Assortment / System Description

Fan
-
Powered Box
Application examples
19
A6V10866237_en--_b_08 155 | 275
The serial fan powered box control sequences are explained using the example
with an auxiliary heating register. The associated setting parameters are
explained in the following table that lists the preset values.
VlVPos Valve position heating register Hcl Heating register
VavSu Supply air VAV AirFl Supply air flow VAV
FanPrl Parallel fan FanSpd Fan air flow
P Primary volume flow AirFlVavRe
q
VAV request signal to fan
R Return air volume flow AirFlHReq Request signal from heating
register to fan
F Fan volume flow ReDmp Return damper
Figure: Serial FPB application sequence
Serial fan powered box
control sequences