Introduction 
Revision 6    HC900 Process & Safety Controller User and Installation Manual  7 
21 April 2017 
Throughout this guide, where the text “New systems” is used, the following model numbers are applicable. 
Note: Model number change: 900*xx where if *= C designates Controller module and *=S designates Scanner 
module. 
  New System (SIL and Non SIL Model Numbers)* 
  900C30-0360-00 
  900C50-0360-00 
  900C70-0360-00 
  900C75-0360-00 
  900S75-0360-00 
  900S50-0360-00 
  900C30S - 0360-00 
  900C50S - 0360-00 
  900C70S - 0360-00 
  900C75S-0360-00 
  900S50S - 0360-00 
  900S75S-0360-00 
*Reference only – For the latest Hardware and firmware revision numbers can be found at: 
https://www.honeywellprocess.com/library/support/Public/Downloads/HC900-
SafetyControllerModulesRevisions.zip