Glossary Of Terms - Emerson NGA2000 Reference Manual

NGA2000 Reference
AK
A European automotive protocol that runs on RS232 or RS485.
Analog I/O Module
A self contained computer that uses the Echelon Neuron chip as its processor. It gets data from the net-
work, and it performs the necessary calculations to produce the analog output and the relay indications.
Analyzer Module
The module that contains all sensor/detector components for development of a Primary Variable signal; in-
cludes all signal conditioning and temperature control circuitry.
Backplane
The interconnect circuit board which the Controller Board, Power Supply, Analyzer Module power and net-
work cables, I/O Modules and Expansion Modules plug into.
Bind
The process of connecting various variables in the analyzer module with equivalent variables in the I/O
modules
Calibrate
In ICEE monitoring, to zero, span and linearize an analyzer. In other industries, to zero and span an ana-
lyzer.
CLD
Chemiluminesense Detector Analyzer module
Control Module
The Operator Interface plus the Controller Board.
Controller Board
The computer board that serves as the Network Manager and operates the Display and Keypad.
DDE
Dynamic Data Exchange - a Microsoft Windows function that allows programs to talk to other programs.
DDE Server
Rosemount Analytical NGA2000 PC Interface Suite, consisting of software and hardware elements that al-
low communication between NGA2000 components and a personal computer (PC).
DIO
Digital Input/Output board, a special I/O Module that works with the Platform to provide many digital I/O
lines.
Rosemount Analytical Inc. A Division of Emerson Process Management

GLOSSARY OF TERMS

Reference Manual
748384-C
September 2003
Preface P-3