Secondary Variable Speed Chill Water Pumping (CPO) - Johnson Controls - Metasys - LIT-12011147 - Software Application - Controller Configuration Tool - 13.1

Controller Tool Help

Brand
Johnson Controls
Metasys
Product name
Controller Configuration Tool
Document type
User Guide
Document number
LIT-12011147
Version
13.1
Revision date
2019-12-04
Language
English

When the primary pumps (headered or dedicated) are constant speed, then a secondary pump arrangement can be selected. The secondary pumps are always headered and can be only variable speed to be able to efficiently control the building chilled water dP. A dP setpoint reset algorithm using valve positions of the main chilled water coils in the building is an option of the selection tree.