Livoa LogoLivoa
PLC
VFD
SSR
Damper
Thermostat
Blower
System Start
STARTUP SEQUENCE
Open Return Damper
Wait for Return Damper Open Feedback
Open Supply Damper
Wait for Supply Damper Open Feedback
Start Supply Blower
Check PDS Healthy at Blower Outlet
Check Blower Running Feedback
HEATER AND TEMPERATURE CHECKS
Enable Heater
Check Supply Air Thermostat OK
Check Heater Outlet Temperature Sensor OK
Check Temperature Transmitter After Heater Within Set Limit
Check Room Temperature Not Above Set Limit
Adjust Heater or Cooling Coil Automatically
CONTINUOUS MONITORING
Monitor for Damper Failure or No Feedback
Monitor for Thermostat Malfunction
Monitor for Temperature Transmitter Out of Range
Monitor for PDS Health Check Failure
Monitor for Blower Failure or No Feedback
System Stop

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