Examlex
Which of the following are CORRECTLY matched?
Input Field Devices
Devices such as sensors, switches, and buttons that provide data or signals to control systems, usually as part of an automated or computerized system.
Grounding Procedures
The methods and practices used to connect electrical systems or equipment to the earth to ensure safety and prevent static or interference.
Low-impedance Ground
A grounding method or system that has a very low electrical resistance path to the earth to ensure safety and reduce the risk of electrical shock or fire.
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