Siemens SIMATIC PCS 7 OSx User Manual

iv Contents
1.9 Screen Hierarchy 1-58...............................................................
Accessing Displays from the Hierarchy 1-58.............................................
Accessing Displays with Screen Hierarchies and Associations 1-58.........................
Chapter 2 OSx Station Control 2-1..........................................
2.1 Displaying OSx Station Commands 2-2..............................................
2.2 Re_Sync Command 2-4............................................................
2.3 Role_Change Command 2-7........................................................
Single-Station System 2-7...........................................................
Multiple-Station System 2-8..........................................................
Role Change Notification 2-9.........................................................
Attempting to Change Roles without an Active Primary 2-9...............................
Making Role Changes 2-10...........................................................
Role Change, Reports, BCL, and RDT 2-13.............................................
Automatic Role Changes 2-14.........................................................
2.4 New_Primary Command 2-16........................................................
2.5 Switch_Media Command 2-17........................................................
2.6 Handling a Failover 2-18.............................................................
What Is Failover? 2-18................................................................
When Failover Occurs 2-18...........................................................
Chapter 3 Tag Detail 3 -1...................................................
3.1 Tag Detail Displays 3-2.............................................................
Defining a Tag 3-2..................................................................
Displaying a Tag Detail 3-3...........................................................
Changing Tag Detail Values in the Operate State 3-4.....................................
3.2 Tag Detail Examples 3-6............................................................
Digital Output (DO) Tag Example 3-6..................................................
Loop Tag Example 3-7...............................................................
3.3 Tag Group Displays 3-8............................................................
Displaying a Tag Group 3-9..........................................................
Chapter 4 Trends 4-1......................................................
4.1 Displaying Trend Data 4-2..........................................................
Accessing the Trend Directory 4-2....................................................
Real-Time Trend Displays 4-2........................................................
Historical Trend Displays 4-4.........................................................
Doubling the Size of Trend Displays 4-6................................................
Changing the Time Base or Range 4-8.................................................
Refreshing a Trend 4-9..............................................................

Siemens SIMATIC PCS 7 OSx Specifications

General

Brand	Siemens
Model	SIMATIC PCS 7 OSx
Category	Control Systems
Language	English