ALPHA-VISION® API-Interface to Technology program: FC164

FC164

SUMMARY

The AbvSpu provides functions to read and write process attributes (status, measuring value, alarm information) as well as to control process parameters (limits, delay times, etc.).

PARAMETERS (IN)

obj (INT)

Object Number

PARAMETERS (OUT)

bAl (BOOL)

1=Alarm Level>0, 0=Alarm Level=0

bOk (BOOL)

1=Ok, 0=Error

PARAMETERS (IN_OUT)

DESCRIPTION

GetAL_ex() - Alarm (yes/no)
Reports whether the object referenced by <obj> is in Alarm Status (Status with Alarm Level > 0).

The function is defined for Measuring Points (MP) only.

• Returns <bAl=1>, if the MP is in Alarm Status (Level>0).
• For the Object Type 'Process Variables' <bAl=0> and <bOk=0> is returned.
• In case of an error <bOk=0> is returned.
• Possible Errors:
  • a) Invalid Object Number
  • b) Wrong Object Type