Industrial automation

Industrial automation

Industry: Automation

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Industrial automation

surge

Automation; Industrial automation

A transient wave of voltage, current, or power.

token rotation time

Automation; Industrial automation

The elapsed time between receiving a token by a station to the next receipt of the token by the same station. Usually, all stations will be passed the token during one token rotation time.

NEMA standards

Automation; Industrial automation

Consensus standards in the United States for electrical equipment approved by the members of the National Electrical Manufacturers Association (NEMA).

remote terminal unit (RTU)

Automation; Industrial automation

A data-gathering and control element for SCADA systems.

ac input circuit

Automation; Industrial automation

A circuit on an I/O module that converts ac signals from a machine/process switching device to backplane logic level dc signals. By definition, it is always a digital circuit (on/off). By ...

open-system interconnect reference model (OSIRM)

Automation; Industrial automation

A standard means of communication between open systems proposed by the ISO. It is a 7-layer model that represents network architecture. The 7 layers and the services they provide are as follows: