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Questions and Answers
What is the commonly used range of power supply and operating voltages in industrial automation for sensors and control components?
Which standardized signal levels and paths are commonly used for mixing and matching different devices and connections to system interface and control points?
How are sensors and actuators connected to programmable logic controllers (PLCs) in industrial automation?
What do the modules used for connecting sensors and actuators to programmable logic controllers (PLCs) often include?
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Which buses may be used to interface already digitized signals in industrial automation?
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What is the commonly standardized signal level used for providing mixing and matching of different devices in industrial automation?
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In the context of industrial automation, what is the primary function of a PLC?
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What role do commercial IoT gateways play in the context of existing industrial automation?
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What is a characteristic of sensors and actuators in industrial automation systems?
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What is the purpose of structured wiring in connecting industrial sensors and actuators to PLCs?
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What is a benefit of adding IoT to existing industrial automation systems?
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What distinguishes the role of a PLC in industrial automation systems?
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How does structured wiring help in connecting industrial sensors and actuators to PLCs?
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What is a key role played by commercial IoT gateways in the context of industrial automation?
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What distinguishes the function of sensors and actuators in industrial automation systems?
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What is the primary function performed by most IoT gateways in existing industrial automation?
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Which type of buses are commonly used to communicate digitized outputs in integrated sensors?
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What additional components may stand-alone sensor assemblies use for wireless communication?
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Which sensors are commonly found in popular personal activity monitors that use Bluetooth Low Energy (BLE) for wireless connection?
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What additional ability do smart home thermostats often have in terms of connectivity?
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As a design choice, what can smart sensors support in IoT systems?
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What is the common method used by integrated sensors to reduce the number of signal traces for natively analog measurements?
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What is the purpose of signal conditioning and amplification circuitry when interfacing raw transducer outputs?
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What is the additional circuitry needed for sampling and converting analog signals into digital values?
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What is the function of an IoT gateway in the context of industrial automation?
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What is the primary role of a programmable logic controller (PLC) in interfacing sensors and actuators?
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What do digitized values need to be post-processed for, after being converted from analog signals?
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Which type of circuitry is typically used to match the range of raw transducer outputs with interfaces, such as 0–5 V for voltage or 4–20 mA for current inputs?
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