INTRODUCTION
GLOSSARY OF TERMS AND ABBREVIATIONS
I-E96-302B
1 - 5
4. Refer to
for what to do if a problem occurs.
5. Refer to
for the scheduled steps needed to main-
tain the FBS module.
6. Refer to
for how to replace a module.
7. Use
for parts ordering information. This section
also tells of additional services that Bailey Controls Company
offers.
GLOSSARY OF TERMS AND ABBREVIATIONS
Table
contains those terms and abbreviations that are
unique to Elsag Bailey or have a definition that is different from
standard industry usage.
Table 1-1. Glossary of Terms and Abbreviations
Term
Definition
Control Module
Directs field processes through an I/O module; the multi-function processor is an
example.
Field Bus
A signal line or set of signal lines used by an interface system to which many devices
are connected and over which messages are carried.
Function Code
An algorithm which manipulates specific functions. These functions are linked
together to form the control strategy.
I/O Expander Bus
Parallel communication bus between the control and I/O modules.
MFC
Multi-function controller module. A multiple loop controller with data acquisition and
information processing capabilities.
MFP
Multi-function processor module. A multiple loop controller with data acquisition and
information processing capabilities.
MMU
Module mounting unit. A card cage that provides electrical and communication
support for INFI 90/Network 90 modules.
OIS
Operator interface station. Integrated operator console with data acquisition and
reporting capabilities. It provides a digital access into the process for flexible control
and monitoring.
Smart Transmitter
A field measuring device that utilizes digital communication to transmit information.
TM
Termination module; provides input/output connection between plant equipment and
the INFI 90/Network 90 modules.
TU
Termination unit; provides input/output connection between plant equipment and the
INFI 90/Network 90 modules.
