Revision 6 HC900 Process & Safety Controller User and Installation Manual ix
21 April 2017
Contents
Introduction ..................................................................................................................... 1
Purpose .................................................................................................................................................... 1
Model Selection Guide ............................................................................................................................. 2
Functional Description ............................................................................................................................. 9
Feature Summary .................................................................................................................................. 13
Components and Architecture ....................................................................................... 17
Overview ................................................................................................................................................ 17
Components ........................................................................................................................................... 17
Redundant components ......................................................................................................................... 20
Hardware Components .......................................................................................................................... 23
I/O Network ............................................................................................................................................ 33
I/O implementation requirements include: ............................................................................................. 35
Ethernet Open Connectivity Network ..................................................................................................... 35
Serial Ports ............................................................................................................................................. 42
Network and Security Planning ..................................................................................... 44
Overview ................................................................................................................................................ 44
Pre-Installation Planning ............................................................................................... 45
Overview ................................................................................................................................................ 45
AC Power Supply Selection for racks with I/O ....................................................................................... 46
DC Power Supply ................................................................................................................................... 48
Rack Orientation and Mounting ............................................................................................................. 48
Remote Termination Panels .................................................................................................................. 51
Environment ........................................................................................................................................... 51
Heat Rise De-rating................................................................................................................................ 52
Cable/Wiring Distance Planning ............................................................................................................ 54
Electrical Considerations ....................................................................................................................... 56
Hardware and wiring requirements for safety configuration .................................................................. 62
System Monitor Function Blocks ............................................................................................................ 64
Rack Installation ............................................................................................................ 65
Overview ................................................................................................................................................ 65
Mount Racks .......................................................................................................................................... 68
Assemble Controller Rack ..................................................................................................................... 70
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