Menu 12
Commander SK Advanced User Guide
159
Issue Number: 9 www.controltechniques.com
This parameter and Pr
are used to invert the logic states of the threshold output if required.
This parameter and Pr
define the parameter which is to be controlled by the threshold parameter. Only parameters which are not protected can
be set up as a destination. If a non valid parameter is programmed the output is not routed anywhere.
These parameters and Pr
define the parameters which are to be switched by the variable selector block. These can be bit
variables or non bit variables. If programming a reference to a variable source select, if the reference is a whole number, then the variable source
treats the whole number as a percentage, e.g. 5.0Hz = 10% of reference.
The output of the variable select can be changed by the mode as in the following table:
12.26
Threshold detector 2 output invert
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU PS
1
1
1
Range
OFF(0) or On(1)
Default
OFF(0)
Update rate
21 ms
12.27
Threshold detector 2 destination
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU PS
1
2
1
1
1
1
Range
Pr
0.00
to Pr
21.51
Default
Pr
0.00
Update rate
Read on drive reset
12.28
Variable selector 2 source 1
12.29
Variable selector 2 source 2
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU PS
2
1
1
1
1
Range
Pr
0.00
to Pr
21.51
Default
Pr
0.00
Update rate
Read on drive reset
12.30
Variable selector 2 mode
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU PS
1
1
1
Range
0 to 9
Default
0
Update rate
21 ms
Mode value
(Pr 12.30)
Action
Result
0
Select input 1
output = input1
1
Select input 2
output = input2
2
Add
output = input2
3
Subtract
output = input1 - input 2
4
Multiply
output = (input1 x input2) / 100.0
5
Divide
output = (input1 x 100.0) / input2
6
Time constant
output = input1 / ((
control param
)s + 1)
7
Linear ramp
output = input1 via a ramp with a ramp time of (
control param
)
seconds from 0 to 100%
8
Modulus
output = | input1 |
9
Raise to power
output = input1
control param
(0.01 - 0.03)
control = 0.02: output = input1
2
/ 100
control = 0.03: output = input1
3
/ 100
2
control has any other value: output = input 1
Summary of Contents for 2202
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