Introduction ..................................................................................................................... 1
Purpose .................................................................................................................................................... 1
Model Selection Guide ............................................................................................................................. 2
Functional Description ............................................................................................................................. 9
Feature Summary .................................................................................................................................. 13
Overview ................................................................................................................................................ 17
Components ........................................................................................................................................... 17
Redundant components ......................................................................................................................... 20
Hardware Components .......................................................................................................................... 23
I/O Network ............................................................................................................................................ 33
Serial Ports ............................................................................................................................................. 42
Overview ................................................................................................................................................ 44
Overview ................................................................................................................................................ 45
DC Power Supply ................................................................................................................................... 48
Remote Termination Panels .................................................................................................................. 51
Environment ........................................................................................................................................... 51
Heat Rise De-rating................................................................................................................................ 52
Electrical Considerations ....................................................................................................................... 56
Rack Installation ............................................................................................................ 65
Overview ................................................................................................................................................ 65
Mount Racks .......................................................................................................................................... 68
Assemble Controller Rack ..................................................................................................................... 70
Revision 6
21 April 2017
Contents
HC900 Process & Safety Controller User and Installation Manual
ix