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Instrumentation — sensors, transmitters, meter loops — gradually drift or degrade. If you don’t calibrate or perform loop ...

Article 409 [Industrial Control Panels] of the National Electrical Code (NEC) has been a part of the Code since the 2005 edition. Industrial control panels are defined in Art. 100. Basically, these ...

Article 409 provides the minimum safety requirements for industrial control panels (What's an Industrial Control Panel? below). Because this section of the Code is only a couple of pages long, it ...

Terminal blocks, connectors/cordsets, and interface modules connect electrical and control panels to the outside world. Much of the focus of electrical and control panel designers is on selecting, ...

A new supplement to the UL codes dictates all low-voltage control panels be rated for short-circuit current. Those who work in the electrical industry always support one common goal — the safe ...