MATH.LimitAlarm_LREAL (FB)
(CAA_Mathematics.library)
This function block checks whether the value 
lies between an lower bound 
and an integral upper bound 
. The Boolean output value will be set according to the result.
Input:
|
lrValue
|
LREAL
|
value
to be tested
|
|
lrLimitPos
|
LREAL
|
upper bound
|
|
lrLimitNeg
|
LREAL
|
lower bound
|
Output:
|
xExceedsPos
|
BOOL
|
TRUE, if  (FALSE else)
|
|
xExceedsNeg
|
BOOL
|
TRUE, if  (FALSE else)
|
|
xlnLimits
|
BOOL
|
TRUE, if  (FALSE else; also in the atypical case  )
|