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Analog Devices - Engineering a More Sustainable Future

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59 Engineering a More Sustainable Future | ADI ADIN2111 comes with a suite of diagnostic features and can monitor link quality and detect faults to reduce commissioning time and system downtime. It enables real-time fault detection and fault location detection with 2% accuracy over 1 km of cable helping to reduce downtime and commissioning time. ADIN2111 enables networks of sensors, actuators, and controllers to be connected in a line or ring topology while utilizing existing deployed single twisted pair cabling infrastructure. Data Acquisition and GUI Vibration data can be visualized in the time and frequency domain using the Python-based GUI as shown in Figure 15. The Python GUI is an executable, so no code development is required unless you want to modify it. In order to verify the performance of the SPE sensor system, a series of tests were carried out. Imbalance load tests are a reliable method for testing the performance of a vibration sensor as the time and frequency domain signatures are easily recognized. Figure 16 shows the time domain data on the left and frequency domain data on the right. On the y and z axes there is a clear sinusoidal signal correlating to the vibrations measured from the imbalanced load at the motors rpm or fundamental speed. This is because the y and z axes were positioned to measure the largest vibration responses from the imbalanced motor. The x axis does measure some repetitive data but it is not sinusoidal and an order of magnitude or more lower in amplitude than the y and z axes. However, on the frequency domain plots the x-axis clearly shows an imbalance signature, as do the y and z but on a much higher magnitude. In order to investigate the noise performance of the system another test was used whereby a tone generator was placed on the same baseplate as the SPE sensor. Vibrations are imperceptible to the human hand, but the ADXL357 coupled with the 10BASE-T1L communications pipeline can reliably detect anomalies on all three axes. 14 13 Figure 13. Sensor block diagram and code development requirements for each block. Figure 14. ADIN2111 functional block diagram. Adobe Stock / Yingyaipumi – stock.adobe.com

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