Cascade Controller - Siemens Climatix Series Basis Document

Parameter
Invert outpt/funct
High limit
Low limit
Special settings
Access level
Parameter
Parameter
Gain
Int action time
Derivative act time
Out of service
Relationship gain and
invert
Siemens
Building Technologies
Range
− Passive
− Active
7.1.2 Special settings
– Read: Levels 4 and 2.
– Write: Levels 4 and 2.
Range
-1000...1000
0....18000 [s]
0....18000 [s]
− Passive
− Active
7.2

Cascade controller

Basis Document Siemens Climatix Control System
Standard application AHU
BDCX.100820.01GB
Detail pages: Controller
Function
Inverts control action of the controller and the
output signal in switched off state:
− Output signal = 0 %.
− Output signal = 100 %.
Function: See relationship between gain and
invert under special settings.
Maximum limit control for the controller.
Minimum limit control for the controller.
Go to Special settings page (at access levels 4
and 2 only).
Function
Amplification factor (KP). Set control action with In-
vert output/funct (heating or cooling).
Function: See Relationship gain and invert.
Integral action time (Tn).
Derivative action time (Td).
Out of service: Controller is taken out of the se-
quence and the control output is set to 0.
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