Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies IAQ controller (basic types A and P) 03.10.2011
The fan is switched based on air quality as per the following diagram:
50 ppm 50 ppm
3150D02
w*
On
Off
* Setpoint fan speed 2
The higher of the two values applies (maximum selection), when the fan is also
switched to speed 2 by the cascade controller (e.g. when there is increased
demand for cooling).
The set values apply for operating modes
Comfort, Precomfort and Economy.
Main menu > Commissioning > Settings > .... or
Main menu > Settings > IAQ controller >
Operating line Range Factory setting
Setpoint fan speed 2 ---, 0...2000 ppm 1200 ppm
This function can be deactivated by setting the setpoint fan speed 2 to "---".
16.5 Increase fan speed (basic types A, P)
A speed-controlled fan configured with assignment of fixed speeds for 1 or 2 speed
operation required to power up the fan (see section 10.1 "Fan (basic types A and
P)").
The fan increases its speed according to the following diagram:
100 %
Xp
Y
CO2/VOC
3150D03
w*
Speed 1/
Speed 2
* Fan setpoint
The adjusted minimum position of speed control is taken into consideration.
The adjusted values apply to both operating modes
Comfort and Precomfort
mode.
Main menu > Commissioning > Settings > .... or
Main menu > Settings > IAQ controller >
Operating line Range Factory setting
Fan setpoint ---, 0...2000 ppm 1000 ppm
Fan Xp 0...2000 ppm 400 ppm
This function can be deactivated by setting the fan setpoint to "---".
Function diagram
Setting values
Function diagram
Setting values