Data Acquisition

Data Acquisition:

Binary Ladder Circuits : A Binary Ladder Circuits is constructed of resistors having only two values and thus overcomes the disadvantages of weighted resistors. The left end …


Compact Data Logger : Compact Data Logger – A typical unit provides 60 channels of data in a 20 x 40 x 60 cm box weighing about …


Computer Based Data Acquisition System : Computer Based Data Acquisition System – If a large number of inputs are to be measured, some equipment is needed to …


DA Converter Working Principle : The resistive divider or ladder can be used as the basis for a DA Converter Working Principle. It is in the resistive …


Data Acquisition System : A typical Data Acquisition System consists of individual sensors with the necessary signal conditioning, data conversion, data processing, multiplexing, data handling and associated …


Data Logger Operation : Data Logger Operation – For proper understanding of a Data Logger Operation, it is essential to understand the difference between analog and digital …


Data Logger Summary : In general, a data logger is a comprehensive and highly advanced Data Logger Summary. It is made versatile and flexible, to render it …


Data Loggers Function : The basic Data Loggers Function is to automatically make a record of the readings of instruments located at different parts of the plant. …


Digital to Analog Converter Circuit Diagram : The basic Digital to Analog Converter Circuit Diagram using Op Amp is shown in Fig. 17.18(a). The input signal is …


Electromechanical AD Converter : Another area of application in which Electromechanical AD Converter is very important, involves the translation of the angular position of a shaft into …


Ladder Type Converter D/A : Looking into any load from the left side we always see a resistor R. Similarly looking from the right side for any …


Multi Channel Data Acquisition System : The Multi Channel Data Acquisition System can be time shared by two or more input sources. Depending on the desired properties …


Sensors Based Computer Data Systems : This Sensors Based Computer Data Systems describes hardware/software which is commercially available at several levels of completeness, ranging from single board …


Signal Conditioning of Inputs : Since all the data that have to be acquired, do not generally originate from identical sources, signal conditioning becomes necessary in some …


Single Channel Data Acquisition System : A Single Channel Data Acquisition System consists of a signal conditioner followed by an analog to digital (A/D) converter, performing repetitive …


Types of Encoders in Digital Electronics : By the use of a digital code, it is possible to identify the position of a movable test piece in …


Variable Resistor Network : Variable Resistor Network – The basic problem in converting a digital signal into an equivalent analog signal is to change the n digital …


Weighted Converter Using Transistor Switches : Figure 17.19 (a) shows a circuit diagram of a weighted converter, using transistor switches. When the D bit is high …