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Glossary
Actuator
Component at the output section of a controlled system, which intervenes in energy or mass
flows and thereby causes changes.
Adjustment support
Software Web server application, in which most operator actions are performed on the PC
screen using a mouse and keyboard. The software processes and displays models.
ASCII
American Standard Code for Information Interchange.
Automation system
An automation system is a programmable logic controller consisting of at a central
processing unit, a variety of input and output modules as well as operator control and
monitoring (HMI) devices.
BF
Bus fault
Bit
Binary digit
Bus
A cable or conductor system used for data transfer among the components of a computer
system. Buses are characterized by the number of bits they can transfer at any one time.
There are serial bus systems (one bit after the other) and parallel bus systems (multiple bits
simultaneously over several lines).
Byte
Binary term
Vision Sensor SIMATIC VS120
Operating Instructions, Edition 02/2006, A5E00757507-01
Glossary-1
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