Industrial automation

Industrial automation

Industry: Automation

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Industrial automation

network layer

Automation; Industrial automation

The 3rd layer of the ISO open-system-interconnect reference model. It provides routing and relaying services associated with all of the layers of that station and is responsible for setting and ...

retentive output instruction

Automation; Industrial automation

1) A rung-output instruction that sets the state of the output only when the rung is true. Whenever the rung is not true, it does not control the state of the output. 2) Contrasted with a ...

self-contained scanner

Automation; Industrial automation

A photoelectric control that contains the light source, receiver, power supply, and all electronics in the same housing.

steady rate

Automation; Industrial automation

For a given network, all variables such as messages and stations are held constant for modeling and simulation purposes.

topology

Automation; Industrial automation

The way a network is physically structured. Example: a ring, bus, or star configuration.

A binary value with its bits set to a pattern to selectively screen out or let through certain bits in a data value to specify which of those bits are to be operated on in generating a masking result ...

drift

Automation; Industrial automation

A slow change in some characteristic of a device. For a drive, it is the deviation from the initial set speed with no load change over a specific time period. Normally the drive must be operated for ...