable resistors
- State that the resistance section may be either a carbon track or wirewound
- Characteristics of output voltage against variable control setting
- Comparison of a carbon track variable resistor to the wirewound type
Temperature Measurement
- Characteristic of an IC temperature sensor
- Construction and characteristics of a platinum
- RTD resistance transducer
- Construction and characteristics of an NTC
- Thermistor
- Characteristic of NTC Thermistor bridge circuits
- Construction and characteristics of a Thermocouple
- Deduce temperatures from a voltage reading across a transducer
Sound Output
- Construction and characteristics of a buzzer Linear Motion
- Construction and characteristics of a DC relay
Signal Conditioning Amplifier
- Characteristics and application of DC amplifiers
- The term “Offset” and the need for offset control
- Characteristics and application of a differential amplifier
Control Systems Characteristics
- Characteristics of an ON/OFF system Practical Control Systems
- Characteristics of an ON/OFF temperature
control system