Rockwell Automation FactoryTalk Historian SE 3.0 H2H Interface User Guide - Manual (Page 83)

FactoryTalk Historian To Historian Interface User Guide 77
Synchronization through a Shared File (Phase 2)
Business Network
Process Network
IF-Node1
PI-Interface.exe
/host=PrimaryPI
/UFO_ID=1
/UFO_OTHERID=2
/UFO_TYPE=HOT
/UFO_SYNC=\\FileSvr\UFO\Intf_PS_1.dat
IF-Node2
PI-Interface.exe
/host=SecondaryPI
/UFO_ID=2
/UFO_OTHERID=1
/UFO_TYPE=HOT
/UFO_SYNC=\\FileSvr\UFO\Intf_PS_1.dat
DataSource
DCS/PLC/Data Server
Client
Process Book
DataLink
PrimaryPI
PI Server
Role = 1
SecondaryPI
PI Server
Role = 2
Data register 0
.
.
.
Data register n
FileSvr
.\UFO\Intf_PS_1.dat
Figure 4: Synchronization through a Shared File (Phase 2) Failover Architecture
The Phase 2 failover architecture is shown in Figure 4 which depicts a typical network setup
including the path to the synchronization file located on a File Server (FileSvr). Other
configurations may be supported and this figure is used only as an example for the following
discussion.
For a more detailed explanation of this synchronization method, see Detailed Explanation of
Synchronization through a Shared File (Phase 2)