IFM Electronic AC402S Programming Manual page 189

SmartPLC SafeLine AC4S with fieldbus interfaces
Output parameters
Parameter Data type
Chan_A BOOL
Chan_B BOOL
Ready BOOL
Error BOOL
DiagCode WORD
Description
Logical state of the safe signal
channel A
(= 1st code half-sequence)
Logical state of the safe signal
channel B
(= 2nd code half-sequence)
Status of the FB processing
(validity of the output signals)
Error indication
Diagnostic code of the internal
states of the controlled logical
device
Possible values
FALSE OFF
TRUE ON
FALSE OFF
TRUE ON
FALSE FB not completely processed or
deactivated; signals are invalid
TRUE FB completely processed; signals are
valid
FALSE No error
TRUE Logical device is in the locked error
state S_ERROR
Scope of the diagnostic code depends on the
controlled logical device: Description of the
selected logical device (→ Library
SF_LogicalInterfaces.library
43077
(→ S. 200))
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