Master/Slave Operating Mode - Siemens OpenAir G B181.1E/3 Series Technical Basics

Setting example C1
32 / 42
Siemens
Building Technologies
5.4.4

Master/Slave operating mode

To control supply air and extract air in master/slave operating mode, the actual
value signal of the master controller (supply air) is the reference signal for the slave
controller (extract air).
VAV ratio control 1 : 1
Supervisory controller
VAV compact controller
Reference signal: Y
master
Result: V
master
V V
min max
VAV compact controller G..B181.1E/3 | VAV modular controller ASV181.1E/3
Supply air (Master)
V V
min max
0 % 100 %
20 % 80 %
= 25 %
= V = 35 %
slave
V
V
min
V
master
Extract air (Slave)
V V
min max
0 % 100 %
0 % 100 %
V
V
max
V
slave
CE1P3544en
2016-02-26