Heating Circuit Values; Gain Factor Of Room Influence (Korr) - Siemens RVA47.320 User Manual

Cascade controller for modulating gas-fired boilers
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Benefit
Note
Setting
Effect
Correction
Note
Siemens Building Technologies
HVAC Products

Heating circuit values

5.6

Gain factor of room influence (KORR)

The influence of room temperature deviations on the controlled system can be
adjusted
Defines the influence of room temperature setpoint deviations on the controlled system.
The room influence can be activated and deactivated (operating line 101).
1.
Press the line selection buttons to select operating line 30OEM.
2.
Press the + / – buttons to set the gain factor.
Setting range
0...20
Changing this setting has the following impact:
Entry:
Increase:
Authority of room influence will increase
Decrease:
Authority of room influence will decrease
The value of setting 30
OEM
temperature setpoint – actual room temperature).
The result is then added to the room temperature setpoint.
TRwk
=
TRw Room temperature setpoint
TRx
Actual value of the room temperature
TRwk Corrected room temperature setpoint
The gain factor of the room influence is only active when a room unit is connected.
Basic Documentation RVA47.320
Description of the OEM settings
Unit
-
is divided by 2 and multiplied by the differential (room
30
OEM
TRw
+
(TRw
-
2
Factory setting
4
TRx)
115/166
CE1P2379E
15.07.2002

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