Operating Instructions

Chapter 4 - Parameters and Menu Structure
Parameters (M3)
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Siemens Industry, Inc.
Siemens BT300 HVAC Drive
DPD01809
Smart Infrastructure
2019-05-29
Feedforward (M3.12.4)
Table 61: Feedforward.
Structure
Parameter
Unit
Min
Max
Default
ID
Description
P3.12.4.1
Function
Source1
Mean
Source1
1059
Settings:
1 = Only Source 1 in use
2 = SQRT(Source1); (Flow =
ConstantxSQRT(Pressure))
3 = SQRT(Source1-Source2)
4 = SQRT(Source1) +
SQRT(Source2)
5 = Source1 + Source2
6 = Source1 - Source2
7 = Min(Source1, Source2)
8 = Max(Source1, Source2)
9 = Mean(Source1, Source2)
P3.12.4.2
Gain
%
-100
100
100
1060
Used with selection 2 in
Feedforward Function (P3.12.4.1)
P3.12.4.3
FF 1 Source
Not Used
ProcessDataIn8
Not Used
1061
Settings:
0 = Not used
1 = AI1
2 = AI2
3 = AI3
4 = AI4
5 = AI5
6 = AI6
7 = ProcessDataIn1
8 = ProcessDataIn2
9 = ProcessDataIn3
10 = ProcessDataIn4
11 = ProcessDataIn5
12 = ProcessDataIn6
13 = ProcessDataIn7
14 = ProcessDataIn8
AIs and ProcessDataIn are handled
as % and scaled according to
feedback min and max.
NOTE: ProcessDataIn settings use
two decimal places.
P3.12.4.4
FF 1 Minimum
%
-200
200
0
1062
Minimum value at Analog Signal
Minimum.
P3.12.4.5
FF 1 Maximum
%
-200
200
100
1063
Maximum value at Analog Signal
Maximum.
P3.12.4.6
FF 2 Source
Not Used
ProcessDataIn8
Not Used
1064
See FF 1 Source (P3.12.4.3) .
P3.12.4.7
FF 2 Minimum
%
-200
200
0
1065
Minimum value at Analog Signal
Minimum.
P3.12.4.8
FF 2 Maximum
%
-200
200
100
1066
Maximum value at Analog Signal
Maximum.