
Table of Contents
Page
I-E96-207A iii
SECTION 1 - INTRODUCTION....................................................................................................1-1
OVERVIEW ..................................................................................................................1-1
INTENDED USER.........................................................................................................1-1
MODULE DESCRIPTION ..............................................................................................1-1
FEATURES...................................................................................................................1-2
INSTRUCTION CONTENT .............................................................................................1-3
HOW TO USE THIS MANUAL .......................................................................................1-3
RELATED EQUIPMENT ................................................................................................1-4
GLOSSARY OF TERMS AND ABBREVIATIONS .............................................................1-5
REFERENCE DOCUMENTS..........................................................................................1-6
NOMENCLATURE ........................................................................................................1-6
SPECIFICATIONS.........................................................................................................1-7
SECTION 2 - DESCRIPTION AND OPERATION........................................................................2-1
INTRODUCTION...........................................................................................................2-1
DESCRIPTION..............................................................................................................2-1
Microprocessor ......................................................................................................2-2
Clock/Timer ..........................................................................................................2-2
Status LED Indicator .............................................................................................2-2
Memory .................................................................................................................2-2
Logic Power............................................................................................................2-3
I/O SECTION ...............................................................................................................2-3
Analog I/O.............................................................................................................2-3
Analog Inputs ........................................................................................................2-4
Analog Input Circuit Calibration ............................................................................2-5
Analog Outputs......................................................................................................2-5
Digital I/O .............................................................................................................2-6
Digital Inputs.........................................................................................................2-6
Digital Outputs ......................................................................................................2-7
Digital I/O Buffer...................................................................................................2-7
I/O Circuit Connections.........................................................................................2-7
MODULE DATA............................................................................................................2-7
I/O Data................................................................................................................2-7
Status Data ...........................................................................................................2-8
Module Bus ...........................................................................................................2-8
Communication Highway .......................................................................................2-8
Station Link...........................................................................................................2-8
Module Mounting Unit ...........................................................................................2-8
PROCESS INPUT/OUTPUT INTERFACING....................................................................2-9
Analog Control Station Interfacing .......................................................................2-10
Module Bus Interfacing........................................................................................2-10
CONTROL CONFIGURATION ......................................................................................2-10
SECURITY FUNCTIONS..............................................................................................2-11
Module Security...................................................................................................2-11
Control Input Security .........................................................................................2-11
Internal Software Security Functions ...................................................................2-11
Control Software Security ....................................................................................2-11
I/O Security.........................................................................................................2-12