Siemens SIMATIC OpenPCS 7 User Manual

Retain OPC A&E without hierarchical access
If you want to work with the OPC A&E server without hierarchical access, follow these steps:
1. Insert the following lines into the "CCAeProvider.ini" file in the "OPC/AlarmEvent"
subdirectory of the OS project folder on the ES:
[OpcMapping]
OpcSource =
OpcMessage =
2. Perform a full download.
OS projects in PCS 7 V6.1 SP2
Note
Modified server prefix of the local computer
For OS projects in PCS 7 V6.1 SP2, note the following change in OPC A&E:
The server prefix of the local computer is now "@LOCALMACHINE" instead of "localhost".
6.6 OPC Historical Alarms and Events (OPC "H" A&E)
6.6.1 Overview
Overview
You will find information about the following topics in the section below:
● Introduction to OPC "H" A&E
● Reading archived messages
● Syntax for access to archived messages
● Read modes for archived messages
● Identifying archived messages
OpenPCS 7 interface
6.6 OPC Historical Alarms and Events (OPC "H" A&E)
OpenPCS 7
74 Function Manual, 05/2012, A5E02780178-02

Siemens SIMATIC OpenPCS 7 Specifications

General

Brand	Siemens
Model	SIMATIC OpenPCS 7
Category	Control Systems
Language	English