Siemens SIMATIC S7 FH - 8.13.11 F_Avex_R

Fail-Safe Blocks
Fail-Safe Systems
A5E00085588-03
8-125
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 Data Type Explanation Default
Inputs:
IN1 F_REAL Input variable 1 0.0
IN2 F_REAL Input variable 2 0.0
IN3 F_REAL Input variable 3 0.0
IN4 F_REAL Input variable 4 0.0
IN5 F_REAL Input variable 5 0.0
IN6 F_REAL Input variable 6 0.0
IN7 F_REAL Input variable 7 0.0
IN8 F_REAL Input variable 8 0.0
IN9 F_REAL Input variable 9 0.0
VALIDIN1 F_BOOL IN1 valid 1
VALIDIN2 F_BOOL IN2 valid 1
VALIDIN3 F_BOOL IN3 valid 1
VALIDIN4 F_BOOL IN4 valid 1
VALIDIN5 F_BOOL IN5 valid 1
VALIDIN6 F_BOOL IN6 valid 1
VALIDIN7 F_BOOL IN7 valid 1
VALIDIN8 F_BOOL IN8 valid 1
VALIDIN9 F_BOOL IN9 valid 1
MIN F_INT Minimum number of valid
channels
9
Outputs:
OUT F_REAL Mean value 0.0
VALIDOUT F_BOOL Valid mean value 1