Assortment / System Description

Ceiling heating/chilled ceiling application
4-pipe heated/chilled beams with changeover valves
16
84 | 275 A6V10866237_en--_b_08
16.3 4-pipe heated/chilled beams with changeover
valves
Figure: Example for a heating/cooling application with changeover valves
Key:
DXR2… Automation Station R1 Room operator unit
YH Heated beam valve D1 Presence
YA Changeover valve heating D2 Window contact
YC Chilled beam valve CdnMon Condensation monitor
YB Changeover valve cooling
Y Output signal TR Room temperature
SpH Effective heating setpoint SpC Effective cooling setpoint
YH Heating valve YC Cooling valve
YA Changeover valve heating YB Changeover valve cooling
Figure: Modulating heating and cooling sequence
Plant diagram
Sequences