Rockwell Automation 1757-PROCESSLINX ProcessLinx OPC Server to Server Software User Manual - Manual (Page 30)

Publication 1757-UM002B-EN-P - January 2003
3-10 ProcessLinx TagMap Configuration
Data Flow Direction
The available data flow directions between the ProcessLogix OPC
Server and the External OPC Server for all TagMaps within the Group
are:
Æ Specifies that OPC items are read from the ProcessLogix Server
and written to their map in the External Server.
ÅÆ
Specifies that data flows in both directions. The data is read or
written to the ProcessLogix OPC Server and written or read
from External OPC Server.
Å Specifies that OPC items are read from the External OPC
Server and written to their maps in the ProcessLogix OPC
Server.
IMPORTANT
Data Flow Direction is the only parameter that cannot be
changed in runtime.
TIP
The Group parameters, described below, can be changed in
runtime mode. The new settings can be applied
immediately by selecting Apply or OK.