Pi interface for Bailey Infi90


Location3 For inputs, Location is the Bailey module portion of the Bailey address. For outputs, Location should be 1. Location4



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PI BaInfi90 1.8.4.9
Location3
For inputs, Location is the Bailey module portion of the Bailey address. For outputs, Location should be 1.
Location4
For inputs, Location is the Bailey block portion of the Bailey address. For station blocks, use the block number of the station block for all parameters of that station. For example, the process variable, setpoint, mode, and control output would all have the same block number however, they would have different Bailey point types (Location. For outputs, Location should be 1.
Location5
Location5 is the Bailey point type. Section Bailey Point Types describes these point types. For RCMs and device drivers, Location can be something other than the Bailey point type. See Bailey point type 15. A Location value of 12, 13, or 22 (for CIU04) indicates that a PI point is an output point.
InstrumentTag
The BaInfi90 interface does not use the InstrumentTag attribute.
ExDesc
The BaInfi90 interface does not use the ExDesc (Extended Descriptor) attribute.
Scan
The BaInfi90 interface does not use the Scan attribute. You cannot remove a point from the interface by setting its Scan attribute to 0. This behavior is different from most OSIsoft interfaces.
Shutdown
The Shutdown attribute is 1 (true) by default. The default behavior of the PI Shutdown subsystem is to write the
SHUTDOWN
digital state to all PI points when PI is started. The timestamp that is used for the
SHUTDOWN
events is retrieved from a file that is updated by the Snapshot Subsystem. The timestamp is usually updated every 15 minutes, which means that the timestamp for the
SHUTDOWN
events will be accurate to within 15 minutes in the event of a power failure. For additional information on shutdown events, refer to PI Server manuals.


PI Point Configuration
26

Note: The SHUTDOWN events that are written by the PI Shutdown subsystem are independent of the SHUTDOWN events that are written by the interface when the

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