ABB IndustrialIT Compact HMI 800, Getting Started

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Terminology About This Book
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Terminology
This list contains descriptions for terms and abbreviations that are used in this
document.
Table 2. Terms and Definitions
Term Description
ActiveX Microsoft standard for user interface components, based on
definition of software interfaces.
AS Aspect Server. The “central” intelligence in the system,
including the aspect directory and other services related to
object management, names, security, etc.
Aspect See Aspects on page 21
Aspect Objects See Aspect Objects on page 21
BDM Bulk Data Manager
CEXbus Communication module expansion bus used in the AC 800M
Controller.
CNCP Control Network Clock Synchronization Protocol
COM (Microsoft) Common Object Model.
CS Connectivity Servers provide access to controllers and other
data sources.
CTK Configuration Tool Kit
DCS Distributed Control System. A generic term for control systems
for Process Automation, normally with a distributed database
and real time data access.
DCU Distributed Control Unit
DMZ Demilitarized Zone