Beckhoff TwinSAFE logic FB

Function blocks
Function blocks for TwinSAFE logic components 141
3.20.2.1 Diagnostic and state information for the FB COMPARE
Table 3-124: Diagnostic information
Value
Description
0
The CompOut output is correct
1
The CompOut output has an underflow
(is less than the smallest possible value)
2
The CompOut output has an overflow
(is greater than the largest possible value)
Table 3-125: Diag Message
Text ID
Meaning
Parameter 1
Parameter 2
Parameter 3
0x4098
An underflow has occurred
FB number
CompOut
Smallest permitted value
0x4099
An overflow has occurred
FB number
CompOut
Largest permitted value