The circuit in Figure 1 provides a low-cost, isolated ac-line monitor that measures ac-line-voltage level and has some other unique capabilities. The analysis of the circuit is straightforward: When ...

In various industries and applications, it’s crucial to monitor the current and frequency of devices in real-time. These ...

A simple circuit monitors the elapsed time over which a line-connected ac load energizes (Figure 1). You can then access the elapsed-time count over a standard one-wire protocol. When you energize the ...

AC line monitors measure the real-time quality of power delivered to a given load. These devices are diverse in capabilities, measurement accuracy and cost with systems ranging from simple, ...

Looking for a way to measure and control energy costs, and minimize unplanned downtime? Square D, the leader in power management technology, has the answer with the new POWERLOGIC® Series 3000 Circuit ...

Today's factory floors usually include a proliferation of sensitive electronics, such as programmable logic controllers (PLCs), variable-frequency drives (VFDs), and network communications devices, ...

In a septic-tank-based sewage system, waste water and toilet wastes from, say, a residence drain into the first compartment of a two-compartment septic tank. A ...

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