,,11
,ii
DCVD = 0
3VTM Zone Controller DCV Damper Control Logic
DCV
DCVSP --
DCVD --
MAXOUT --
NO
YES
YES
mode?
IError = DCVSP - DCV
1
I,ote0_olT..... _E..... ,oteg_,Going+Previo_s,nteg_olTermI
1
I I
IProportional Term = Error x Proport{onal Gain I
1
I
DCVD = Proportional Term + Integral Term + Starting Value 1
IPrevious Term = Term
Integral Integral
LEGEND
Demand Control Ventilation Sensor
Demand Control Ventilation Setpoint
Demand Control Ventilation Damper Output
DCVD Configured Maximum Output
DCVD= MAXOUT
57
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