Tutorial About Sensor Bridge Circuit

This tutorial tells you info around sensor, bridge circuits, conversion formula, wheatstone, and wheatstone bridge. In this tutorial you can learn information related to input, wire sensor configuration, conversion, and bridge.

Many info such as temperature, voltage, field sensor, and resistance are explained inside the tutorial. The following are selected from this tutorial:

Experiment 4: Sensor Bridge Circuits (tbc 1/11/2007, revised 2/20/2007, 2/28/2007, 2/3/2009,2/15/2009, 2/9/2011) Objective: To implement Wheatstone bridge circuits for temperature measurements using RTD (Resistance Temperature Detectors). Wheatstone Bridge – Main idea: by adding another (comparator) voltage divider in parallel to that shown in Figure 1, one could use differential voltage measurements that could improve the sensitivity in sensor applications, while at the same time reducing current flow through component RT. – Assuming negligible current flows through the voltmeter, the circuit paths can be assumed parallel and we can apply (1) to obtain (2) – Now we can measure the voltage difference between nodes and to be (3) The bridge is “balanced” when , i.e.

Furthermore, this tutorial explains info around the wheatstone bridge, configuration, sensor configuration, and voltage divider.

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File size: 0.153 MB, number of pages: 9, download server: www.chem.mtu.edu
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