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Automation
A technique, method or system of operating a process by highly automatic means, in order to reduce human intervention and increase speed and efficiency.
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Automation > Industrial automation 
chassis
Automation; Industrial automation
A hardware assembly that houses devices such as I/O modules, adapter modules, processor modules, and power supplies.
longitudinal redundancy check (LRC)
Automation; Industrial automation
An error-checking technique based on an accumulated exclusive-OR of transmitted characters. An LRC character is accumulated at both the sending and receiving stations (similar to ...
program storage
Automation; Industrial automation
The portion of memory reserved for saving programs, routines, and subroutines.
sink output
Automation; Industrial automation
1) An output that, when turned on, supplies a negative dc current to its load. 2) Contrasted with source output
utility software
Automation; Industrial automation
A program or routine, such as an editor or debugger, designed to perform a particular function of general usefulness. Compare to application program and operating system
wait before transmitting positive acknowledgment (WACK)
Automation; Industrial automation
In binary synchronous communications, this DLE sequence is sent by a receiving station to indicate that it is temporarily not ready to receive.
hunting
Automation; Industrial automation
Undesirable fluctuations in motor speed that can occur after a step change in speed reference (either acceleration or deceleration) or load.
