| BECCO2200 DCA |
GE Energy Services | Configuration Guide |
A software application that acquires data from and sends data to | ||
application | various intelligent electronic devices. Abbreviated as DCA. |
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A software application that translates data from one form to |
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application | another (for example digital input to analog input). A data- |
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| translation application usually has no direct interface to external | |
| devices. Abbreviated as DTA. |
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Decimal | A number system having ten symbols, and where values are |
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| expressed in the base ten number system. |
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Hexadecimal | A number system having 16 symbols, and where values are |
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| expressed in the base 16 number system. Commonly used to |
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| abbreviate binary data. Sometimes referred to as hex. |
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| Hexadecimal numbers are often preceded by the prefix 0x. |
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Master | The client or host station or computer, with which the RTU |
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| equipment communicates. Also referred to as a host or host |
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| computer. |
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A |
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memory | that is backed up by batteries to maintain stored data even if |
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| system power is lost. Can be both read and changed by the |
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| system. Abbreviated as NVRAM. |
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Port | An interface point connecting a communications channel and a | |
| device. |
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A type of temporary data storage (memory) that can be read and | ||
memory | changed while the computer is in use. Data stored in random- | |
| access memory is lost if the system loses power. Abbreviated as | |
| RAM. |
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A type of permanent data storage (memory) that can be read but | ||
memory | not altered by the system. Data stored in | |
| affected by power loss to the system. Abbreviated as ROM. |
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Remote terminal | A piece of equipment located at a distance from a master station | |
unit | to monitor and control the status of outlying equipment, and to | |
| communicate the information back to the master station or host. | |
| Abbreviated as RTU. |
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Sequence of | A | |
events | record of significant changes in the condition of a particular point | |
| or points being monitored. Abbreviated as SOE. |
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Slave | See |
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Source code | A piece of code that has not yet been compiled or assembled (that | |
| is, it is still in the language it was programmed in) and so cannot | |
| yet run on a machine. |
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A physical device (e.g., peripheral boards, D20 RTUs, | ||
| RTUs, meters, or other intelligent electronic device) that collects | |
| data, processes it in some way, and communicates it to a master | |
| remote unit (MRU). SRUs (also called slave units) are able to | |
| respond to commands from MRUs. |
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WESDAC | A module of software that manages the transfer, storage, and | |
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| Restricted | |
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