Transcription of CHAPTER 3: SENSORS
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CHAPTER 3: SENSORS . SECTION : POSITIONAL SENSORS LINEAR VARIABLE DIFFERENTIAL TRANSFORMERS (LVDT) HALL EFFECT MAGNETIC SENSORS RESOLVERS AND SYNCHROS INDUCTOSYNS ACCELEROMETERS iMEMS ANGULAR-RATE-SENSING GYROSCOPE GYROSCOPE DESCRIPTION CORIOLIS ACCELEROMETERS MOTION IN 2 DIMENSIONS CAPACITIVE SENSINGS IMMUNITY TO SHOCK AND VIBRATION REFERENCES SECTION : TEMPERATURE SENSORS INTRODUCTION SEMICONDUCTOR TEMPERATURE SENSORS CURRENT OUT TEMPERATURE SENSORS CURRENT AND voltage OUTPUT TEMPERATURE SENSORS THERMOCOUPLE PRINCIPLES AND COLD-JUNCTION. COMPENSATION AUTO-ZERO AMPLIFIER FOR THERMOCOUPLE. MEASUREMENTS RESISTANCE TEMPERATURE DETECTORS (RTDs) THERMISTORS DIGITAL OUTPUT TEMPERATURE SENSORS THERMOSTATIC SWITCHES AND SET-POINT CONTROLLERS MICROPROCESSOR TEMPERATURE MONITORING REFERENCES SECTION : CHARGE COUPLED DEVICES (CCDs) REFERENCES SECTION : BRIDGE CIRCUITS INTRODUCTION AMPLIFING AND LINEARIZING BRIDGE OUTPUTS 3,75.
Output voltage range and gain can be easily set with external resistors. Typical gain range is usually set from 2 mV/Gauss to 6 mV/Gauss. Output voltage can be adjusted from fully bipolar (reversible) field operation to fully unipolar field sensing. The voltage output achieves near rail-to-rail dynamic range (+0.5 V to +4.5 V), capable of supplying
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