Filter
Top Products
Using a Quantum IEC Hot Standby System
840 USE 106 00 January 2003 123
IEC HSBY
System
Executive
Upgrade
Procedure
The following table shows the steps to upgrade the controller’s executive in an IEC
HSBY system. Note: You must first have both controllers running in Concept 2.5.
Step Action
1 Connect to the Primary controller with Concept and use the reference data editor
to set bit 12 of the Hot Standby command register to 1.
2 Disconnect from the Primary controller.
3 Use the Executive Loader to download the new executive to the Standby
controller.
4 Connect to the Standby controller with Concept and download the project.
NOTE: Projects developed with versions of Concept earlier than 2.5 must be
imported into Concept 2.5 using the Converter.
5 Start the Standby controller.
6 Verify that the Standby controller is in Run Mode and the CHS module indicates
that the Standby Controller is now in Standby mode.
7 Disconnect from the controller.
8 Initiate a Hot Standby switchover using the Key Switch.
9 Download the Executive to the new Standby Controller using the Executive
loader.
10 Use the transfer button on the CHS module to transfer the program to the
Standby controller. Verify that the Standby controller is in Run Mode and the
CHS mode indicates that the Standby Controller is now in Standby Mode.
11 The Hot Standby Controller Executives have now been uprgaded without
stopping the process.