Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Aggregates 03.10.2011
 The supply air is controlled to prepressure via a VAV controller with supply air
fan
 The extract air fan is controlled to the volumetric flow; the setpoint for the extract
air volumetric flow is oriented to the supply air volumetric flow
A
y1 y2 y3
A
Mod output
DO
DI
V
 ?
V
V

Normally, the operating modes are assigned as follows:
Operating mode Fan
Comfort:
On
Precomfort:
On
Economy:
Off
If pressure in the ductwork is controlled (e.g. VAV), one input must be configured
as a pressure sensor. This configuration also activates the PI pressure controller.
Example 3