8.13.11 F_Avex_R - Siemens SIMATIC S7 F Manual

Fail-Safe Blocks

8.13.11 F_AVEX_R

Function
This block calculates the mean value from a maximum of nine inputs and then
outputs the result at the output. Inputs without a set validity bit are not included in
the mean value calculation. At least MIN inputs must be valid, otherwise the output
VALIDOUT will be reset.
I/Os
Name
Inputs: IN1
IN2
IN3
IN4
IN5
IN6
IN7
IN8
IN9
VALIDIN1
VALIDIN2
VALIDIN3
VALIDIN4
VALIDIN5
VALIDIN6
VALIDIN7
VALIDIN8
VALIDIN9
MIN
Outputs: OUT
VALIDOUT
Fail-Safe Systems
A5E00085588-03
Data Type Explanation
F_REAL Input variable 1
F_REAL Input variable 2
F_REAL Input variable 3
F_REAL Input variable 4
F_REAL Input variable 5
F_REAL Input variable 6
F_REAL Input variable 7
F_REAL Input variable 8
F_REAL Input variable 9
F_BOOL IN1 valid
F_BOOL IN2 valid
F_BOOL IN3 valid
F_BOOL IN4 valid
F_BOOL IN5 valid
F_BOOL IN6 valid
F_BOOL IN7 valid
F_BOOL IN8 valid
F_BOOL IN9 valid
F_INT Minimum number of valid
channels
F_REAL Mean value
F_BOOL Valid mean value
Default
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
1
1
1
1
1
1
1
1
1
9
0.0
1
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