Lenze 8400 - Manual (Page 1284)

18 Function library
18.1 Function blocks | L_DigitalLogic5_1
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Lenze · 8400 protec HighLine · Reference manual · DMS 3.0 EN · 03/2013 · TD05
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18.1.80 L_DigitalLogic5_1
This FB provides a binary output signal created by a logic operation of the input signals. Optionally,
one of the constant binary values independent from the input signals can be output.
• Output of a constant binary value
• Output depending on the combination of the input signals
Inputs
Outputs
Parameter
Truth table for C00824 = 4
Identifier
Data type
Information/possible settings
bIn1
...
bIn5
BOOL
Input signal 1 ... 5
Identifier
Data type
Value/meaning
bOut
BOOL
Output signal
Parameter Possible settings Info
C00824 Function selection
0 "0" Constant value "FALSE"
1 "1" Constant value "TRUE"
2 bOut = f (truth table) The output value depends on the
parameterised truth table
C00825 see truth table Truth table
Each of the 32 possible input
combinations can be assigned to the
output value FALSE or TRUE.
bIn5 bIn4 bIn3 bIn2 bIn1 Output signal bOut
FALSE FALSE FALSE FALSE FALSE C00825/1 (FALSE or TRUE)
FALSE FALSE FALSE FALSE TRUE C00825/2 (FALSE or TRUE)
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