Application

Application Notes
Sequence of Operation – Summary
27
Siemens Industry, Inc.
Application Note
A6V11692055
Smart Infrastructure – Building Products
2019-04-01
⚫ CLG STPT EFF – Present cooling setpoint (PrSpC)
⚫ RM TEMP STPT – Room temperature setpoint (SpTR)
⚫ RM TEMP SHFT – Room temperature setpoint shift (SpTRShft)
⚫ CMF CLG STPT – Cooling setpoint for comfort (SpCCmf)
⚫ CMF HTG STPT – Heating setpoint for comfort (SpHCmf)
⚫ STBY C DELTA – Delta cooling setpoint for pre-comfort (DSpCPcf)
⚫ STBY H DELTA – Delta heating setpoint for pre-comfort (DSpHPcf)
⚫ ECO CLG STPT – Cooling setpoint for economy (SpCEco)
⚫ ECO HTG STPT – Heating setpoint for economy (SpHEco)
⚫ PROT CLGSTPT – Cooling setpoint for protection (SpCPrt)
⚫ PROT HTG SP – Heating setpoint for protection (SpHPrt)
⚫ H.C STATE – Heating/cooling state (HCSta)
Supply airflow setpoints
Min and max supply airflow heating and cooling setpoints, separately configurable:
⚫ HTG FLOW MIN – Supply air VAV minimum air volume flow for heating
(VavSuAirFlMinH)
⚫ HTG FLOW MAX – Supply air VAV maximum air volume flow for heating
(VavSuAirFlMaxH)
⚫ CLG FLOW MIN – Supply air VAV minimum air volume flow for cooling
(VavSuAirFlMinC)
⚫ CLG FLOW MAX – Supply air VAV maximum air volume flow for cooling
(VavSuAirFlMaxC)
Min and max supply airflow ventilation setpoints:
⚫ VENT FLO MIN – Supply air VAV minimum air volume flow for ventilation
(VavSuAflMinVnt)
⚫ VENT FLO MAX – Supply air VAV maximum air volume flow for ventilation
(VavSuAflMaxVnt)
Additional ventilation parameters, separately configurable per occupancy mode:
⚫ Room minimum ventilation flow setpoints