Feedforward (M3.12.4) - Siemens bt300 Operator's Manual

Chapter 4 - Parameters and Menu Structure
Parameters (M3)

Feedforward (M3.12.4)

Structure Parameter
P3.12.4.1 Function
P3.12.4.2 Gain
P3.12.4.3 FF 1 Source
P3.12.4.4 FF 1 Minimum
P3.12.4.5 FF 1 Maximum
P3.12.4.6 FF 2 Source
P3.12.4.7 FF 2 Minimum
P3.12.4.8 FF 2 Maximum
90 | 180
Siemens Industry, Inc.
Building Technologies
Table 61: Feedforward.
Unit Min Max
Source1 Mean
% -100 100
Not Used ProcessDataIn8
% -200 200
% -200 200
Not Used ProcessDataIn8
% -200 200
% -200 200
Siemens BT300 HVAC Drive
Default ID
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)
100 1060 Used with selection 2 in Feedforward
Function (P3.12.4.1)
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.
0 1062 Minimum value at Analog Signal
Minimum.
100 1063 Maximum value at Analog Signal
Maximum.
Not Used 1064 See
0 1065 Minimum value at Analog Signal
Minimum.
100 1066 Maximum value at Analog Signal
Maximum.
Description
FF 1 Source (P3.12.4.3) .
DPD01809
2016-06-07