Glossary Of Terms And Abbreviations - ABB Symphony Harmony Series Instruction

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Glossary of Terms and Abbreviations

Table 1-1. Glossary of Terms and Abbreviations
Term
Cnet
Controlway
Function code (FC)
I/O expander bus
WBPEEUI240767B0
Read this instruction in sequence. It is important to become
familiar with the entire contents of this instruction before
using the modules. Refer to a specific section for information
as needed.
1. Read the operating procedures section before installing the
module.
2. Perform the steps in the installation section.
3. Refer to the troubleshooting section to resolve problems if
they occur.
4. Refer to the maintenance section for scheduled mainte-
nance requirements.
5. Refer to the repair and replacement procedures to replace
a module.
The ? in a nomenclature item indicates variables for that posi-
tion, i.e., IMDSI1?.
Table 1-1 contains those terms and abbreviations that are
unique or have a definition that is different from standard
industry usage.
Symphony system advanced data communication highway.
High speed, redundant, peer-to-peer communication link. Used to transfer
information between intelligent modules within a Harmony control unit.
An algorithm which manipulates specific functions. These functions are
linked together to form the control strategy.
Parallel communication bus between the Harmony rack controllers and rack
I/O modules.
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