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INTRODUCTION
GLOSSARY OF TERMS AND ABBREVIATIONS
I-E96-202B
1 - 5
GLOSSARY OF TERMS AND ABBREVIATIONS
Table
lists the definitions of terms and abbreviations used
in this instruction that are unique to Bailey Controls Com-
pany.
Table 1-2. Nomenclature
Nomenclature
Hardware/Description
IMMFP02
Multi-function processor module
NIMP01/02
Multi-function processor module termination module
NKMP01
MFP redundancy cable
NKMR02
RS-232-C cable
NKSE01
Serial extension cable (PVC)
NKSE11
Serial extension cable (non-PVC)
NKTU01
Termination unit cable (PVC)
NKTU02
Termination module cable (PVC)
NKTU11
Termination unit cable (non-PVC)
NKTU12
Termination module cable (non-PVC)
NTMP01
Multi-function processor module termination unit
® Network 90 is a registered trademark of Elsag Bailey Process Automation.
Table 1-3. Glossary of Terms and Abbreviations
Term
Description
Configuration
The act of setting up equipment to accomplish specific functions or a list of parame-
ters associated with such a setup.
Controlway
High speed, redundant, peer-to-peer communication link. Used to transfer informa-
tion between intelligent modules within a process control unit.
Dipswitch
A dual in-line package that contains switches.
EWS
Engineering work station.
Executive Block
Fixed function block that determines overall module operating characteristics.
Function Block
The occurrence of a function code at a block address of a module.
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 master and I/O modules.
MFP
Multi-function processor module. A multi-loop controller with data acquisition and
information processing capabilities.
MFT
Machine fault timer. Reset by the processor during normal operation. If not reset
regularly, the MFT times out and the module stops.
MMU
Module mounting unit. A card cage that provides electrical and communication sup-
port for INFI 90/ Network 90
®
modules.
Module Bus
Peer-to-peer communication link used to transfer information between intelligent
modules within a process control unit.
Node
A point of interconnection to a network.
PCU
Process control unit. A node on the plantwide communication network containing
control and I/O modules.