Lenze 8400 TopLine - Manual (Page 1522)

19 Function library
19.1 Function blocks
1522
Lenze · 8400 TopLine · Reference manual · DMS 6.0 EN · 06/2014 · TD05/TD14
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19.1.85 L_DigitalLogic5_2
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 C00826 = 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
C00826 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
C00827 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 C00827/1 (FALSE or TRUE)
FALSE FALSE FALSE FALSE TRUE C00827/2 (FALSE or TRUE)
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