Rockwell Automation Publication ICSTT-RM447M-EN-P - July 2019
163
Glossary
T
TA
See 'termination assembly'.
target
An attribute of a 'configuration' which describes characteristics of the
AADvance controller on which the configuration will run. Includes
characteristics such as the memory model and the sizes of variable types for the
controller.
TCP
Transmission control protocol. A set of rules used by applications requiring
guaranteed delivery of a stream of bytes from a program found on one
computer to a different program, typically found on a different computer. An
example for an AADvance controller is MODBUS communications over
Ethernet. One of the core protocols of the Internet Protocol suite.
termination assembly
A printed circuit board connecting field wiring to an input or output module.
The circuit includes fuses for field circuits. The board carries screw terminals to
connect the field wiring to the controller, and the whole assembly clips onto
the 9300 I/O base unit.
TMR
Triple modular redundant. A fault-tolerant arrangement in which three
systems complete a process and their result is processed by a voting system to
provide one output.
U
U
Rack unit. A unit of measure used to give the height of equipment intended for
mounting in a standard rack. Equivalent to 44.45 mm (1-¾ inches).
V
validation
In quality assurance, approval that the product does what the user requires.
verification
In quality assurance, approval that the product conforms to the specifications.
voting system
A redundant system (m out of n) requiring at least m of the n channels to be in
agreement before the system can take action.
Содержание Allen-Bradley AADvance T9110
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Страница 6: ...6 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Summary of Changes ...
Страница 10: ...10 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Preface ...
Страница 16: ...16 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Table of Contents ...
Страница 18: ...18 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Chapter 1 The AADvance System ...
Страница 52: ...52 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Chapter 2 The AADvanceSafety Controller ...
Страница 96: ...96 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Chapter 6 Specifying a New Controller ...
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Страница 138: ...138 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Chapter 8 Application Resource Development ...
Страница 146: ...146 Rockwell Automation Publication ICSTT RM447M EN P July 2019 Chapter 9 System Build ...