Product specifications

Integrating OPC Servers into 800xA
462 3BDS011222-510 B
for the server(s) that will be accessed. The application names that show up in
dcomcnfg can be found in Table 24.
Third Party OPC Client Node in the same Domain as 800xA. Configure the
System 800xA computer(s) on which you will access the System 800xA OPC
server:
1. For the 800xA OPC Server application, set Identity to This user and select a
domain account, which should be known in the 800xA system.
Configure the computer(s) running the third party OPC client:
2. Add the account used in step 1, to Access Permissions in DCOM Security and
allow both Local Access and Remote Access.
Third Party OPC Client Node in another Domain or without Domain. Configure
the computer(s) running the third party OPC client:
1. Decide which account(s) that will be used when running the third party OPC
Client.
2. Create a local account with the same name and password as the account that is
used in Step 7. Make sure that the account has a password that never expires.
3. Add the local account created in step 2 to Access Permissions in DCOM
Security and allow both Local Access and Remote Access.
Configure the 800xA computer(s) on which you will access the 800xA OPC
server(s):
Table 24. Application Names for DCOM Security Configuration
OPC Spec Application Name ProgId
OPC AE AfwEventOPCServer ABB.OPCEventServer
OPC DA AfwDsOpcSurrogate ABB.AfwOpcDaSurrogate
OPC HDA AdvHtHda ABB.AdvHtHistorySrv