Contents
GFK-0825F v

Chapter 1 Introduction.....................................................................................................1-1

Overview......................................................................................................................1-1
Field Control Modules..................................................................................................1-2
Environmental Specifications........................................................................................1-5
Configuration for Field Control.....................................................................................1-6
Field Control in a Genius System..................................................................................1-7
Required Genius and Host System Equipment...............................................................1-9
Using Field Control in a CPU Redundancy System..................................................... 1-10
Using Field Control in a Genius Bus Redundancy System...........................................1-11

Chapter 2 Description.......................................................................................................2-1

Genius Bus Interface Unit.............................................................................................2-1
Bus Interface Unit Power Supply.................................................................................. 2-3
Backplane Current........................................................................................................ 2-4
Bus Interface Unit Power Dissipation............................................................................2-5
Load Requirements for Hardware Components.............................................................2-6
Bus Interface Unit Terminal Block................................................................................2-8
Functional Specifications..............................................................................................2-9

Chapter 3 Installation.......................................................................................................3-1

Preinstallation Check....................................................................................................3-2
Static Protection............................................................................................................3-2
Hand-held Monitor Connector......................................................................................3-2
System Wiring Guidelines............................................................................................3-3
Installing Additional Suppression..................................................................................3-3
System Grounding........................................................................................................ 3-4
Locations for Field Control...........................................................................................3-5
Installing the DIN Rail..................................................................................................3-5
Installing the Bus Interface Unit Terminal Block on the DIN Rail................................. 3-7
Installing the Cables Between Terminal Blocks.............................................................3-8
Power Wiring to the Bus Interface Unit.........................................................................3-9
Connecting the Communications Bus..........................................................................3-10
Bus Cables..................................................................................................................3-10
Making Bus Connections............................................................................................3-11
Installing the Bus Interface Unit on the Terminal Block..............................................3-14
Removing the Bus Interface Unit from the Terminal Block.........................................3-14
Removing/Replacing the Bus Interface Unit Fuse.......................................................3-15
Upgrading the BIU Firmware......................................................................................3-16