Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Aggregates 03.10.2011
The current state of the fans is displayed on the operator unit.
Main menu > Aggregates > Supply air fan >
Operating line Comments
Supply air fan Display of the current fan speed: ----, 0...100%
Main menu > Aggregates > Extract air fan>
Operating line Comments
Extract air fan Display of the current fan speed: ----, 0...100%
Control to duct pressure (static pressure measurement)
Supply and extract air are controlled to prepressure via a variable air volume (VAV)
controller with fan
DO
AO
DI
AI

p

p
f
1
f
2
f
1
f
2
TV
M
T
V
M
X... X...
Y
SIGNAL Y
Y
SIGNAL Y
xx
xxxx
QQQ
2
1
12
V
12
dx d

p
a
Y
xx xx
QQQ
2
1
12
V
12
dx d

p
a
Y
Start Stop Start Stop
Pa
Pa
Y1 Y2
Q2
Q1
Pumpe 1


Pump 1
3150S04en
HR
Pump 1
Speed
Supply
Speed
Duct pressure (DP stat)
Vol flow (DP dyn)
Vol flow (linear 0..10 V)
Duct pressure (DP stat)
Vol flow (DP dyn)
Vol flow (linear 0..10 V)
Extract
 The supply air is controlled to prepressure via a VAV controller with supply air
fan
 The extract air fan is controlled to constant room or building over- or
underpressure
DO
AO
DI
AI

p
f
1
f
2
f
1
f
2
T
V
M
X... X...
Y
SIGNAL Y
Y
SIGNAL Y
xx
xxxx
QQQ
2
1
12
V
12
dx d

p
a
Y
xx xx
QQQ
2
1
12
V
12
dx d

p
a
Y
Start Stop Start Stop
Pa
Pa
Y1 Y2
Q2Q1

p

Pump 1
3150S04en
Controller 1
Speed
Duct pressure (DP stat)
Vol flow (DP dyn)
Vol flow (linear 0..10 V)
Speed
Duct pressure (DP stat)
Vol flow (DP dyn)
Vol flow (linear 0..10 V)
Supply Extract
Display values
Example 1
Example 2